{"title":"Vaillant","description":"\u003cp style=\"text-align: justify;\"\u003eWith over 150 years of innovation, Vaillant is one of Europe’s most respected manufacturers of heating and hot water solutions, delivering high-performance systems for residential and commercial applications. Renowned for quality, efficiency, and advanced engineering, Vaillant continues to set industry standards in both traditional and low-carbon heating technologies.\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThe extensive product range includes aroTHERM Plus air source heat pumps, air-to-water heat pump systems, uniSTOR hot water cylinders, aroSTOR heat pump water heaters, and a wide selection of ecoTEC and ecoFIT gas boilers. Designed for flexibility and reliability, Vaillant systems integrate seamlessly with modern heating installations, offering consistent comfort, reduced energy consumption, and future-ready performance.\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eExplore our range of Vaillant heat pumps, boilers, hot water cylinders, and accessories for efficient heating, trusted engineering, and long-term reliability.\u003c\/p\u003e","products":[{"product_id":"vaillant-arostor-200l-stainless-heat-pump-cylinder-0010024440","title":"Vaillant aroSTOR 200L Stainless Heat Pump Cylinder A+ ErP | 0010024440","description":"\u003c!-- SEO Product Name: Vaillant aroSTOR 200L Stainless Heat Pump Cylinder | 0010024440 --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial,Helvetica,sans-serif; color:#222; line-height:1.65;\"\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003eVaillant aroSTOR VWL B 200\/5 UK\u003c\/strong\u003e (article no. \u003cstrong\u003e0010024440\u003c\/strong\u003e) is a \u003cstrong\u003eself-contained, floor-standing heat pump hot water cylinder\u003c\/strong\u003e: a \u003cstrong\u003e200-litre stainless steel unvented cylinder\u003c\/strong\u003e with the heat pump built into the same column. It makes \u003cstrong\u003edomestic hot water only\u003c\/strong\u003e, takes its heat from air, either \u003cstrong\u003efrom the room it stands in or through insulated 160 mm ducts to outside\u003c\/strong\u003e, and needs \u003cstrong\u003eno outdoor unit, no refrigerant pipework on site and no boiler or heating connection\u003c\/strong\u003e. It only needs mains water, a \u003cstrong\u003e230 V\u003c\/strong\u003e supply and an air route.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eIt uses \u003cstrong\u003eR290 natural refrigerant\u003c\/strong\u003e (GWP 3, 0.15 kg sealed charge) and reaches \u003cstrong\u003e60 °C on the heat pump alone\u003c\/strong\u003e, with a \u003cstrong\u003e1.2 kW titanium immersion element\u003c\/strong\u003e for boost, \u003cstrong\u003e65 °C\u003c\/strong\u003e and anti-legionella cycles. Efficiency is \u003cstrong\u003eA+ (132 % ηWH)\u003c\/strong\u003e with a \u003cstrong\u003eCOP of 3.19\u003c\/strong\u003e and about \u003cstrong\u003e775 kWh a year\u003c\/strong\u003e for the L load profile. The \u003cstrong\u003eunvented kit\u003c\/strong\u003e (18 l expansion vessel, safety assembly and tundish) is supplied in the box, and the unit has \u003cstrong\u003ePV\u003c\/strong\u003e and \u003cstrong\u003elow-tariff\u003c\/strong\u003e control inputs.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThis model offers compact footprint and a \u003cstrong\u003e1,458 mm\u003c\/strong\u003e height. The stainless steel tank has \u003cstrong\u003eno sacrificial anode\u003c\/strong\u003e and carries a \u003cstrong\u003e5-year tank warranty\u003c\/strong\u003e. At over 50 kg it ships with a \u003cstrong\u003etransport bag for a two-person carry\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:22px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eA+\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eErP energy class\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eCOP 3.19\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eEN 16147 at A7\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e247 L\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eMixed water at 40 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e60 °C\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eHeat pump only\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eGWP 3 refrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e5 years\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eStainless tank warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #C0392B; background:#FDF1EF; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#C0392B; margin-bottom:4px;\"\u003eSafety and regulatory\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThis is an \u003cstrong\u003eunvented (mains pressure) cylinder\u003c\/strong\u003e. It must be installed and commissioned by a \u003cstrong\u003ecompetent person\u003c\/strong\u003e to the \u003cstrong\u003eBuilding Regulations (Part G3 in England and Wales)\u003c\/strong\u003e, with the discharge pipework run through the supplied \u003cstrong\u003etundish\u003c\/strong\u003e to a safe, visible point. Complete the \u003cstrong\u003eBenchmark commissioning checklist\u003c\/strong\u003e, which is needed to keep the guarantee. \u003cstrong\u003eElectrical work\u003c\/strong\u003e must meet \u003cstrong\u003eBS 7671\u003c\/strong\u003e: fit a permanent isolator with at least 3 mm contact gap (8 A) and \u003cstrong\u003e30 mA RCD protection\u003c\/strong\u003e, and do not switch the supply with an external timer. Installation involves \u003cstrong\u003eno refrigerant work\u003c\/strong\u003e, but anything that opens the unit or touches the \u003cstrong\u003eR290 circuit\u003c\/strong\u003e must be done by a person competent with \u003cstrong\u003eflammable refrigerants\u003c\/strong\u003e. \u003cstrong\u003eFill the cylinder with water before switching on\u003c\/strong\u003e, or the heating coil is damaged and the guarantee is voided.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eCompatibility and siting\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eIntended for \u003cstrong\u003edomestic hot water\u003c\/strong\u003e; Vaillant classes direct commercial or industrial use as improper use. Install in a \u003cstrong\u003edry, frost-proof room\u003c\/strong\u003e, away from bedrooms because the unit transmits vibration to the floor and walls. \u003cstrong\u003eNever connect it to internal extract ducts\u003c\/strong\u003e (bathroom, shower room or kitchen extractors). If it is \u003cstrong\u003educted to outside (room-sealed)\u003c\/strong\u003e, it must not be sited \u003cstrong\u003ewithin 500 m of the coast\u003c\/strong\u003e. Keep the intake air free of solvents, sprays, chlorinated cleaners and dust. Air must be drawn within \u003cstrong\u003e-7 °C to +45 °C\u003c\/strong\u003e; the heat pump can reach \u003cstrong\u003e60 °C up to 35 °C air\u003c\/strong\u003e, falling to \u003cstrong\u003e55 °C at 45 °C\u003c\/strong\u003e, and outside the range the element does the heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eHeat pump and cylinder in one\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eCompressor, evaporator, fan and controller sit in the \u003cstrong\u003etop of the cylinder column\u003c\/strong\u003e. There is \u003cstrong\u003eno outdoor unit and no split pipework\u003c\/strong\u003e, so installation is plumbing, ducting and a plug-in style electrical connection.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eR290 natural refrigerant\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eGWP 3, ODP 0\u003c\/strong\u003e, 0.15 kg in a sealed circuit. R290 lets the unit deliver \u003cstrong\u003e60 °C with no back-up heater\u003c\/strong\u003e while keeping a strong COP.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eA+ efficiency\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003e132 % water heating efficiency\u003c\/strong\u003e, \u003cstrong\u003eCOP 3.19\u003c\/strong\u003e (EN 16147, A7, profile L) and \u003cstrong\u003e775 kWh a year\u003c\/strong\u003e annual consumption, a large saving over direct electric heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eStainless steel, low maintenance\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eStainless steel tank\u003c\/strong\u003e with \u003cstrong\u003e50 mm polyurethane foam\u003c\/strong\u003e insulation, \u003cstrong\u003e1.61 kWh\/24 h\u003c\/strong\u003e standing loss at 55 °C and \u003cstrong\u003eno anode to replace\u003c\/strong\u003e. Five years on the tank, two on other components.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eTitanium back-up element\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003e1.2 kW titanium immersion heater\u003c\/strong\u003e for boost, up to \u003cstrong\u003e65 °C\u003c\/strong\u003e, and an \u003cstrong\u003eanti-legionella cycle\u003c\/strong\u003e (60 to 70 °C, 1 to 99 day interval). Titanium resists limescale better than copper.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003ePV and tariff ready\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003ePV mode\u003c\/strong\u003e with two levels (PV ECO up to 60 °C on the heat pump, PV MAX up to 65 °C with the element) and a \u003cstrong\u003elow-tariff load-relief input\u003c\/strong\u003e, plus programmable time periods and a \u003cstrong\u003e43 °C minimum-temperature\u003c\/strong\u003e function.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eHow it gets its air\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe unit has \u003cstrong\u003etwo 160 mm air connections\u003c\/strong\u003e (inlet and outlet). Choose the arrangement that suits the room; all three use the same unit.\u003c\/p\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eAir routing options\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#EAF4F3; font-weight:bold; color:#008377CF; padding:9px 14px; font-size:14px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eOption\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eHow it works\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eRequirements\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eFully ducted\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eBoth ducts go to outside. The room is not cooled and its ventilation is unaffected. Suits \u003cstrong\u003esmall rooms\u003c\/strong\u003e such as utility or store rooms.\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eKeep at least \u003cstrong\u003e220 mm\u003c\/strong\u003e between the duct ends to stop recirculation. Not within \u003cstrong\u003e500 m\u003c\/strong\u003e of the coast.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003ePartly ducted\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eOne duct to outside, the other open to the room. The room acts as the heat source and is cooled by incoming outdoor air.\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eRoom at least \u003cstrong\u003e20 m³\u003c\/strong\u003e. Existing ventilation must cover \u003cstrong\u003e400 m³\/h\u003c\/strong\u003e plus normal room ventilation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eNo ducting\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eAir is drawn from and returned to the same room, which is cooled by the unit.\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eRoom at least \u003cstrong\u003e20 m³\u003c\/strong\u003e and \u003cstrong\u003e2.20 m\u003c\/strong\u003e high, with ventilation. Keep the cold exhaust air from re-entering the intake.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eDuct design\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eUse \u003cstrong\u003einsulated ducts of 160 mm or larger\u003c\/strong\u003e to avoid condensation, and fit \u003cstrong\u003eprotective grilles or roof terminals\u003c\/strong\u003e on the openings. The maximum \u003cstrong\u003ecombined\u003c\/strong\u003e length of intake plus outlet (L1 + L2) is \u003cstrong\u003e10 m for flexible duct\u003c\/strong\u003e or \u003cstrong\u003e20 m for rigid duct\u003c\/strong\u003e, plus two 90° elbows. In rigid runs, each elbow, attachment or mesh adds pressure loss equal to about \u003cstrong\u003e5 m of straight duct\u003c\/strong\u003e, so count them. Allow \u003cstrong\u003e25 mm\u003c\/strong\u003e clearance around the unit and \u003cstrong\u003e300 mm\u003c\/strong\u003e at the top and front.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eHeat-up and hot water output\u003c\/h3\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eRecovery times and usable volume\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eAfter first start-up, Vaillant states the heat pump needs \u003cstrong\u003e5 to 12 hours\u003c\/strong\u003e to reach \u003cstrong\u003e55 °C\u003c\/strong\u003e, depending on air and cold water temperature. A full re-heat at \u003cstrong\u003e7 °C air\u003c\/strong\u003e takes about \u003cstrong\u003e7 h 04 min\u003c\/strong\u003e (EN 16147). The unit delivers up to \u003cstrong\u003e247 litres of mixed hot water at 40 °C\u003c\/strong\u003e (V40, from the ErP data). It is designed to \u003cstrong\u003estay energised and re-heat on a programme\u003c\/strong\u003e rather than be switched off between uses.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eSpecification\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eIdentification\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eBrand \/ range\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eVaillant aroSTOR\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eModel\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003earoSTOR VWL B 200\/5 UK\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eArticle number\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e0010024440\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eType\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eFloor-standing integrated heat pump hot water cylinder (unvented)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eIntended use\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eDomestic hot water generation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eHot water and efficiency\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eNominal capacity\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e200 L (197.5 L in the installation manual data table)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCylinder material \/ insulation\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eStainless steel \/ polyurethane foam, 50 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eEnergy efficiency class\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eA+ (load profile L)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eWater heating efficiency (ηWH)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e132 %\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAnnual electricity consumption\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e775 kWh (average climate)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCOP, A7 \/ W55 (EN 16147)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e3.19\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMixed water at 40 °C (V40)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e247 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eFull re-heat at A7 (EN 16147)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e7 h 04 min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eInitial heat-up to 55 °C\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e5 to 12 hours, depending on air and cold water temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eStanding heat loss at 55 °C\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.61 kWh\/24 h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eHot water temperature, heat pump only\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e30 to 60 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum, with back-up element\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e65 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAnti-legionella target\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e60 to 70 °C selectable (off by default), cycle starts at 22:00\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eHeat pump and electrical\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eRefrigerant \/ charge\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eR290 \/ 0.15 kg (GWP 3, ODP 0)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eBack-up heater\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.2 kW titanium immersion, 7 W\/cm²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum power, heat pump only\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e700 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum power, heat pump + element\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1,900 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eSupply\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e230 V, 50 Hz, maximum circuit current 8 A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMains cable supplied\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.5 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eIP rating\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eIPX4\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eSound power level (LWA)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e50 to 52 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eOperating air temperature\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e-7 °C to +45 °C (heat pump priority; element only outside this range)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAir flow, minimum \/ nominal \/ maximum (non-ducted)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e320 \/ 350 \/ 400 m³\/h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eControl inputs\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eLow-tariff load relief, PV (two-level), external humidistat fan control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eWater side\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum working pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e6 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003ePressure reducing valve setting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e3.0 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eExpansion relief valve setting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e6.0 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eTemperature and pressure relief valve\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e7 bar \/ 90 °C, factory fitted (F ½\")\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eHot water connection\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e¾\" male, cylindrical\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMinimum mains supply\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.5 bar flow pressure and 15 l\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eExpansion vessel pre-charge\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e3.0 bar or higher\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eWater quality limits\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eHardness up to 200 mg\/l, chlorine up to 250 mg\/l\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMinimum pipe size\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e22 mm copper for cold feed and hot water\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCondensate\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003ePre-installed drain siphon; fill with water and route with a continuous fall\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eDimensions and weight\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eDiameter\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e634 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1,458 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eWeight, empty \/ full\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e55 kg \/ 255 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAir connections\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e2 x 160 mm (inlet and outlet)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eClearances\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e25 mm around, 300 mm at top and front\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eGuarantee and approvals\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eTank warranty\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e5 years (2 years on other components)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eRegistration\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eRegister with the manufacturer within one month of installation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eServicing\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eAnnual service by a trained, competent person, recorded in Benchmark\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eStandards and schemes\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eTested to EN 12897, Kiwa certified, Hot Water Association member, Benchmark\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eData note\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThe installation manual's technical-data table quotes lower EN 16147 figures (COP 2.99 for the 200 L, 3.00 for the 270 L) than Vaillant's UK technical leaflet and ErP data sheet. This page uses the \u003cstrong\u003eleaflet and ErP figures\u003c\/strong\u003e, which match the \u003cstrong\u003eA+ rating (132 % \/ 130 %)\u003c\/strong\u003e. The manual and the leaflet also give different air temperature ranges: \u003cstrong\u003e-7 to +45 °C\u003c\/strong\u003e in the manual and \u003cstrong\u003e-7 to +35 °C\u003c\/strong\u003e in the leaflet. This page shows the manual's operating range together with the 35 °C limit for 60 °C hot water.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003e200 L or 270 L?\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003earoSTOR VWL B 200\/5 UK and 270\/5 UK compared\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#EAF4F3; font-weight:bold; color:#008377CF; padding:9px 14px; font-size:14px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eSpecification\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003e200 L model\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003e270 L model\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eArticle number\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e0010024440\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e0010028218\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eMixed water at 40 °C (V40)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e247 L\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e349 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eCOP, A7 (EN 16147)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e3.19\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e3.14\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eWater heating efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e132 %\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e130 %\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eAnnual consumption\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e775 kWh\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e785 kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eFull re-heat at A7\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e7 h 04 min\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e10 h 15 min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eStanding heat loss at 55 °C\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1.61 kWh\/24 h\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1.77 kWh\/24 h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1,458 mm\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1,783 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eWeight, empty \/ full\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e55 kg \/ 255 kg\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e68 kg \/ 338 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eWhat is in the box\u003c\/h3\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eSupplied\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThe \u003cstrong\u003ecylinder with its temperature and pressure relief valve fitted\u003c\/strong\u003e, the \u003cstrong\u003eunvented kit\u003c\/strong\u003e (\u003cstrong\u003e18 l expansion vessel, safety assembly\u003c\/strong\u003e with pressure reducer and expansion relief valve, \u003cstrong\u003etundish with retainer\u003c\/strong\u003e), a plug to \u003cstrong\u003eseal the condensate overflow for blower door tests\u003c\/strong\u003e, the \u003cstrong\u003etransport bag\u003c\/strong\u003e and the installation and operating instructions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eNot supplied\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eAir ducting and terminals\u003c\/strong\u003e, a \u003cstrong\u003edrain valve\u003c\/strong\u003e for the lowest point of the cold supply, and a \u003cstrong\u003ethermostatic mixing valve\u003c\/strong\u003e where one is needed to limit the outlet temperature. Pipework, cabling and the isolator are also by the installer.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdiv style=\"margin:14px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eDoes it need a boiler, solar thermal or an outdoor unit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eNo. It is a \u003cstrong\u003estand-alone hot water heat pump\u003c\/strong\u003e. It needs \u003cstrong\u003emains water, a 230 V supply and an air route\u003c\/strong\u003e. There is \u003cstrong\u003eno refrigerant work on site\u003c\/strong\u003e, so no refrigerant connections are made during installation. It can sit alongside any heating system, because it does not connect to one.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eHow long does it take to heat up, and how much hot water does it give?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe first heat-up to 55 °C takes \u003cstrong\u003e5 to 12 hours\u003c\/strong\u003e. A full re-heat at 7 °C air takes about \u003cstrong\u003e7 h 04 min\u003c\/strong\u003e. It supplies up to \u003cstrong\u003e247 litres of mixed water at 40 °C\u003c\/strong\u003e. Leave it energised and use the time programme so it re-heats when you want it to.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eHow does it get its air, and what ducting do I need?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eChoose \u003cstrong\u003efully ducted\u003c\/strong\u003e, \u003cstrong\u003epartly ducted\u003c\/strong\u003e or \u003cstrong\u003eunducted\u003c\/strong\u003e siting. Ducts must be \u003cstrong\u003einsulated, 160 mm or larger\u003c\/strong\u003e, with a combined intake plus outlet length of up to \u003cstrong\u003e10 m flexible\u003c\/strong\u003e or \u003cstrong\u003e20 m rigid\u003c\/strong\u003e (plus two 90° elbows). Never connect to extract ducts from bathrooms or kitchens, and fit grilles or roof terminals on the openings.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eCan it work with solar PV or an off-peak tariff?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eYes. \u003cstrong\u003ePV mode\u003c\/strong\u003e uses two potential-free signals (\u003cstrong\u003ePV ECO\u003c\/strong\u003e up to 60 °C on the heat pump, \u003cstrong\u003ePV MAX\u003c\/strong\u003e up to 65 °C with the element). A \u003cstrong\u003elow-tariff input\u003c\/strong\u003e can limit operation to cheap-rate periods. The \u003cstrong\u003ePV function and tariff mode share the same contacts\u003c\/strong\u003e and cannot be used together. Use the unit's own time programming rather than a timer on the supply.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eWhat do I need to buy separately?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe unvented kit is included. You still need \u003cstrong\u003eair ducting and terminals\u003c\/strong\u003e, a \u003cstrong\u003edrain valve\u003c\/strong\u003e, \u003cstrong\u003e22 mm copper pipework\u003c\/strong\u003e, a \u003cstrong\u003ethermostatic mixing valve\u003c\/strong\u003e if required, and a way to run the \u003cstrong\u003econdensate\u003c\/strong\u003e to a drain. An optional \u003cstrong\u003etwin flue kit\u003c\/strong\u003e is available separately.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eWhat guarantee does it have, and does it need servicing?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe stainless steel tank has a \u003cstrong\u003e5-year warranty\u003c\/strong\u003e and other components \u003cstrong\u003e2 years\u003c\/strong\u003e. \u003cstrong\u003eRegister within one month\u003c\/strong\u003e of installation and have it \u003cstrong\u003eserviced annually\u003c\/strong\u003e by a competent person, recorded in Benchmark. The service covers the safety valves, expansion vessel, evaporator cleaning, condensate drain and the immersion heater for scale.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62444274418013,"sku":"aroSTOR-VWL-B-200-5-UK","price":2895.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroSTOR200and270LAirSourceHeatPumpWaterHeaters.webp?v=1763035770"},{"product_id":"vaillant-arostor-270-litre-heat-pump-hot-water-heater","title":"Vaillant aroSTOR 270L Stainless Heat Pump Water Heater | 0010028218 | R290 | A+ ErP","description":"\u003c!-- SEO Product Name: Vaillant aroSTOR 270L Stainless Heat Pump Cylinder | 0010028218 --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial,Helvetica,sans-serif; color:#222; line-height:1.65;\"\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003eVaillant aroSTOR VWL B 270\/5 UK\u003c\/strong\u003e (article no. \u003cstrong\u003e0010028218\u003c\/strong\u003e) is a \u003cstrong\u003eself-contained, floor-standing heat pump hot water cylinder\u003c\/strong\u003e: a \u003cstrong\u003e270-litre stainless steel unvented cylinder\u003c\/strong\u003e with the heat pump built into the same column. It makes \u003cstrong\u003edomestic hot water only\u003c\/strong\u003e, takes its heat from air, either \u003cstrong\u003efrom the room it stands in or through insulated 160 mm ducts to outside\u003c\/strong\u003e, and needs \u003cstrong\u003eno outdoor unit, no refrigerant pipework on site and no boiler or heating connection\u003c\/strong\u003e. It only needs mains water, a \u003cstrong\u003e230 V\u003c\/strong\u003e supply and an air route.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eIt uses \u003cstrong\u003eR290 natural refrigerant\u003c\/strong\u003e (GWP 3, 0.15 kg sealed charge) and reaches \u003cstrong\u003e60 °C on the heat pump alone\u003c\/strong\u003e, with a \u003cstrong\u003e1.2 kW titanium immersion element\u003c\/strong\u003e for boost, \u003cstrong\u003e65 °C\u003c\/strong\u003e and anti-legionella cycles. Efficiency is \u003cstrong\u003eA+ (130 % ηWH)\u003c\/strong\u003e with a \u003cstrong\u003eCOP of 3.14\u003c\/strong\u003e and about \u003cstrong\u003e785 kWh a year\u003c\/strong\u003e for the L load profile. The \u003cstrong\u003eunvented kit\u003c\/strong\u003e (18 l expansion vessel, safety assembly and tundish) is supplied in the box, and the unit has \u003cstrong\u003ePV\u003c\/strong\u003e and \u003cstrong\u003elow-tariff\u003c\/strong\u003e control inputs.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThis model offers \u003cstrong\u003eextra storage in the same 634 mm footprint\u003c\/strong\u003e at \u003cstrong\u003e1,783 mm\u003c\/strong\u003e tall. The stainless steel tank has \u003cstrong\u003eno sacrificial anode\u003c\/strong\u003e and carries a \u003cstrong\u003e5-year tank warranty\u003c\/strong\u003e. At over 50 kg it ships with a \u003cstrong\u003etransport bag for a two-person carry\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:22px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eA+\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eErP energy class\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eCOP 3.14\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eEN 16147 at A7\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e349 L\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eMixed water at 40 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e60 °C\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eHeat pump only\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eGWP 3 refrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e5 years\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eStainless tank warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #C0392B; background:#FDF1EF; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#C0392B; margin-bottom:4px;\"\u003eSafety and regulatory\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThis is an \u003cstrong\u003eunvented (mains pressure) cylinder\u003c\/strong\u003e. It must be installed and commissioned by a \u003cstrong\u003ecompetent person\u003c\/strong\u003e to the \u003cstrong\u003eBuilding Regulations (Part G3 in England and Wales)\u003c\/strong\u003e, with the discharge pipework run through the supplied \u003cstrong\u003etundish\u003c\/strong\u003e to a safe, visible point. Complete the \u003cstrong\u003eBenchmark commissioning checklist\u003c\/strong\u003e, which is needed to keep the guarantee. \u003cstrong\u003eElectrical work\u003c\/strong\u003e must meet \u003cstrong\u003eBS 7671\u003c\/strong\u003e: fit a permanent isolator with at least 3 mm contact gap (8 A) and \u003cstrong\u003e30 mA RCD protection\u003c\/strong\u003e, and do not switch the supply with an external timer. Installation involves \u003cstrong\u003eno refrigerant work\u003c\/strong\u003e, but anything that opens the unit or touches the \u003cstrong\u003eR290 circuit\u003c\/strong\u003e must be done by a person competent with \u003cstrong\u003eflammable refrigerants\u003c\/strong\u003e. \u003cstrong\u003eFill the cylinder with water before switching on\u003c\/strong\u003e, or the heating coil is damaged and the guarantee is voided.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eCompatibility and siting\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eIntended for \u003cstrong\u003edomestic hot water\u003c\/strong\u003e; Vaillant classes direct commercial or industrial use as improper use. Install in a \u003cstrong\u003edry, frost-proof room\u003c\/strong\u003e, away from bedrooms because the unit transmits vibration to the floor and walls. \u003cstrong\u003eNever connect it to internal extract ducts\u003c\/strong\u003e (bathroom, shower room or kitchen extractors). If it is \u003cstrong\u003educted to outside (room-sealed)\u003c\/strong\u003e, it must not be sited \u003cstrong\u003ewithin 500 m of the coast\u003c\/strong\u003e. Keep the intake air free of solvents, sprays, chlorinated cleaners and dust. Air must be drawn within \u003cstrong\u003e-7 °C to +45 °C\u003c\/strong\u003e; the heat pump can reach \u003cstrong\u003e60 °C up to 35 °C air\u003c\/strong\u003e, falling to \u003cstrong\u003e55 °C at 45 °C\u003c\/strong\u003e, and outside the range the element does the heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eHeat pump and cylinder in one\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eCompressor, evaporator, fan and controller sit in the \u003cstrong\u003etop of the cylinder column\u003c\/strong\u003e. There is \u003cstrong\u003eno outdoor unit and no split pipework\u003c\/strong\u003e, so installation is plumbing, ducting and a plug-in style electrical connection.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eR290 natural refrigerant\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eGWP 3, ODP 0\u003c\/strong\u003e, 0.15 kg in a sealed circuit. R290 lets the unit deliver \u003cstrong\u003e60 °C with no back-up heater\u003c\/strong\u003e while keeping a strong COP.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eA+ efficiency\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003e130 % water heating efficiency\u003c\/strong\u003e, \u003cstrong\u003eCOP 3.14\u003c\/strong\u003e (EN 16147, A7, profile L) and \u003cstrong\u003e785 kWh a year\u003c\/strong\u003e annual consumption, a large saving over direct electric heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eStainless steel, low maintenance\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eStainless steel tank\u003c\/strong\u003e with \u003cstrong\u003e50 mm polyurethane foam\u003c\/strong\u003e insulation, \u003cstrong\u003e1.77 kWh\/24 h\u003c\/strong\u003e standing loss at 55 °C and \u003cstrong\u003eno anode to replace\u003c\/strong\u003e. Five years on the tank, two on other components.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eTitanium back-up element\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003e1.2 kW titanium immersion heater\u003c\/strong\u003e for boost, up to \u003cstrong\u003e65 °C\u003c\/strong\u003e, and an \u003cstrong\u003eanti-legionella cycle\u003c\/strong\u003e (60 to 70 °C, 1 to 99 day interval). Titanium resists limescale better than copper.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003ePV and tariff ready\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003ePV mode\u003c\/strong\u003e with two levels (PV ECO up to 60 °C on the heat pump, PV MAX up to 65 °C with the element) and a \u003cstrong\u003elow-tariff load-relief input\u003c\/strong\u003e, plus programmable time periods and a \u003cstrong\u003e43 °C minimum-temperature\u003c\/strong\u003e function.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eHow it gets its air\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe unit has \u003cstrong\u003etwo 160 mm air connections\u003c\/strong\u003e (inlet and outlet). Choose the arrangement that suits the room; all three use the same unit.\u003c\/p\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eAir routing options\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#EAF4F3; font-weight:bold; color:#008377CF; padding:9px 14px; font-size:14px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eOption\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eHow it works\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eRequirements\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eFully ducted\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eBoth ducts go to outside. The room is not cooled and its ventilation is unaffected. Suits \u003cstrong\u003esmall rooms\u003c\/strong\u003e such as utility or store rooms.\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eKeep at least \u003cstrong\u003e220 mm\u003c\/strong\u003e between the duct ends to stop recirculation. Not within \u003cstrong\u003e500 m\u003c\/strong\u003e of the coast.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003ePartly ducted\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eOne duct to outside, the other open to the room. The room acts as the heat source and is cooled by incoming outdoor air.\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eRoom at least \u003cstrong\u003e20 m³\u003c\/strong\u003e. Existing ventilation must cover \u003cstrong\u003e400 m³\/h\u003c\/strong\u003e plus normal room ventilation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eNo ducting\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eAir is drawn from and returned to the same room, which is cooled by the unit.\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003eRoom at least \u003cstrong\u003e20 m³\u003c\/strong\u003e and \u003cstrong\u003e2.20 m\u003c\/strong\u003e high, with ventilation. Keep the cold exhaust air from re-entering the intake.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eDuct design\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eUse \u003cstrong\u003einsulated ducts of 160 mm or larger\u003c\/strong\u003e to avoid condensation, and fit \u003cstrong\u003eprotective grilles or roof terminals\u003c\/strong\u003e on the openings. The maximum \u003cstrong\u003ecombined\u003c\/strong\u003e length of intake plus outlet (L1 + L2) is \u003cstrong\u003e10 m for flexible duct\u003c\/strong\u003e or \u003cstrong\u003e20 m for rigid duct\u003c\/strong\u003e, plus two 90° elbows. In rigid runs, each elbow, attachment or mesh adds pressure loss equal to about \u003cstrong\u003e5 m of straight duct\u003c\/strong\u003e, so count them. Allow \u003cstrong\u003e25 mm\u003c\/strong\u003e clearance around the unit and \u003cstrong\u003e300 mm\u003c\/strong\u003e at the top and front.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eHeat-up and hot water output\u003c\/h3\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eRecovery times and usable volume\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eAfter first start-up, Vaillant states the heat pump needs \u003cstrong\u003e5 to 12 hours\u003c\/strong\u003e to reach \u003cstrong\u003e55 °C\u003c\/strong\u003e, depending on air and cold water temperature. A full re-heat at \u003cstrong\u003e7 °C air\u003c\/strong\u003e takes about \u003cstrong\u003e10 h 15 min\u003c\/strong\u003e (EN 16147). The unit delivers up to \u003cstrong\u003e349 litres of mixed hot water at 40 °C\u003c\/strong\u003e (V40, from the ErP data). It is designed to \u003cstrong\u003estay energised and re-heat on a programme\u003c\/strong\u003e rather than be switched off between uses.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eSpecification\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eIdentification\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eBrand \/ range\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eVaillant aroSTOR\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eModel\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003earoSTOR VWL B 270\/5 UK\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eArticle number\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e0010028218\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eType\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eFloor-standing integrated heat pump hot water cylinder (unvented)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eIntended use\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eDomestic hot water generation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eHot water and efficiency\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eNominal capacity\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e270 L (269 L in the installation manual data table)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCylinder material \/ insulation\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eStainless steel \/ polyurethane foam, 50 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eEnergy efficiency class\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eA+ (load profile L)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eWater heating efficiency (ηWH)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e130 %\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAnnual electricity consumption\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e785 kWh (average climate)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCOP, A7 \/ W55 (EN 16147)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e3.14\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMixed water at 40 °C (V40)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e349 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eFull re-heat at A7 (EN 16147)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e10 h 15 min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eInitial heat-up to 55 °C\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e5 to 12 hours, depending on air and cold water temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eStanding heat loss at 55 °C\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.77 kWh\/24 h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eHot water temperature, heat pump only\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e30 to 60 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum, with back-up element\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e65 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAnti-legionella target\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e60 to 70 °C selectable (off by default), cycle starts at 22:00\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eHeat pump and electrical\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eRefrigerant \/ charge\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eR290 \/ 0.15 kg (GWP 3, ODP 0)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eBack-up heater\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.2 kW titanium immersion, 7 W\/cm²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum power, heat pump only\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e700 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum power, heat pump + element\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1,900 W\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eSupply\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e230 V, 50 Hz, maximum circuit current 8 A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMains cable supplied\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.5 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eIP rating\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eIPX4\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eSound power level (LWA)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e50 to 52 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eOperating air temperature\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e-7 °C to +45 °C (heat pump priority; element only outside this range)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAir flow, minimum \/ nominal \/ maximum (non-ducted)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e320 \/ 350 \/ 400 m³\/h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eControl inputs\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eLow-tariff load relief, PV (two-level), external humidistat fan control\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eWater side\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum working pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e6 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003ePressure reducing valve setting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e3.0 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eExpansion relief valve setting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e6.0 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eTemperature and pressure relief valve\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e7 bar \/ 90 °C, factory fitted (F ½\")\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eHot water connection\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e¾\" male, cylindrical\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMinimum mains supply\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1.5 bar flow pressure and 15 l\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eExpansion vessel pre-charge\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e3.0 bar or higher\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eWater quality limits\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eHardness up to 200 mg\/l, chlorine up to 250 mg\/l\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMinimum pipe size\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e22 mm copper for cold feed and hot water\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCondensate\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003ePre-installed drain siphon; fill with water and route with a continuous fall\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eDimensions and weight\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eDiameter\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e634 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e1,783 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eWeight, empty \/ full\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e68 kg \/ 338 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eAir connections\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e2 x 160 mm (inlet and outlet)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eClearances\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e25 mm around, 300 mm at top and front\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eGuarantee and approvals\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eTank warranty\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e5 years (2 years on other components)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eRegistration\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eRegister with the manufacturer within one month of installation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eServicing\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eAnnual service by a trained, competent person, recorded in Benchmark\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eStandards and schemes\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eTested to EN 12897, Kiwa certified, Hot Water Association member, Benchmark\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eData note\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThe installation manual's technical-data table quotes lower EN 16147 figures (COP 2.99 for the 200 L, 3.00 for the 270 L) than Vaillant's UK technical leaflet and ErP data sheet. This page uses the \u003cstrong\u003eleaflet and ErP figures\u003c\/strong\u003e, which match the \u003cstrong\u003eA+ rating (132 % \/ 130 %)\u003c\/strong\u003e. The manual and the leaflet also give different air temperature ranges: \u003cstrong\u003e-7 to +45 °C\u003c\/strong\u003e in the manual and \u003cstrong\u003e-7 to +35 °C\u003c\/strong\u003e in the leaflet. This page shows the manual's operating range together with the 35 °C limit for 60 °C hot water.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003e200 L or 270 L?\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003earoSTOR VWL B 200\/5 UK and 270\/5 UK compared\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#EAF4F3; font-weight:bold; color:#008377CF; padding:9px 14px; font-size:14px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003eSpecification\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003e200 L model\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px;\"\u003e270 L model\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eArticle number\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e0010024440\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e0010028218\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eMixed water at 40 °C (V40)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e247 L\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e349 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eCOP, A7 (EN 16147)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e3.19\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e3.14\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eWater heating efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e132 %\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e130 %\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eAnnual consumption\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e775 kWh\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e785 kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eFull re-heat at A7\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e7 h 04 min\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e10 h 15 min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eStanding heat loss at 55 °C\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1.61 kWh\/24 h\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1.77 kWh\/24 h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1,458 mm\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e1,783 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; font-weight:bold;\"\u003eWeight, empty \/ full\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e55 kg \/ 255 kg\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 0; min-width:60px; padding-right:8px; \"\u003e68 kg \/ 338 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eWhat is in the box\u003c\/h3\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eSupplied\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThe \u003cstrong\u003ecylinder with its temperature and pressure relief valve fitted\u003c\/strong\u003e, the \u003cstrong\u003eunvented kit\u003c\/strong\u003e (\u003cstrong\u003e18 l expansion vessel, safety assembly\u003c\/strong\u003e with pressure reducer and expansion relief valve, \u003cstrong\u003etundish with retainer\u003c\/strong\u003e), a plug to \u003cstrong\u003eseal the condensate overflow for blower door tests\u003c\/strong\u003e, the \u003cstrong\u003etransport bag\u003c\/strong\u003e and the installation and operating instructions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eNot supplied\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eAir ducting and terminals\u003c\/strong\u003e, a \u003cstrong\u003edrain valve\u003c\/strong\u003e for the lowest point of the cold supply, and a \u003cstrong\u003ethermostatic mixing valve\u003c\/strong\u003e where one is needed to limit the outlet temperature. Pipework, cabling and the isolator are also by the installer.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdiv style=\"margin:14px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eDoes it need a boiler, solar thermal or an outdoor unit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eNo. It is a \u003cstrong\u003estand-alone hot water heat pump\u003c\/strong\u003e. It needs \u003cstrong\u003emains water, a 230 V supply and an air route\u003c\/strong\u003e. There is \u003cstrong\u003eno refrigerant work on site\u003c\/strong\u003e, so no refrigerant connections are made during installation. It can sit alongside any heating system, because it does not connect to one.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eHow long does it take to heat up, and how much hot water does it give?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe first heat-up to 55 °C takes \u003cstrong\u003e5 to 12 hours\u003c\/strong\u003e. A full re-heat at 7 °C air takes about \u003cstrong\u003e10 h 15 min\u003c\/strong\u003e. It supplies up to \u003cstrong\u003e349 litres of mixed water at 40 °C\u003c\/strong\u003e. Leave it energised and use the time programme so it re-heats when you want it to.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eHow does it get its air, and what ducting do I need?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eChoose \u003cstrong\u003efully ducted\u003c\/strong\u003e, \u003cstrong\u003epartly ducted\u003c\/strong\u003e or \u003cstrong\u003eunducted\u003c\/strong\u003e siting. Ducts must be \u003cstrong\u003einsulated, 160 mm or larger\u003c\/strong\u003e, with a combined intake plus outlet length of up to \u003cstrong\u003e10 m flexible\u003c\/strong\u003e or \u003cstrong\u003e20 m rigid\u003c\/strong\u003e (plus two 90° elbows). Never connect to extract ducts from bathrooms or kitchens, and fit grilles or roof terminals on the openings.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eCan it work with solar PV or an off-peak tariff?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eYes. \u003cstrong\u003ePV mode\u003c\/strong\u003e uses two potential-free signals (\u003cstrong\u003ePV ECO\u003c\/strong\u003e up to 60 °C on the heat pump, \u003cstrong\u003ePV MAX\u003c\/strong\u003e up to 65 °C with the element). A \u003cstrong\u003elow-tariff input\u003c\/strong\u003e can limit operation to cheap-rate periods. The \u003cstrong\u003ePV function and tariff mode share the same contacts\u003c\/strong\u003e and cannot be used together. Use the unit's own time programming rather than a timer on the supply.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eWhat do I need to buy separately?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe unvented kit is included. You still need \u003cstrong\u003eair ducting and terminals\u003c\/strong\u003e, a \u003cstrong\u003edrain valve\u003c\/strong\u003e, \u003cstrong\u003e22 mm copper pipework\u003c\/strong\u003e, a \u003cstrong\u003ethermostatic mixing valve\u003c\/strong\u003e if required, and a way to run the \u003cstrong\u003econdensate\u003c\/strong\u003e to a drain. An optional \u003cstrong\u003etwin flue kit\u003c\/strong\u003e is available separately.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eWhat guarantee does it have, and does it need servicing?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe stainless steel tank has a \u003cstrong\u003e5-year warranty\u003c\/strong\u003e and other components \u003cstrong\u003e2 years\u003c\/strong\u003e. \u003cstrong\u003eRegister within one month\u003c\/strong\u003e of installation and have it \u003cstrong\u003eserviced annually\u003c\/strong\u003e by a competent person, recorded in Benchmark. The service covers the safety valves, expansion vessel, evaporator cleaning, condensate drain and the immersion heater for scale.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62444432097629,"sku":"aroSTOR-VWL-B-270-5-UK","price":3100.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroSTOR200and270LAirSourceHeatPumpWaterHeaters.webp?v=1763035770"},{"product_id":"vaillant-arostor-vwl-290-twin-flue-kit","title":"Vaillant aroSTOR Twin Flue Kit 200L 270L | 20205775 | Single Wall","description":"\u003c!-- SEO Product Name: Vaillant aroSTOR Twin Flue Kit 200L 270L | 20205775 | Single Wall --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial,Helvetica,sans-serif; color:#222; line-height:1.65;\"\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003eVaillant aroSTOR twin flue kit\u003c\/strong\u003e (part no. \u003cstrong\u003e20205775\u003c\/strong\u003e) is an \u003cstrong\u003eoptional accessory\u003c\/strong\u003e that lets the \u003cstrong\u003eair intake and air exhaust ducts\u003c\/strong\u003e of an \u003cstrong\u003earoSTOR VWL B 200\/5 UK or 270\/5 UK\u003c\/strong\u003e share \u003cstrong\u003eone wall opening\u003c\/strong\u003e. Without it, a fully ducted installation needs two separate 160 mm openings, one for the intake and one for the exhaust.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eUse it where \u003cstrong\u003ewall space is limited\u003c\/strong\u003e, where you want a \u003cstrong\u003etidier external finish\u003c\/strong\u003e, or where the unit stands close to an outside wall. It is listed for \u003cstrong\u003eboth the 200 L and 270 L models\u003c\/strong\u003e, which share the same \u003cstrong\u003e160 mm air connections\u003c\/strong\u003e. The kit is \u003cstrong\u003enot needed\u003c\/strong\u003e to install the cylinder; the unit also works with separate ducts, partly ducted, or unducted.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:22px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e20205775\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eVaillant part number\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e1 opening\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eIntake and exhaust share one wall hole\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e2 models\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003earoSTOR 200 L and 270 L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e160 mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eUnit air connection size\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003e10 m \/ 20 m\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eMax flexible \/ rigid duct, L1 + L2\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#fff; border-radius:8px; padding:14px 8px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:21px; font-weight:bold; line-height:1.2;\"\u003eOptional\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px; opacity:0.95;\"\u003eNot required to install\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #C0392B; background:#FDF1EF; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#C0392B; margin-bottom:4px;\"\u003eSafety and regulatory\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eNever connect the aroSTOR to internal extract ducts\u003c\/strong\u003e, including bathrooms, shower rooms and kitchen extractors. Fit \u003cstrong\u003eprotective grilles or roof terminals\u003c\/strong\u003e on every duct opening so that water and foreign bodies cannot enter. Ducts must be \u003cstrong\u003einsulated\u003c\/strong\u003e to prevent energy loss and condensation. All installation work must be done by a \u003cstrong\u003ecompetent person\u003c\/strong\u003e following the aroSTOR installation manual and the instructions supplied with the kit.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eFor \u003cstrong\u003eVaillant aroSTOR VWL B 200\/5 UK (article 0010024440)\u003c\/strong\u003e and \u003cstrong\u003eVWL B 270\/5 UK (article 0010028218)\u003c\/strong\u003e only. It is not intended for other Vaillant products. If the unit is \u003cstrong\u003educted to outside (room-sealed)\u003c\/strong\u003e it must not be sited \u003cstrong\u003ewithin 500 m of the coast\u003c\/strong\u003e. The unit's \u003cstrong\u003educt length limits still apply\u003c\/strong\u003e with the kit fitted, so count the kit and every elbow and grille in your run.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eOne wall opening\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eRoutes the \u003cstrong\u003eintake and exhaust\u003c\/strong\u003e through \u003cstrong\u003eone penetration\u003c\/strong\u003e instead of two, which keeps the outside wall tidy and limits the number of openings to make good.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eMade for the aroSTOR\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eA \u003cstrong\u003eVaillant accessory (20205775)\u003c\/strong\u003e listed for the \u003cstrong\u003e200 L and 270 L\u003c\/strong\u003e floor-standing models, which both use \u003cstrong\u003e160 mm air connections\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eSuits fully ducted siting\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eIn a \u003cstrong\u003efully ducted\u003c\/strong\u003e installation the air inlet and outlet are both in the external area, so the \u003cstrong\u003eroom is not cooled\u003c\/strong\u003e and its \u003cstrong\u003eventilation is not affected\u003c\/strong\u003e. Ideal for small utility and store rooms.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eOptional, not essential\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThe cylinder installs with \u003cstrong\u003etwo separate ducts\u003c\/strong\u003e, \u003cstrong\u003eone duct\u003c\/strong\u003e or \u003cstrong\u003enone\u003c\/strong\u003e. Add the kit only when a single wall opening is the better answer for the site.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003eWorks within the duct rules\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eCombined intake plus outlet length stays within \u003cstrong\u003e10 m flexible\u003c\/strong\u003e or \u003cstrong\u003e20 m rigid\u003c\/strong\u003e (plus two 90° elbows), using \u003cstrong\u003einsulated 160 mm or larger\u003c\/strong\u003e ducts.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:240px; border:1px solid #008377CF; border-top:5px solid #008377CF; border-radius:8px; padding:14px 16px; background:#fff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; font-size:17px; margin-bottom:6px;\"\u003ePrevents recirculation when planned correctly\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eThe manual calls for a \u003cstrong\u003eclearance of at least 220 mm\u003c\/strong\u003e between the ends of the air pipes in a fully ducted installation so that \u003cstrong\u003eexhaust air is not drawn back in\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003ePlanning the duct run\u003c\/h3\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#EAF4F3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eDuct rules from the aroSTOR installation manual\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eMaximum combined length\u003c\/strong\u003e of intake plus outlet (L1 + L2): \u003cstrong\u003e10 m flexible\u003c\/strong\u003e or \u003cstrong\u003e20 m rigid\u003c\/strong\u003e, in addition to two 90° elbows. In rigid runs, \u003cstrong\u003eeach elbow, attachment or mesh adds pressure loss equal to about 5 m of straight duct\u003c\/strong\u003e, so total them before you fix the route. Use \u003cstrong\u003einsulated ducts of 160 mm or larger\u003c\/strong\u003e. Keep the air supply free of solvents, sprays, chlorinated cleaners and dust. Excess duct length or too many bends can cause \u003cstrong\u003efrequent defrosting\u003c\/strong\u003e and low-pressure faults.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #D68A00; background:#FFF7E3; border-radius:6px; padding:14px 16px; margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#D68A00; margin-bottom:4px;\"\u003eCheck before you fix\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eFollow the instructions supplied with the kit for \u003cstrong\u003etermination spacing and fixing\u003c\/strong\u003e, and confirm that the arrangement keeps exhaust air from being re-drawn into the intake. Confirm the termination meets the \u003cstrong\u003eairflow and clearance\u003c\/strong\u003e needs for your site before cutting the wall opening.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eSpecification\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003eKit\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eBrand\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eVaillant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003ePart number\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e20205775\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eProduct type\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eHeat pump hot water cylinder air duct accessory (twin flue kit)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eFunction\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eCombines the air intake and exhaust ducts into one wall penetration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eCompatible models\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003earoSTOR VWL B 200\/5 UK (0010024440) and VWL B 270\/5 UK (0010028218)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:14px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#fff; font-weight:bold; padding:10px 14px;\"\u003earoSTOR air connection and duct limits (from the manual)\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eUnit air connections\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e2 x 160 mm (inlet and outlet)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eDuct type\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eInsulated, 160 mm or larger\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum combined length L1 + L2, flexible\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e10 m (plus two 90° elbows)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eMaximum combined length L1 + L2, rigid\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e20 m (plus two 90° elbows)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003ePressure loss allowance, rigid runs\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eAbout 5 m of straight duct per elbow, attachment or mesh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eNominal air flow\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003e350 m³\/h (minimum 320 m³\/h)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F4F9F8; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eSpacing between duct ends, fully ducted\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eAt least 220 mm to prevent recirculation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#fff; padding:9px 14px; font-size:15px;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:bold; color:#333;\"\u003eSiting limit, room-sealed\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px;\"\u003eNot within 500 m of the coast\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; margin:30px 0 12px 0; padding-left:12px; color:#008377CF; border-left:5px solid #008377CF; line-height:1.3;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdiv style=\"margin:14px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eDo I need this kit to install an aroSTOR?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eNo. It is \u003cstrong\u003eoptional\u003c\/strong\u003e. The aroSTOR can be installed with \u003cstrong\u003etwo separate ducts\u003c\/strong\u003e, with \u003cstrong\u003eone duct\u003c\/strong\u003e and the room as the other air path, or with \u003cstrong\u003eno ducting\u003c\/strong\u003e. The kit is for when \u003cstrong\u003eone wall opening\u003c\/strong\u003e suits the site better.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eIs it compatible with both the 200 L and the 270 L?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eYes. It is listed for the \u003cstrong\u003earoSTOR VWL B 200\/5 UK (article 0010024440)\u003c\/strong\u003e and the \u003cstrong\u003eVWL B 270\/5 UK (article 0010028218)\u003c\/strong\u003e. Both models use \u003cstrong\u003e160 mm air connections\u003c\/strong\u003e. It is not intended for other Vaillant products.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eWhat duct size and length can I use with it?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eThe aroSTOR needs \u003cstrong\u003einsulated ducts of 160 mm or larger\u003c\/strong\u003e. The combined intake plus outlet length is limited to \u003cstrong\u003e10 m for flexible duct\u003c\/strong\u003e or \u003cstrong\u003e20 m for rigid duct\u003c\/strong\u003e, plus two 90° elbows. In rigid runs each elbow, attachment or mesh counts as about \u003cstrong\u003e5 m\u003c\/strong\u003e of straight duct.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eCan I use it near the coast?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eIf the unit is \u003cstrong\u003educted to outside (room-sealed)\u003c\/strong\u003e, the manual says it \u003cstrong\u003emust not be located within 500 m of any coastline\u003c\/strong\u003e. Check the site before you plan a fully ducted installation.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin:0 0 10px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#fff; font-weight:bold; padding:12px 16px; cursor:pointer;\"\u003eHow do I stop the exhaust air being drawn back into the intake?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; font-size:15px;\"\u003eIn a fully ducted installation the manual requires a \u003cstrong\u003eclearance of at least 220 mm\u003c\/strong\u003e between the ends of the air pipes to prevent recirculation. Follow the kit's own instructions for spacing and fixing, and check the finished layout before commissioning.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62444493046109,"sku":"20205775","price":295.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/vaillant-arostor-vwl290-twin-flue-kit.jpg?v=1761935199"},{"product_id":"vaillant-ecotec-plus-832-32kw-combi-boiler","title":"Vaillant ecoTEC Plus 832 Gas Combi Boiler | 0010036016 | 32kW IoniDETECT","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Plus 832 Gas Combi Boiler | 0010036016 | 32kW IoniDETECT --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Plus 832 (MPN 0010036016)\u003c\/strong\u003e is a 32kW gas combi boiler from Vaillant's current ecoTEC plus range, sitting above the 826 for homes needing stronger simultaneous hot water flow. Like the rest of the range, it's built around \u003cstrong\u003eIoniDETECT combustion monitoring technology\u003c\/strong\u003e and retains the familiar footprint, flue position and pipe connections of earlier ecoTEC plus generations for a straightforward like-for-like swap.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eA \u003cstrong style=\"color: #008377cf;\"\u003esemi-touch interface with a guided commissioning wizard\u003c\/strong\u003e simplifies first-time setup, while \u003cstrong\u003eautomatic LPG conversion\u003c\/strong\u003e can be completed in minutes at commissioning with no extra parts required. The boiler is \u003cstrong\u003ehydrogen-prepared for up to a 20% blend\u003c\/strong\u003e and smart-home ready via Vaillant's myVAILLANT connect gateway for app control and remote diagnostics.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e13.0 L\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e1:10\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWarranty (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e37kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e45 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSound Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eIoniDETECT Technology\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eIntelligent gas combustion monitoring\u003c\/strong\u003e helps the boiler reach a wider modulation range of up to 1:10, improving overall system efficiency.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eSmart Home Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003ePairs with the \u003cstrong\u003emyVAILLANT connect internet gateway\u003c\/strong\u003e for app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eAutomatic LPG Conversion\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eConversion to LPG is \u003cstrong\u003ecompleted in minutes via the interface during commissioning\u003c\/strong\u003e, with no additional parts required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHydrogen Prepared\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eTested and validated to \u003cstrong\u003eoperate safely with up to a 20% hydrogen gas blend\u003c\/strong\u003e, future-proofing the installation against changes to the gas grid.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGuided Commissioning Wizard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003esemi-touch interface with a step-by-step commissioning wizard\u003c\/strong\u003e simplifies first-time installation and setup for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eLike-for-Like Replacement\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eRetains the \u003cstrong\u003esame case dimensions, flue position and pipe connections\u003c\/strong\u003e as previous ecoTEC plus generations for a straightforward swap.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e3.5–24.9 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eUp to 1:10\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eDomestic Hot Water\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ30K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15.2 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e13.0 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHot Water Output Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e35–65°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eLowest Water Pressure to Operate\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0.7 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eLowest Water Flow for Operation\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2.0 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 352 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e37 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Inlet Connection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeating Flow \u0026amp; Return Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHot \u0026amp; Cold Water Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFilling Loop Supplied\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e27.0 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency (Heating \/ DHW)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eA \/ A (94%)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e45 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing Options\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e8 m \/ 8 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e28 m \/ 30 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010036016\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStandard warranty; up to 7 years with Vaillant Advance registration and boiler protection kit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Plus 832 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e13.0 L\/min DHW flow rate\u003c\/strong\u003e, the 832 suits homes with two bathrooms or higher simultaneous hot water demand than the \u003cstrong\u003e26kW ecoTEC plus 826\u003c\/strong\u003e is designed for.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan this boiler be converted to run on LPG?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC plus 832 supports \u003cstrong\u003eautomatic LPG conversion\u003c\/strong\u003e, completed in minutes via the interface at commissioning stage with no additional parts required, thanks to IoniDETECT technology continuously adapting to the gas type.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eHow do I get the full 7-year warranty?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe standard warranty applies out of the box. To extend this to \u003cstrong\u003eup to 7 years, the boiler typically needs to be registered with Vaillant Advance and fitted with a compatible boiler protection kit\u003c\/strong\u003e — confirm current eligibility and steps with Vaillant before completing the installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDoes this boiler support smart heating controls?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. It's compatible with \u003cstrong\u003emyVAILLANT connect\u003c\/strong\u003e, Vaillant's plug-and-play internet gateway, enabling app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62734979727709,"sku":"10036016","price":1995.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPlus832CombiBoiler.jpg?v=1764235167"},{"product_id":"vaillant-ecotec-plus-635-35kw-system-boiler","title":"Vaillant ecoTEC Plus 635 Gas System Boiler | 0010036014 | 35kW IoniDETECT","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Plus 635 Gas System Boiler | 0010036014 | 35kW IoniDETECT --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Plus 635 (MPN 0010036014)\u003c\/strong\u003e is a 35kW gas \u003cstrong\u003esystem boiler\u003c\/strong\u003e, the top output in Vaillant's current ecoTEC plus system range. It works with a sealed heating system and a separate hot water cylinder — typically unvented for mains-pressure hot water — making it well suited to \u003cstrong\u003emedium to large homes with multiple bathrooms and higher simultaneous hot water demand\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eBuilt around Vaillant's \u003cstrong style=\"color: #008377cf;\"\u003eIoniDETECT combustion monitoring technology\u003c\/strong\u003e, the 635 reaches a wide modulation range of up to \u003cstrong\u003e1:9\u003c\/strong\u003e for precise heating control and efficient part-load running. A \u003cstrong\u003estainless steel heat exchanger\u003c\/strong\u003e and enhanced LINbus pump technology deliver accurate flow rate and pressure control, while readiness for up to a 20% hydrogen blend future-proofs the installation.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e39.4kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Water Generation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e1:9\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e40.5kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e52 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSound Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e8m\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Horizontal Flue\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8ec; border-left: 4px solid #d4900a; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #d4900a;\"\u003eCylinder required, LPG not supported:\u003c\/strong\u003e This is a \u003cstrong\u003esystem boiler\u003c\/strong\u003e requiring a separate hot water cylinder — it does not provide hot water on its own. Unlike most of the current ecoTEC plus range, the \u003cstrong\u003e635 is not LPG convertible\u003c\/strong\u003e, so it's suitable for mains gas installations only.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eIoniDETECT Technology\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eIntelligent gas combustion monitoring\u003c\/strong\u003e helps the boiler reach a wide modulation range of up to 1:9 for precise, efficient heating control.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eEnhanced LINbus Pump Control\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eDelivers \u003cstrong\u003eaccurate flow rate and pressure differential readings\u003c\/strong\u003e via the internal pump for superior overall system control.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eSmart Home Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003ePairs with the \u003cstrong\u003emyVAILLANT connect internet gateway\u003c\/strong\u003e for app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHydrogen Prepared\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eTested and validated to \u003cstrong\u003eoperate safely with up to a 20% hydrogen gas blend\u003c\/strong\u003e, future-proofing the installation against changes to the gas grid.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGuided Commissioning Wizard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003esemi-touch interface with a step-by-step commissioning wizard\u003c\/strong\u003e simplifies first-time installation and setup for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eLike-for-Like Replacement\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eRetains a \u003cstrong\u003efamiliar footprint with an intuitive interface\u003c\/strong\u003e and guided commissioning for a straightforward upgrade from earlier ecoTEC plus generations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e5.0–37.7 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4.5–34.9 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1:9\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30–85°C (factory setting 75°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eWater Generation\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Heat Output for Water Generation\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e39.4 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 386 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e40.5 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Inlet Connection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeating Flow \u0026amp; Return Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e27.0 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e94% (Heating: A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e52 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing \u0026amp; Clearances\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e8 m \/ 8 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e28 m \/ 30 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFront Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e500mm (can reduce to 5mm behind removable panel)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eTop \/ Bottom Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e165mm \/ 180mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010036014\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGTIN \/ EAN\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4024074906750\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eLPG Convertible\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eNo\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat's the difference between a system boiler and a combi boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eA \u003cstrong\u003esystem boiler heats water and stores it in a separate cylinder\u003c\/strong\u003e, typically unvented for mains-pressure hot water, without needing a loft tank. A combi heats water directly on demand with no cylinder. System boilers suit homes wanting \u003cstrong\u003estrong, simultaneous hot water flow at multiple outlets\u003c\/strong\u003e without the loft tank a full open vent system requires.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDo I need a cylinder to use this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. This is a \u003cstrong\u003esystem boiler supplied without a cylinder\u003c\/strong\u003e — it must be connected to a compatible hot water cylinder, typically unvented, to provide domestic hot water.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan this boiler run on LPG?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eNo. Unlike most of the current ecoTEC plus range, the \u003cstrong\u003eecoTEC plus 635 is not LPG convertible\u003c\/strong\u003e. It's suitable for mains natural gas installations only — for an LPG-capable option, consider a lower-output model in the current range.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Plus 635 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eAs the highest-output model in the current ecoTEC plus system range, with \u003cstrong\u003e39.4kW maximum water generation\u003c\/strong\u003e, the 635 suits medium to large homes with multiple bathrooms and higher simultaneous hot water demand.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62735042445661,"sku":"0010036014","price":2300.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPlus832CombiBoiler.jpg?v=1764235167"},{"product_id":"vaillant-ecotec-plus-615-15kw-system-boiler","title":"Vaillant ecoTEC Plus 615 Gas System Boiler | 0010036010 | 15kW IoniDETECT","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Plus 615 Gas System Boiler | 0010036010 | 15kW IoniDETECT --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Plus 615 (MPN 0010036010)\u003c\/strong\u003e is a 15kW gas \u003cstrong\u003esystem boiler\u003c\/strong\u003e, designed to work with a sealed heating system and a separate unvented or vented hot water cylinder. It's a good fit for smaller properties that need the pressurised, no-loft-tank benefits of a system boiler without the higher output of the 625 or 635 variants.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eBuilt around Vaillant's \u003cstrong style=\"color: #008377cf;\"\u003eIoniDETECT combustion monitoring technology\u003c\/strong\u003e, the 615 reaches a modulation range of up to \u003cstrong\u003e1:8\u003c\/strong\u003e for closer matching to system demand. A \u003cstrong\u003estainless steel heat exchanger\u003c\/strong\u003e, semi-touch interface with guided commissioning, and readiness for up to a 20% hydrogen gas blend round out a boiler built for straightforward installation and long service life.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e93%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e19.6kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Water Generation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e1:8\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e34kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e42 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSound Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e16m\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Horizontal Flue\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8ec; border-left: 4px solid #d4900a; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #d4900a;\"\u003eCylinder required:\u003c\/strong\u003e This is a \u003cstrong\u003esystem boiler\u003c\/strong\u003e — it must be installed with a separate hot water cylinder (typically an unvented cylinder for mains pressure hot water). It does not provide hot water on its own.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eIoniDETECT Technology\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eIntelligent gas combustion monitoring\u003c\/strong\u003e helps the boiler reach a modulation range of up to 1:8 for closer matching to system demand.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eSmart Home Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003ePairs with the \u003cstrong\u003emyVAILLANT connect internet gateway\u003c\/strong\u003e for app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eAutomatic LPG Conversion\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eConversion to LPG is \u003cstrong\u003ecompleted in minutes via the interface during commissioning\u003c\/strong\u003e, with no additional parts required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHydrogen Prepared\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eTested and validated to \u003cstrong\u003eoperate safely with up to a 20% hydrogen gas blend\u003c\/strong\u003e, future-proofing the installation against changes to the gas grid.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGuided Commissioning Wizard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003esemi-touch interface with a step-by-step commissioning wizard\u003c\/strong\u003e simplifies first-time installation and setup for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eLike-for-Like Replacement\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eRetains the \u003cstrong\u003esame case dimensions, footprint and pipe connections\u003c\/strong\u003e as previous ecoTEC plus generations for a straightforward swap.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2.8–15.9 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2.5–14.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1:8\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30–85°C (factory setting 75°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eWater Generation\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Heat Output for Water Generation\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e19.6 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 352 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e34 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Inlet Connection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeating Flow \u0026amp; Return Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e36.0 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e93% (Heating: A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e42 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing \u0026amp; Clearances\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e16 m \/ 12 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e28 m \/ 30 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFront Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e500mm (can reduce to 5mm behind removable panel)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eTop \/ Bottom Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e165mm \/ 180mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010036010\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStandard warranty; extended terms available with Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat's the difference between a system boiler and a combi boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eA \u003cstrong\u003esystem boiler heats water and stores it in a separate cylinder\u003c\/strong\u003e, typically unvented for mains-pressure hot water, without needing a loft tank. A combi heats water directly on demand with no cylinder. System boilers suit homes wanting \u003cstrong\u003estrong, simultaneous hot water flow at multiple outlets\u003c\/strong\u003e without the loft tank a full open vent system requires.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDo I need a cylinder to use this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. This is a \u003cstrong\u003esystem boiler supplied without a cylinder\u003c\/strong\u003e — it must be connected to a compatible hot water cylinder, typically unvented, to provide domestic hot water.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan this boiler be converted to run on LPG?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC plus 615 supports \u003cstrong\u003eautomatic LPG conversion\u003c\/strong\u003e, completed in minutes via the interface at commissioning stage with no additional parts required, thanks to IoniDETECT technology continuously adapting to the gas type.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Plus 615 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e19.6kW maximum water generation output\u003c\/strong\u003e, the 615 suits smaller properties. Homes needing higher hot water capacity for multiple bathrooms may be better served by the \u003cstrong\u003e25kW ecoTEC plus 625 or 35kW ecoTEC plus 635\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62735050146141,"sku":"0010036010","price":1495.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPlus832CombiBoiler.jpg?v=1764235167"},{"product_id":"vaillant-ecotec-plus-625-25kw-system-boiler","title":"Vaillant ecoTEC Plus 625 Gas System Boiler | 0010036012 | 25kW IoniDETECT","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Plus 625 Gas System Boiler | 0010036012 | 25kW IoniDETECT --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Plus 625 (MPN 0010036012)\u003c\/strong\u003e is a 25kW gas \u003cstrong\u003esystem boiler\u003c\/strong\u003e, designed to work with a sealed heating system and a separate hot water cylinder — typically unvented for strong mains-pressure hot water without a loft tank. It sits in the middle of the current ecoTEC plus system range, suited to homes needing solid, simultaneous hot water performance across more than one bathroom.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eBuilt around Vaillant's \u003cstrong style=\"color: #008377cf;\"\u003eIoniDETECT combustion monitoring technology\u003c\/strong\u003e, the 625 reaches a modulation range of up to \u003cstrong\u003e1:8\u003c\/strong\u003e for closer matching to system demand. A \u003cstrong\u003estainless steel heat exchanger\u003c\/strong\u003e, semi-touch interface with guided commissioning, and readiness for up to a 20% hydrogen gas blend round out a boiler built for reliability and straightforward installation.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e29.6kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Water Generation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e1:8\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e36kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e46 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSound Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e8m\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Horizontal Flue\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8ec; border-left: 4px solid #d4900a; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #d4900a;\"\u003eCylinder required:\u003c\/strong\u003e This is a \u003cstrong\u003esystem boiler\u003c\/strong\u003e — it must be installed with a separate hot water cylinder (typically an unvented cylinder for mains pressure hot water). It does not provide hot water on its own.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eIoniDETECT Technology\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eIntelligent gas combustion monitoring\u003c\/strong\u003e helps the boiler reach a modulation range of up to 1:8 for closer matching to system demand.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eSmart Home Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003ePairs with the \u003cstrong\u003emyVAILLANT connect internet gateway\u003c\/strong\u003e for app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eAutomatic LPG Conversion\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eConversion to LPG is \u003cstrong\u003ecompleted in minutes via the interface during commissioning\u003c\/strong\u003e, with no additional parts required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHydrogen Prepared\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eTested and validated to \u003cstrong\u003eoperate safely with up to a 20% hydrogen gas blend\u003c\/strong\u003e, future-proofing the installation against changes to the gas grid.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGuided Commissioning Wizard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003esemi-touch interface with a step-by-step commissioning wizard\u003c\/strong\u003e simplifies first-time installation and setup for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eLike-for-Like Replacement\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eRetains the \u003cstrong\u003esame case dimensions, footprint and pipe connections\u003c\/strong\u003e as previous ecoTEC plus generations for a straightforward swap.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e3.9–26.5 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e3.5–24.9 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1:8\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30–85°C (factory setting 75°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eWater Generation\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Heat Output for Water Generation\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e29.6 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 352 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e36 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Inlet Connection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeating Flow \u0026amp; Return Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e27.0 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e94% (Heating: A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e46 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing \u0026amp; Clearances\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e8 m \/ 8 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e28 m \/ 30 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFront Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e500mm (can reduce to 5mm behind removable panel)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eTop \/ Bottom Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e165mm \/ 180mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010036012\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStandard warranty; extended terms available with Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat's the difference between a system boiler and a combi boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eA \u003cstrong\u003esystem boiler heats water and stores it in a separate cylinder\u003c\/strong\u003e, typically unvented for mains-pressure hot water, without needing a loft tank. A combi heats water directly on demand with no cylinder. System boilers suit homes wanting \u003cstrong\u003estrong, simultaneous hot water flow at multiple outlets\u003c\/strong\u003e without the loft tank a full open vent system requires.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDo I need a cylinder to use this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. This is a \u003cstrong\u003esystem boiler supplied without a cylinder\u003c\/strong\u003e — it must be connected to a compatible hot water cylinder, typically unvented, to provide domestic hot water.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan this boiler be converted to run on LPG?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC plus 625 supports \u003cstrong\u003eautomatic LPG conversion\u003c\/strong\u003e, completed in minutes via the interface at commissioning stage with no additional parts required, thanks to IoniDETECT technology continuously adapting to the gas type.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Plus 625 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e29.6kW maximum water generation output\u003c\/strong\u003e, the 625 suits homes with a good-sized cylinder and demand across two or more bathrooms. Smaller properties may be better matched to the \u003cstrong\u003e15kW ecoTEC plus 615\u003c\/strong\u003e, while larger homes may need the \u003cstrong\u003e35kW ecoTEC plus 635\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62735056011613,"sku":"0010036012","price":1925.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPlus832CombiBoiler.jpg?v=1764235167"},{"product_id":"vaillant-ecotec-plus-826-26kw-combi-boiler","title":"Vaillant ecoTEC Plus 826 Gas Combi Boiler | 0010036015 | 26kW IoniDETECT","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Plus 826 Gas Combi Boiler | 0010036015 | 26kW IoniDETECT --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Plus 826 (MPN 0010036015)\u003c\/strong\u003e is a 26kW gas combi boiler from Vaillant's current-generation ecoTEC plus range, built around \u003cstrong\u003eIoniDETECT combustion monitoring technology\u003c\/strong\u003e for a wider, more precise modulation range. It retains the \u003cstrong\u003efamiliar footprint, flue position and pipe connections\u003c\/strong\u003e of previous ecoTEC plus generations, making it a straightforward like-for-like swap for installers.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eA \u003cstrong style=\"color: #008377cf;\"\u003esemi-touch interface with a guided commissioning wizard\u003c\/strong\u003e simplifies first-time setup, while \u003cstrong\u003eautomatic LPG conversion\u003c\/strong\u003e can be completed in minutes at commissioning with no extra parts required. The boiler is \u003cstrong\u003ehydrogen-prepared for up to a 20% blend\u003c\/strong\u003e and smart-home ready via Vaillant's myVAILLANT connect gateway for app control and remote diagnostics.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e93%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e10.6 L\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e1:10\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWarranty (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e36kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e46 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSound Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eIoniDETECT Technology\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eIntelligent gas combustion monitoring\u003c\/strong\u003e helps the boiler reach a wider modulation range of up to 1:10, improving overall system efficiency.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eSmart Home Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003ePairs with the \u003cstrong\u003emyVAILLANT connect internet gateway\u003c\/strong\u003e for app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eAutomatic LPG Conversion\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eConversion to LPG is \u003cstrong\u003ecompleted in minutes via the interface during commissioning\u003c\/strong\u003e, with no additional parts required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHydrogen Prepared\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eTested and validated to \u003cstrong\u003eoperate safely with up to a 20% hydrogen gas blend\u003c\/strong\u003e, future-proofing the installation against changes to the gas grid.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGuided Commissioning Wizard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003esemi-touch interface with a step-by-step commissioning wizard\u003c\/strong\u003e simplifies first-time installation and setup for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eLike-for-Like Replacement\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eRetains the \u003cstrong\u003esame case dimensions, flue position and pipe connections\u003c\/strong\u003e as previous ecoTEC plus generations for a straightforward swap.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2.5–19.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eUp to 1:10\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eDomestic Hot Water\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ30K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e12.4 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e10.6 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHot Water Output Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e35–65°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eLowest Water Pressure to Operate\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0.7 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eLowest Water Flow for Operation\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2.0 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 352 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e36 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Inlet Connection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeating Flow \u0026amp; Return Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHot \u0026amp; Cold Water Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFilling Loop Supplied\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e33 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency (Heating \/ DHW)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eA \/ A (93%)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e46 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing Options\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e10 m \/ 10 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal \/ Vertical Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e28 m \/ 30 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010036015\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGTIN \/ EAN\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4024074906729\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStandard warranty; up to 7 years with Vaillant Advance registration and boiler protection kit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat is IoniDETECT technology?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003e\n\u003cstrong\u003eIoniDETECT is Vaillant's intelligent gas combustion monitoring system\u003c\/strong\u003e, continuously measuring and adapting to the gas supply to help the boiler reach a wider modulation range and run more efficiently across varying demand.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan this boiler be converted to run on LPG?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC plus 826 supports \u003cstrong\u003eautomatic LPG conversion\u003c\/strong\u003e, completed in minutes via the interface at commissioning stage with no additional parts required, thanks to IoniDETECT technology continuously adapting to the gas type.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eHow do I get the full 7-year warranty?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe standard warranty applies out of the box. To extend this to \u003cstrong\u003eup to 7 years, the boiler typically needs to be registered with Vaillant Advance and fitted with a compatible boiler protection kit\u003c\/strong\u003e — confirm current eligibility and steps with Vaillant before completing the installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDoes this boiler support smart heating controls?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. It's compatible with \u003cstrong\u003emyVAILLANT connect\u003c\/strong\u003e, Vaillant's plug-and-play internet gateway, enabling app control, smart home integration and remote appliance support in minutes.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62735132688733,"sku":"0010036015","price":1995.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPlus832CombiBoiler.jpg?v=1764235167"},{"product_id":"vaillant-ecotec-pro-30kw-combi-boiler","title":"Vaillant ecoTEC Pro 30 Gas Combi Boiler | 0010016538 | 30kW","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Pro 30 Gas Combi Boiler | 0010016538 | 30kW --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Pro 30 (MPN 0010016538)\u003c\/strong\u003e is a 30kW gas combi boiler at the top of the ecoTEC pro range, built for homes needing a little more hot water capacity than the 24kW and 28kW variants provide. It suits \u003cstrong\u003e2–4 bedroom properties with a bathroom and en-suite\u003c\/strong\u003e, delivering the same simple, cost-effective design ethos as the rest of the ecoTEC pro line.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eA \u003cstrong style=\"color: #008377cf;\"\u003estainless steel heat exchanger\u003c\/strong\u003e is built for long-term durability, and Vaillant's \u003cstrong\u003eaquaCOMFORT warm start feature\u003c\/strong\u003e reduces the wait for hot water at the tap. Quiet Mark accredited and \u003cstrong\u003ehand-built at Vaillant's Derbyshire manufacturing plant\u003c\/strong\u003e, it's also compatible with aroTHERM heat pump hybrid systems for a future entry point into renewable heating.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e89.3%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSAP 2009 Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e12.3 L\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDHW Flow Rate\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWarranty (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003eQuiet Mark\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eCertified\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e85°C\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Flow Temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e720×440×338\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDimensions (mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eStainless Steel Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003epatented stainless steel heat exchanger\u003c\/strong\u003e gives superior heat transfer and long-term durability compared with lower-grade materials.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eaquaCOMFORT Warm Start\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eVaillant's \u003cstrong\u003eaquaCOMFORT feature increases the speed of hot water delivery\u003c\/strong\u003e at the tap, useful in properties with an en-suite as well as a main bathroom.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eQuiet Mark Accredited\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eQuiet Mark accredited\u003c\/strong\u003e for reduced-noise operation, making it a considered choice for flats, terraces and other noise-sensitive homes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eTwo-Stage Frost Protection\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eBuilt-in two-stage frost protection\u003c\/strong\u003e keeps the boiler operating reliably through cold weather without additional components.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003ePush-Fit Flue \u0026amp; Removable Panels\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003epush-fit flue system and removable side panels\u003c\/strong\u003e speed up both installation and future servicing access for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHybrid-Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eFully \u003cstrong\u003ecompatible with Vaillant's aroTHERM air-to-water heat pump\u003c\/strong\u003e in a hybrid configuration, offering a straightforward entry point into renewable heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e6.9–25.7 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e8–24.7 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Flow Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e85°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30–80°C (factory setting 75°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eDomestic Hot Water\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e12.3 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eApproximate Condensate Volume (50\/30°C)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2.5 litres\/hr\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 338 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEfficiency \u0026amp; Compliance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Rating (Heating \u0026amp; Hot Water)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eSAP 2009 Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eUp to 89.3%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010016538\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2 years standard; 7 years with Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Pro 30 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e12.3 L\/min DHW flow rate\u003c\/strong\u003e, the Pro 30 is well suited to \u003cstrong\u003e2–4 bedroom properties with a bathroom and en-suite\u003c\/strong\u003e. It's the largest output in the ecoTEC pro range, sitting above the 24kW and 28kW variants.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eHow do I get the full 7-year warranty?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThis boiler ships with a \u003cstrong\u003e2-year standard guarantee\u003c\/strong\u003e. Registering it through \u003cstrong\u003eVaillant Advance extends this to 7 years free of charge\u003c\/strong\u003e — confirm current eligibility and steps with Vaillant before completing the installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat's the difference between the Pro 24, 28 and 30 models?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe three models share the same design and dimensions but differ in \u003cstrong\u003eheat output and DHW flow rate\u003c\/strong\u003e. The 30kW model gives the highest flow rate of the range at \u003cstrong\u003e12.3 L\/min\u003c\/strong\u003e, best suited to homes with a bathroom and en-suite where simultaneous demand is a factor.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eIs this boiler compatible with heat pump hybrid systems?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC pro 30 is \u003cstrong\u003ecompatible with Vaillant's aroTHERM air-to-water heat pump\u003c\/strong\u003e in a hybrid setup, allowing a phased transition toward renewable heating alongside the existing gas boiler.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740708884829,"sku":"0010016538","price":1430.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPro3030kWCombinationBoilerNaturalGasErP-0010016538.jpg?v=1764309908"},{"product_id":"vaillant-ecotec-pro-24kw-combi-boiler","title":"Vaillant ecoTEC Pro 24 Gas Combi Boiler | 0010021836 | 24kW","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Pro 24 Gas Combi Boiler | 0010021836 | 24kW --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Pro 24 (MPN 0010021836)\u003c\/strong\u003e is a 24kW gas combi boiler combining the reliability and performance Vaillant is known for with a \u003cstrong\u003esimple, no-frills design approach\u003c\/strong\u003e. It's built for smaller homes with modest heating and hot water requirements — typically \u003cstrong\u003eone to three bedroom properties with a single bathroom\u003c\/strong\u003e — where a compact, cost-effective combi is the priority.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eA \u003cstrong style=\"color: #008377cf;\"\u003estainless steel heat exchanger\u003c\/strong\u003e gives the Pro 24 long-term durability, while Vaillant's \u003cstrong\u003eaquaCOMFORT warm start feature\u003c\/strong\u003e speeds up hot water delivery at the tap. Quiet Mark accredited and Which? Best Buy rated, it's \u003cstrong\u003ehand-built at Vaillant's Derbyshire manufacturing plant\u003c\/strong\u003e and compatible with aroTHERM heat pump hybrid systems for a future entry point into renewable heating.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e89.3%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSAP 2009 Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e9.6 L\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDHW Flow Rate\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWarranty (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003eQuiet Mark\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWhich? Best Buy\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e85°C\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Flow Temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e720×440×338\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDimensions (mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eStainless Steel Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003epatented stainless steel heat exchanger\u003c\/strong\u003e gives superior heat transfer and long-term durability compared with lower-grade materials.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eaquaCOMFORT Warm Start\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eVaillant's \u003cstrong\u003eaquaCOMFORT feature increases the speed of hot water delivery\u003c\/strong\u003e at the tap, reducing the wait for hot water compared with a standard cold start.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eQuiet Mark \u0026amp; Which? Best Buy\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eQuiet Mark accredited and Which? Best Buy rated\u003c\/strong\u003e, combining low-noise operation with independently recognised performance and reliability.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eTwo-Stage Frost Protection\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003e\n\u003cstrong\u003eBuilt-in two-stage frost protection\u003c\/strong\u003e keeps the boiler operating reliably through cold weather without additional components.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003ePush-Fit Flue \u0026amp; Removable Panels\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003epush-fit flue system and removable side panels\u003c\/strong\u003e speed up both installation and future servicing access for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHybrid-Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eFully \u003cstrong\u003ecompatible with Vaillant's aroTHERM air-to-water heat pump\u003c\/strong\u003e in a hybrid configuration, offering a straightforward entry point into renewable heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e5.9–24.8 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e5.2–23 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Flow Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e85°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30–80°C (factory setting 75°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eDomestic Hot Water\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e9.6 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eApproximate Condensate Volume (50\/30°C)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1.9 litres\/hr\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 338 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEfficiency \u0026amp; Compliance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Rating (Heating \u0026amp; Hot Water)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eSAP 2009 Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eUp to 89.3%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010021836\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGTIN \/ EAN\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4024074808276\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e2 years standard; 7 years with Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Pro 24 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e9.6 L\/min DHW flow rate\u003c\/strong\u003e, the Pro 24 is well suited to \u003cstrong\u003e1–3 bedroom properties with a single bathroom\u003c\/strong\u003e. Homes with higher hot water demand may be better served by the \u003cstrong\u003e28kW or 30kW ecoTEC pro\u003c\/strong\u003e models.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eHow do I get the full 7-year warranty?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThis boiler ships with a \u003cstrong\u003e2-year standard guarantee\u003c\/strong\u003e. Registering it through \u003cstrong\u003eVaillant Advance extends this to 7 years free of charge\u003c\/strong\u003e — confirm current eligibility and steps with Vaillant before completing the installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat is aquaCOMFORT?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eVaillant's \u003cstrong\u003eaquaCOMFORT is a warm-start feature\u003c\/strong\u003e that reduces the delay before hot water reaches the tap, giving a faster, more consistent showering and bathing experience compared with boilers without it.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eIs this boiler compatible with heat pump hybrid systems?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC pro 24 is \u003cstrong\u003ecompatible with Vaillant's aroTHERM air-to-water heat pump\u003c\/strong\u003e in a hybrid setup, allowing a phased transition toward renewable heating alongside the existing gas boiler.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740717076829,"sku":"0010021836","price":1295.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPro3030kWCombinationBoilerNaturalGasErP-0010016538.jpg?v=1764309908"},{"product_id":"vaillant-ecofit-pure-830-30kw-combi-boiler","title":"Vaillant ecoFIT Pure 830 Gas Combi Boiler | 10020390 | 30kW","description":"\u003c!-- SEO Product Name: Vaillant ecoFIT Pure 830 Gas Combi Boiler | 10020390 | 30kW --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoFIT Pure 830 (MPN 10020390)\u003c\/strong\u003e is a 30kW gas combi boiler that heats water directly from the mains, providing central heating and instant hot water without a separate cylinder or loft tank. It's designed for \u003cstrong\u003ehomes with up to 15 radiators and up to two bathrooms\u003c\/strong\u003e, where the compact, single-unit footprint frees up cupboard or loft space that an open vent system would otherwise use.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eHand-built at Vaillant's award-winning UK manufacturing facility, the 830 is \u003cstrong style=\"color: #008377cf;\"\u003eQuiet Mark certified\u003c\/strong\u003e for reduced-noise operation and finished with a \u003cstrong\u003ehigh-quality aluminium heat exchanger\u003c\/strong\u003e designed for a long service life and easier maintenance. A \u003cstrong\u003erear flue option\u003c\/strong\u003e alongside the standard top exit gives installers extra flexibility for kitchen-cupboard fits.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e30kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax DHW Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e12.2 L\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDHW Flow Rate\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWarranty (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003eQuiet Mark\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eCertified\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e700×390×295\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDimensions (mm)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eCompact Cupboard Fit\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003ecompact, lightweight design\u003c\/strong\u003e fits comfortably inside a standard kitchen cupboard, with a rear flue option available for even greater siting flexibility.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eQuiet Mark Certified\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eAwarded the \u003cstrong\u003eQuiet Mark by the Noise Abatement Society\u003c\/strong\u003e for its innovative reduced-noise design, suiting flats, terraces and other noise-sensitive homes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHigh-Spec Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003ehigh-quality aluminium heat exchanger\u003c\/strong\u003e is engineered for long life and easier maintenance, helping keep running costs down over the boiler's lifetime.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eFront-Accessible Servicing\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eAn \u003cstrong\u003eaccessible internal layout\u003c\/strong\u003e allows all major components to be replaced from the front of the boiler, keeping service visits quick and straightforward.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eClear Status Display\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003eclear LED display\u003c\/strong\u003e keeps operation and fault code identification straightforward, even in poorly lit installation locations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eApp-Ready Controls\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eFully compatible with Vaillant's \u003cstrong\u003evSMART app-based control\u003c\/strong\u003e and wider intelligent controls range, for heating management on the go.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eDomestic Hot Water\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Heat Output (DHW)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e12.2 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eCentral Heating Output\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e25.4 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e700 × 390 × 295 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eAluminium\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eRear Flue Option\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Efficiency\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Rating (Heating \u0026amp; Hot Water)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e94%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e10020390\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGTIN \/ EAN\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4024074778807\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStandard warranty; up to 7 years with Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoFIT Pure 830 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e30kW DHW output and 12.2 L\/min flow rate\u003c\/strong\u003e, the 830 suits homes with up to around 15 radiators and up to two bathrooms with modest simultaneous demand. Larger properties may be better served by the \u003cstrong\u003e35kW ecoFIT Pure 835\u003c\/strong\u003e, which shares the same footprint.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDo I need a cylinder or loft tank with this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eNo. As a \u003cstrong\u003ecombi boiler\u003c\/strong\u003e, the ecoFIT Pure 830 heats hot water on demand directly from the mains, so no separate hot water cylinder or cold water feed tank is required.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eHow do I get the full 7-year warranty?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe standard guarantee period applies out of the box. To extend this to \u003cstrong\u003eup to 7 years, the boiler must be registered with Vaillant Advance\u003c\/strong\u003e by a registered Advance partner installer — confirm current eligibility and steps with Vaillant before completing the installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan the flue exit through the rear of the boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoFIT Pure 830 supports a \u003cstrong\u003erear flue option in addition to the standard top flue\u003c\/strong\u003e, giving installers extra flexibility when siting the boiler.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740728447325,"sku":"0010020390","price":1730.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoFitPure830_ErP_CombiBoiler.jpg?v=1764310673"},{"product_id":"vaillant-ecotec-sustain-24kw-gas-combi-boiler","title":"Vaillant ecoTEC Sustain 24kW Gas Combi Boiler | 0010019980 | A-Rated","description":"\u003c!-- SEO Product Name: Vaillant ecoTEC Sustain 24kW Gas Combi Boiler | 0010019980 | A-Rated --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Sustain 24\u003c\/strong\u003e (MPN 0010019980) is a 24kW gas combi boiler \u003cstrong\u003epurpose-built for the social housing and specification market\u003c\/strong\u003e, engineered around long-term reliability, ease of servicing and low running costs for tenants. It is \u003cstrong\u003ehand-built at Vaillant's Derbyshire manufacturing plant\u003c\/strong\u003e and carries \u003cstrong\u003eQuiet Mark certification\u003c\/strong\u003e for low-noise operation, making it a considered choice wherever noise nuisance in shared or terraced housing is a concern.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eA \u003cstrong style=\"color: #008377cf;\"\u003estainless steel heat exchanger\u003c\/strong\u003e with front access keeps service call-outs quick and inexpensive over the boiler's life, while a \u003cstrong\u003eGrundfos high-efficiency modulating pump\u003c\/strong\u003e matches output to demand for reduced energy consumption. Sharing an \u003cstrong\u003eidentical 720 × 440 × 338mm footprint and flue position to the ecoTEC pro\u003c\/strong\u003e, it's designed to drop straight into an existing installation for fast like-for-like replacements.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e92%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e24.3kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax DHW Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e9.9 L\/min\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eDHW Flow Rate\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e49 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eSound Power (Quiet Mark)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003eClass 5\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eNOx Rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e30.8kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eStainless Steel Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003ehigh-quality stainless steel heat exchanger\u003c\/strong\u003e, designed with front access, keeps the boiler serviceable without disruptive removal — reducing both repair time and cost over its working life.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eQuiet Mark Certified\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eIndependently \u003cstrong\u003eQuiet Mark certified\u003c\/strong\u003e for low-noise running, making it well suited to flats, terraces and other noise-sensitive housing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGrundfos High-Efficiency Pump\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003emodulating high-torque Grundfos pump\u003c\/strong\u003e matches output to heating demand, reducing energy consumption compared with a fixed-speed pump.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003ePush-Fit Flue \u0026amp; Removable Panels\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003epush-fit flue system and removable side panels\u003c\/strong\u003e speed up both first-fix installation and future servicing access.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHybrid-Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eFully \u003cstrong\u003ecompatible with Vaillant's aroTHERM air-to-water heat pump\u003c\/strong\u003e in a hybrid configuration, offering a straightforward entry point into renewable heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eFamiliar Footprint\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eShares the \u003cstrong\u003esame dimensions and flue position as the ecoTEC pro\u003c\/strong\u003e, and works with existing Vaillant flue components — ideal for quick, low-disruption replacements.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e7.0–20.1 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e6.4–18.5 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1:3.8\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30–80°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Factory Setting\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e75°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eDomestic Hot Water\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Heat Output (DHW)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e24.3 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDHW Flow Rate (Δ35K)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e9.9 L\/min\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHot Water Output Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e35–60°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMinimum Water Pressure to Operate\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0.3 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e720 × 440 × 338 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e30.8 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Inlet Connection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeating Flow \u0026amp; Return Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHot \u0026amp; Cold Water Connections\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e15mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStainless steel\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eExpansion Vessel Size\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e8 litres\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Class\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eClass 5\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e32.8 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e92%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power (dBA)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e49 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing Options\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e9 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Vertical Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e10 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e23 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Vertical Flue (80\/125)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e23 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010019980\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eGas Council Number\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e47-044-79\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Rating\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eA (heating \u0026amp; hot water)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Recommended accessories --\u003e\n\u003cdiv style=\"margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; font-size: 17px; margin-bottom: 12px;\"\u003eRecommended Accessories\u003c\/div\u003e\n\u003cp style=\"margin: 0 0 14px 0; line-height: 1.6;\"\u003ePair this boiler with genuine Vaillant accessories to complete a fully compliant, warranty-safe installation:\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #008377CF; border-radius: 8px; padding: 16px; background: #f4faf9;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eVaillant 0.75m Horizontal Flue Kit 60\/100mm\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333; margin-bottom: 8px;\"\u003eA \u003cstrong\u003ecomplete horizontal flue kit compatible with the ecoTEC range\u003c\/strong\u003e, including the ecoTEC Sustain. Provides the elbow, duct and wall terminal needed to vent the boiler through an exterior wall — the standard flueing route for most cupboard installations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #008377CF; border-radius: 8px; padding: 16px; background: #f4faf9;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eVaillant Advance Boiler Protection Kit 22mm\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333; margin-bottom: 8px;\"\u003eA \u003cstrong\u003e22mm magnetic system filter designed to complement the ecoFIT and ecoTEC ranges\u003c\/strong\u003e, capturing magnetite and sludge before it reaches the stainless steel heat exchanger — recommended fitting on any new boiler installation to protect long-term performance.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat size property does the ecoTEC Sustain 24 suit?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eWith a \u003cstrong\u003e24.3kW DHW output and 9.9 L\/min flow rate\u003c\/strong\u003e, the Sustain 24 suits smaller homes and flats with modest hot water demand and typically one bathroom. Properties with higher simultaneous demand may be better served by the \u003cstrong\u003e28kW or 34kW ecoTEC Sustain\u003c\/strong\u003e variants, which share the same footprint.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan it replace an existing ecoTEC pro boiler directly?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoTEC Sustain shares an \u003cstrong\u003eidentical footprint and flue position to the ecoTEC pro\u003c\/strong\u003e and is compatible with existing Vaillant flue components, which typically makes for a faster, lower-disruption swap than moving to a different boiler platform.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhich flue kit do I need for a standard installation?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eMost cupboard installations use a \u003cstrong\u003ehorizontal 60\/100mm flue kit\u003c\/strong\u003e such as the Vaillant 0.75m Horizontal Flue Kit, terminating through the nearest external wall. Vertical flueing through a roof is also supported where a horizontal run isn't practical — check the maximum permitted flue lengths in the spec table above against your installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eIs a magnetic filter required, or just recommended?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eVaillant recommends fitting a system filter, such as the \u003cstrong\u003eAdvance Boiler Protection Kit\u003c\/strong\u003e, on new installations to protect the stainless steel heat exchanger from magnetite and debris. Manufacturer warranty terms can require a filter to be fitted and registered to remain valid — always confirm current requirements before installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eIs it compatible with smart heating controls?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The Sustain 24 works with \u003cstrong\u003eVaillant's full room thermostat and control range\u003c\/strong\u003e, including wired and wireless options with weather compensation, for improved efficiency over a standard on\/off room stat.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740732707165,"sku":"10019980","price":1100.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECSustain24kWGasCombiBoiler.jpg?v=1764311430"},{"product_id":"vaillant-45-flue-bends-pair-60-100mm","title":"Vaillant 45° Flue Bends (Pair) 60\/100mm","description":"\u003ch1\u003eVaillant 45° Flue Bends (Pair) 60\/100mm\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant 303911 45° Flue Bends (Pack of 2)\u003c\/strong\u003e provide essential flexibility for ecoTEC boiler flue installations, enabling horizontal and vertical flue runs to navigate obstacles in tight spaces. Constructed from durable polypropylene, these high-temperature resistant bends maintain system efficiency while ensuring compliance with condensing boiler installation requirements.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePair of 45° bends for maximum flue routing flexibility\u003c\/li\u003e\n\u003cli\u003e60\/100mm concentric polypropylene construction for condensing boilers\u003c\/li\u003e\n\u003cli\u003eCompatible with all Vaillant ecoTEC HE, Pro, Plus and Sustain ranges\u003c\/li\u003e\n\u003cli\u003eSimple push-fit connection system for rapid installation\u003c\/li\u003e\n\u003cli\u003eHigh-temperature resistant material for long-term reliability\u003c\/li\u003e\n\u003cli\u003eReduces maximum flue length by 0.5m per bend (per manufacturer guidelines)\u003c\/li\u003e\n\u003cli\u003eWhite finish blends with standard boiler installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e303911\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003e45° Flue Bend (Pair)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd\u003e60\/100mm Concentric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAngle\u003c\/td\u003e\n\u003ctd\u003e45 Degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e2 Bends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eecoTEC HE, Pro, Plus, Sustain Boilers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Length Deduction\u003c\/td\u003e\n\u003ctd\u003e0.5m per bend\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThese genuine Vaillant 45° flue bends offer installers maximum flexibility when routing flue gases around building obstacles, ensuring compliance with manufacturer maximum length requirements. The robust polypropylene construction withstands condensing boiler temperatures and acidic condensate while the push-fit design speeds up installation time significantly.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eecoTEC boiler installations requiring flue offset around obstacles\u003c\/li\u003e\n\u003cli\u003eHorizontal and vertical flue configurations in confined spaces\u003c\/li\u003e\n\u003cli\u003eReplacement installations maintaining original flue geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant 303911 pair of 60\/100mm 45° flue bends - essential accessories for flexible ecoTEC boiler flue installations.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740745519453,"sku":"303911","price":99.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant45DegreeFlueBends_PackOf2.jpg?v=1764311686"},{"product_id":"vaillant-970mm-flue-extension-60-100mm","title":"Vaillant 970mm Flue Extension 60\/100mm","description":"\u003ch1\u003eVaillant 970mm Flue Extension 60\/100mm\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant 303903 970mm Flue Extension\u003c\/strong\u003e provides essential length adjustment for ecoTEC boiler flue installations, enabling installers to extend horizontal or vertical flue runs by up to 970mm between elbows, adaptors and terminals. This durable polypropylene extension ensures compliance with maximum flue length requirements while maintaining system efficiency and safety.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e970mm effective length for significant flue run extension\u003c\/li\u003e\n\u003cli\u003e60\/100mm concentric polypropylene construction for condensing boilers\u003c\/li\u003e\n\u003cli\u003eCompatible with all Vaillant ecoTEC HE, Pro, Plus and Sustain ranges\u003c\/li\u003e\n\u003cli\u003eSimple push-fit connection system for rapid installation\u003c\/li\u003e\n\u003cli\u003eHigh-temperature and condensate-resistant material\u003c\/li\u003e\n\u003cli\u003eWhite finish for discreet external installations\u003c\/li\u003e\n\u003cli\u003eCan be cut to length where precise adjustments required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e303903\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlue Extension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Length\u003c\/td\u003e\n\u003ctd\u003e970mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd\u003e60\/100mm Concentric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eecoTEC HE, Pro, Plus, Sustain Boilers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003ePush-Fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis genuine Vaillant 970mm flue extension offers installers maximum flexibility when achieving required flue lengths in challenging installations. The robust polypropylene construction withstands condensing boiler operating conditions while the push-fit design ensures secure, leak-free connections. Essential for meeting manufacturer maximum flue length specifications.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eecoTEC boiler installations requiring additional flue length\u003c\/li\u003e\n\u003cli\u003eHorizontal and vertical flue configurations needing extension\u003c\/li\u003e\n\u003cli\u003eComplex flue runs between elbows, adaptors and terminals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant 303903 970mm 60\/100mm flue extension - the essential accessory for flexible ecoTEC boiler flue installations.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740748075357,"sku":"303903","price":69.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/vaillant-303903970mmFlueExtension.jpg?v=1764311775"},{"product_id":"vaillant-0-75m-horizontal-flue-kit-60-100mm","title":"Vaillant 0.75m Horizontal Flue Kit 60\/100mm","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant 0010039324 0.75m Horizontal Flue Kit\u003c\/strong\u003e provides a complete standard solution for expelling exhaust gases horizontally through exterior walls, ideal for ecoTEC boiler installations where vertical flueing proves impractical. This 750mm length kit includes the flue elbow for top boiler connection and wall terminal, ensuring straightforward compliance with condensing boiler requirements.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eComplete horizontal flue kit with \u003cstrong\u003e750mm effective length\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e60\/100mm concentric polypropylene construction for condensing boilers\u003c\/li\u003e\n\u003cli\u003eIncludes flue elbow, duct, wall terminal plates and seals\u003c\/li\u003e\n\u003cli\u003ePush-fit connection system for rapid installation\u003c\/li\u003e\n\u003cli\u003eHigh-temperature and condensate-resistant polypropylene material\u003c\/li\u003e\n\u003cli\u003eWhite finish suitable for external wall installations\u003c\/li\u003e\n\u003cli\u003eNot compatible with Vaillant plume termination kits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e0010039324\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHorizontal Flue Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Length\u003c\/td\u003e\n\u003ctd\u003e750mm (0.75m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd\u003e60\/100mm Concentric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.59 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Packaged Weight\u003c\/td\u003e\n\u003ctd\u003e1.93 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eecoTEC, ecoFIT, Exclusive IQ Ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1 Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis genuine Vaillant horizontal flue kit offers installers a complete, ready-to-fit solution for standard wall terminations, complete with all necessary components for immediate boiler commissioning. The durable polypropylene construction handles condensing boiler condensate and temperatures while the push-fit design minimises installation time and leak risks.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNew ecoTEC boiler installations requiring horizontal flue termination\u003c\/li\u003e\n\u003cli\u003eReplacement boilers maintaining standard 750mm horizontal flue length\u003c\/li\u003e\n\u003cli\u003eProperties where vertical flueing presents installation challenges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant 0010039324 0.75m horizontal flue kit - the essential standard flue solution for ecoTEC condensing boiler installations.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740749779293,"sku":"0010039324","price":170.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant0.75MetreHorizontalFlue0010039324.webp?v=1764311935"},{"product_id":"vaillant-vertical-he-flue-kit-60-100mm","title":"Vaillant Vertical HE Flue Kit 60\/100mm","description":"\u003ch1\u003eVaillant Vertical HE Flue Kit 60\/100mm\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant 20223472 Vertical HE Flue Kit\u003c\/strong\u003e provides a complete roof termination solution for ecoTEC HE boiler installations requiring vertical flueing through flat or pitched roofs. This kit includes the vertical terminal, air duct assembly, clamps and fixing bracket, enabling safe expulsion of flue gases upwards while maintaining system efficiency and weatherproofing.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eComplete vertical flue termination kit for roof installations\u003c\/li\u003e\n\u003cli\u003e60\/100mm concentric design compatible with all ecoTEC HE boilers\u003c\/li\u003e\n\u003cli\u003eIncludes vertical terminal, air\/flue duct assembly and 40mm clamp\u003c\/li\u003e\n\u003cli\u003ePush-fit connection system for rapid installation\u003c\/li\u003e\n\u003cli\u003eAnti-corrosive plastic construction withstands weather exposure\u003c\/li\u003e\n\u003cli\u003eBlack finish suitable for pitched roof applications\u003c\/li\u003e\n\u003cli\u003eFixing bracket ensures secure roof mounting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 215.532px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 51.3114%; height: 19.5938px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 45.8314%; height: 19.5938px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003e20223472\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003eVertical Flue Terminal Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003e60\/100mm Concentric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eTerminal Length\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003e993mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003eAnti-Corrosive Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003e3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eColour\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eCompatibility\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003eecoTEC HE Boiler Range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 51.3114%; height: 19.5938px;\"\u003eKit Contents\u003c\/td\u003e\n\u003ctd style=\"width: 45.8314%; height: 19.5938px;\"\u003eTerminal, Duct, Clamp, Bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis genuine Vaillant vertical flue kit delivers a complete, weatherproof roof termination solution for ecoTEC HE boilers where horizontal flueing proves impractical. The anti-corrosive materials ensure long-term durability while the push-fit design and included fixings simplify complex roof installations. Essential for compliance with vertical flueing requirements.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eecoTEC HE boiler installations requiring roof flue termination\u003c\/li\u003e\n\u003cli\u003eFlat and pitched roof applications where vertical flueing needed\u003c\/li\u003e\n\u003cli\u003eProperties with horizontal flueing restrictions or obstacles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant 20223472 vertical HE flue kit - the complete roof termination solution for ecoTEC boiler installations.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740755579229,"sku":"20223472","price":179.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantVerticalFlueTerminal.jpg?v=1764312046"},{"product_id":"vaillant-pitched-roof-flashing-60-100mm","title":"Vaillant Pitched Roof Flashing 60\/100mm","description":"\u003ch1\u003eVaillant Pitched Roof Flashing 60\/100mm\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant 009076 Pitched Roof Flashing\u003c\/strong\u003e provides a secure, weatherproof seal for vertical flue terminals penetrating pitched roofs, adjustable for roof angles between 25° and 50°. Constructed from durable lead with black finish, this flashing ensures long-term protection against wind-driven rain while supporting ecoTEC vertical flue installations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable design accommodates \u003cstrong\u003e25°-50° roof pitches\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eLead construction for superior weather resistance and durability\u003c\/li\u003e\n\u003cli\u003eCompatible with 60\/100mm vertical flue terminals\u003c\/li\u003e\n\u003cli\u003eBlack finish blends with standard roof tiles\u003c\/li\u003e\n\u003cli\u003eProvides secure support for vertical flue pipe\u003c\/li\u003e\n\u003cli\u003eSimple installation with existing roof tile cutting\u003c\/li\u003e\n\u003cli\u003ePrevents water ingress around flue penetration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e009076\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePitched Roof Flashing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd\u003e60\/100mm (100mm outer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoof Pitch Range\u003c\/td\u003e\n\u003ctd\u003e25° - 50°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLead\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (L x W)\u003c\/td\u003e\n\u003ctd\u003e350mm x 255mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eecoTEC Vertical Flue Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e12 Months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis genuine Vaillant pitched roof flashing delivers professional-grade weatherproofing for vertical flue installations, with adjustable lead construction ensuring perfect fit across common UK roof pitches. The durable materials resist corrosion and weathering while providing secure flue support, essential for compliant and long-lasting boiler installations.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eecoTEC boiler vertical flue installations through pitched roofs\u003c\/li\u003e\n\u003cli\u003eRoof pitches between 25° and 50° requiring weatherproof sealing\u003c\/li\u003e\n\u003cli\u003eNew installations and flue system upgrades needing roof flashing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant 009076 pitched roof flashing - essential weatherproofing for ecoTEC vertical flue roof penetrations.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740759511389,"sku":"009076","price":49.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/009076-VaillantAdjustablePitchedRoofTile.jpg?v=1764312462"},{"product_id":"vaillant-470mm-flue-extension-60-100mm","title":"Vaillant 470mm Flue Extension 60\/100mm","description":"\u003ch1\u003eVaillant 470mm Flue Extension 60\/100mm\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant 303902 470mm Flue Extension\u003c\/strong\u003e enables precise length adjustment for ecoTEC HE boiler flue installations, extending horizontal or vertical runs by 470mm between elbows, adaptors and terminals. This durable polypropylene extension maintains system efficiency while ensuring compliance with maximum flue length specifications across all condensing boiler applications.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e470mm effective length for fine flue run adjustments\u003c\/li\u003e\n\u003cli\u003e60\/100mm concentric polypropylene construction for condensing boilers\u003c\/li\u003e\n\u003cli\u003eCompatible with all Vaillant ecoTEC HE condensing boiler models\u003c\/li\u003e\n\u003cli\u003eSimple push-fit connection system for secure installation\u003c\/li\u003e\n\u003cli\u003eHigh-temperature and condensate-resistant material\u003c\/li\u003e\n\u003cli\u003eWhite finish suitable for internal and external applications\u003c\/li\u003e\n\u003cli\u003eCan be cut to length for precise fitting requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e303902\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlue Extension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Length\u003c\/td\u003e\n\u003ctd\u003e470mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlue Diameter\u003c\/td\u003e\n\u003ctd\u003e60\/100mm Concentric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.95 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eecoTEC HE Boiler Range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003ePush-Fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis genuine Vaillant 470mm flue extension provides installers with essential flexibility for achieving exact flue lengths in complex installations. The robust polypropylene construction withstands condensing boiler conditions while the push-fit design ensures leak-free connections. Perfect for fine-tuning flue runs to meet manufacturer specifications.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eecoTEC HE boiler installations requiring moderate flue extension\u003c\/li\u003e\n\u003cli\u003eHorizontal and vertical flue configurations between components\u003c\/li\u003e\n\u003cli\u003eApplications needing precise flue length adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant 303902 470mm 60\/100mm flue extension - essential for flexible ecoTEC HE boiler flue installations.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740760265053,"sku":"303902","price":59.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant470mmFlueExtension-303902.webp?v=1764312557"},{"product_id":"vaillant-advance-boiler-protection-kit-22mm","title":"Vaillant Advance Boiler Protection Kit 22mm | 10035819 | Magnetic Filter","description":"\u003c!-- SEO Product Name: Vaillant Advance Boiler Protection Kit 22mm | 10035819 | Magnetic Filter --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px;\"\u003e\n\n\u003cp style=\"margin:0 0 16px 0; line-height:1.6;\"\u003eThe \u003cstrong\u003eVaillant Advance Boiler Protection Kit (MPN 10035819)\u003c\/strong\u003e is a 22mm magnetic system filter engineered specifically for the ecoFIT and ecoTEC boiler ranges, up to and including 35kW models. It combines a \u003cstrong\u003emagnetised filtration chamber with an 800-micron stainless steel mesh\u003c\/strong\u003e to strip both magnetic and non-magnetic debris — magnetite, sludge and flux residue — from the central heating circuit before it can reach and damage the heat exchanger.\u003c\/p\u003e\n\n\u003cp style=\"margin:0 0 20px 0; line-height:1.6;\"\u003eVaillant's own engineering places the filter's magnetic field across a \u003cstrong style=\"color:#008377CF;\"\u003ewider capture region than a conventional single-point magnet\u003c\/strong\u003e, maintaining an average filtration efficiency above 80% even once the magnet is fully loaded with debris. Its \u003cstrong\u003ehorizontal fitting profile\u003c\/strong\u003e lets it sit discreetly on the pipework close to the base of the boiler, and a \u003cstrong\u003e22mm isolation valve\u003c\/strong\u003e is supplied for quick, low-drainage servicing.\u003c\/p\u003e\n\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:0 0 24px 0;\"\u003e\n  \u003cdiv style=\"flex:1; min-width:130px; background:#f4faf9; border:1px solid #008377CF; border-radius:8px; padding:14px; text-align:center;\"\u003e\n    \u003cdiv style=\"font-size:22px; font-weight:700; color:#008377CF;\"\u003e500ml\u003c\/div\u003e\n    \u003cdiv style=\"font-size:13px; color:#333;\"\u003eFilter Capacity\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"flex:1; min-width:130px; background:#f4faf9; border:1px solid #008377CF; border-radius:8px; padding:14px; text-align:center;\"\u003e\n    \u003cdiv style=\"font-size:22px; font-weight:700; color:#008377CF;\"\u003e80%+\u003c\/div\u003e\n    \u003cdiv style=\"font-size:13px; color:#333;\"\u003eFiltration Efficiency\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"flex:1; min-width:130px; background:#f4faf9; border:1px solid #008377CF; border-radius:8px; padding:14px; text-align:center;\"\u003e\n    \u003cdiv style=\"font-size:22px; font-weight:700; color:#008377CF;\"\u003e90°C\u003c\/div\u003e\n    \u003cdiv style=\"font-size:13px; color:#333;\"\u003eMax Operating Temp\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"flex:1; min-width:130px; background:#f4faf9; border:1px solid #008377CF; border-radius:8px; padding:14px; text-align:center;\"\u003e\n    \u003cdiv style=\"font-size:22px; font-weight:700; color:#008377CF;\"\u003e3 Bar\u003c\/div\u003e\n    \u003cdiv style=\"font-size:13px; color:#333;\"\u003eMax Operating Pressure\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"flex:1; min-width:130px; background:#f4faf9; border:1px solid #008377CF; border-radius:8px; padding:14px; text-align:center;\"\u003e\n    \u003cdiv style=\"font-size:22px; font-weight:700; color:#008377CF;\"\u003e22mm\u003c\/div\u003e\n    \u003cdiv style=\"font-size:13px; color:#333;\"\u003eConnection Size\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"flex:1; min-width:130px; background:#f4faf9; border:1px solid #008377CF; border-radius:8px; padding:14px; text-align:center;\"\u003e\n    \u003cdiv style=\"font-size:22px; font-weight:700; color:#008377CF;\"\u003e800µm\u003c\/div\u003e\n    \u003cdiv style=\"font-size:13px; color:#333;\"\u003eMesh Size\u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background:#fff8ec; border-left:4px solid #d4900a; border-radius:6px; padding:14px 16px; margin:0 0 14px 0;\"\u003e\n  \u003cstrong style=\"color:#d4900a;\"\u003eExtended warranty is model-specific.\u003c\/strong\u003e Vaillant's 10-year Boiler Protection Kit guarantee applies when the filter is \u003cstrong\u003efitted with an eligible ecoTEC plus or ecoTEC exclusive with Green iQ boiler and registered on Vaillant Advance\u003c\/strong\u003e. This particular Advance Boiler Protection Kit (10035819) is designed to complement the wider ecoFIT and ecoTEC range up to 35kW — always confirm current warranty eligibility for your specific boiler model with Vaillant before relying on it for warranty purposes.\n\u003c\/div\u003e\n\n\u003cdiv style=\"background:#f4faf9; border-left:4px solid #008377CF; border-radius:6px; padding:14px 16px; margin:0 0 20px 0;\"\u003e\n  \u003cstrong style=\"color:#008377CF;\"\u003eSourcing note:\u003c\/strong\u003e Vaillant's own technical data sheet for this Advance Boiler Protection Kit does not publish a specific magnet gauss rating — it describes an \u003cstrong\u003e\"advanced magnetising process\"\u003c\/strong\u003e that maintains filtration efficiency across a wider region even when full. Some third-party retail listings quote a \"12,000-gauss\" figure; this is not confirmed on the manufacturer's published data sheet, so it has been left out of the specification table below in favour of verified figures only.\n\u003c\/div\u003e\n\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin:0 0 24px 0;\"\u003e\n\n  \u003cdiv style=\"flex:1; min-width:260px; border:1px solid #ddd; border-radius:8px; padding:16px; background:#fff;\"\u003e\n    \u003cdiv style=\"color:#008377CF; font-weight:700; margin-bottom:6px;\"\u003eHorizontal Fitting\u003c\/div\u003e\n    \u003cdiv style=\"font-size:14px; line-height:1.5; color:#333;\"\u003eDesigned to be \u003cstrong\u003esited horizontally close to the base of the boiler\u003c\/strong\u003e, giving a discreet, space-saving fit in tight pipework runs where a vertical filter won't clear.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"flex:1; min-width:260px; border:1px solid #ddd; border-radius:8px; padding:16px; background:#fff;\"\u003e\n    \u003cdiv style=\"color:#008377CF; font-weight:700; margin-bottom:6px;\"\u003eDual-Stage Filtration\u003c\/div\u003e\n    \u003cdiv style=\"font-size:14px; line-height:1.5; color:#333;\"\u003eAn \u003cstrong\u003eadvanced magnetising process\u003c\/strong\u003e captures magnetite, paired with an \u003cstrong\u003e800-micron stainless steel mesh\u003c\/strong\u003e that blocks non-magnetic sludge and debris from reaching the heat exchanger.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"flex:1; min-width:260px; border:1px solid #ddd; border-radius:8px; padding:16px; background:#fff;\"\u003e\n    \u003cdiv style=\"color:#008377CF; font-weight:700; margin-bottom:6px;\"\u003eQuick Servicing\u003c\/div\u003e\n    \u003cdiv style=\"font-size:14px; line-height:1.5; color:#333;\"\u003eEasy to dismantle for cleaning, with a \u003cstrong\u003eremovable magnet shield\u003c\/strong\u003e and a standard ¾\" drain connection that also doubles as a chemical dosing point.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"flex:1; min-width:260px; border:1px solid #ddd; border-radius:8px; padding:16px; background:#fff;\"\u003e\n    \u003cdiv style=\"color:#008377CF; font-weight:700; margin-bottom:6px;\"\u003eHigh-Quality Brass Body\u003c\/div\u003e\n    \u003cdiv style=\"font-size:14px; line-height:1.5; color:#333;\"\u003eA \u003cstrong\u003esuperior brass construction\u003c\/strong\u003e built for long service life, with a swivel drain head sealed on an O-ring for leak-free rotation during maintenance.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"flex:1; min-width:260px; border:1px solid #ddd; border-radius:8px; padding:16px; background:#fff;\"\u003e\n    \u003cdiv style=\"color:#008377CF; font-weight:700; margin-bottom:6px;\"\u003eGlycol Compatible\u003c\/div\u003e\n    \u003cdiv style=\"font-size:14px; line-height:1.5; color:#333;\"\u003eWorks with both \u003cstrong\u003eplain water and water\/glycol mixes\u003c\/strong\u003e, making it suitable for systems in cold-prone locations where freeze protection has been added.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"flex:1; min-width:260px; border:1px solid #ddd; border-radius:8px; padding:16px; background:#fff;\"\u003e\n    \u003cdiv style=\"color:#008377CF; font-weight:700; margin-bottom:6px;\"\u003eFlexible Orientation\u003c\/div\u003e\n    \u003cdiv style=\"font-size:14px; line-height:1.5; color:#333;\"\u003eVaillant lists \u003cstrong\u003elimitless installation orientations\u003c\/strong\u003e, making the filter suitable for boilers sited in cupboards, lofts or utility spaces of varying layouts.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border:1px solid #ddd; border-radius:8px; overflow:hidden; margin:0 0 24px 0;\"\u003e\n\n  \u003cdiv style=\"background:#008377CF; color:#fff; font-weight:700; padding:10px 16px;\"\u003eFiltration Performance\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eFilter Type\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003eMagnetic + 800 micron stainless steel mesh\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eFiltration Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003eAverages above 80%, even when full\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eCapacity\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e500 ml\u003c\/div\u003e\n\u003c\/div\u003e\n\n  \u003cdiv style=\"background:#008377CF; color:#fff; font-weight:700; padding:10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eConnection Size\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eMaterial\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003eBrass body\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eOverall Length (A)\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e194 mm\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eBody Height (D)\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e176 mm\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eBody Depth (E)\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e105 mm\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eDrain Connection\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e¾\" standard hose connection\u003c\/div\u003e\n\u003c\/div\u003e\n\n  \u003cdiv style=\"background:#008377CF; color:#fff; font-weight:700; padding:10px 16px;\"\u003eOperating Limits\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eMaximum Operating Pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e3 bar\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eMaximum Operating Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e90°C\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eFluid Compatibility\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003eWater and water\/glycol mixes\u003c\/div\u003e\n\u003c\/div\u003e\n\n  \u003cdiv style=\"background:#008377CF; color:#fff; font-weight:700; padding:10px 16px;\"\u003eCompatibility \u0026amp; Coverage\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eDesigned For\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003eecoFIT and ecoTEC ranges, up to 35kW\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; border-bottom:1px solid #eee;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e10035819 (0010035819)\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv style=\"display:flex; padding:10px 16px; background:#f9f9f9;\"\u003e\n\u003cdiv style=\"flex:1; color:#555;\"\u003eExtended Boiler Warranty\u003c\/div\u003e\n\u003cdiv style=\"flex:1; font-weight:600;\"\u003e10 years, with eligible ecoTEC plus \/ ecoTEC exclusive with Green iQ and Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin:0 0 8px 0;\"\u003e\n\n  \u003cdetails style=\"border:1px solid #ddd; border-radius:6px; margin-bottom:8px;\"\u003e\n    \u003csummary style=\"background:#008377CF; color:#fff; padding:12px 16px; font-weight:600; cursor:pointer; border-radius:6px;\"\u003eWhich boilers is this filter suitable for?\u003c\/summary\u003e\n    \u003cdiv style=\"padding:12px 16px; line-height:1.6;\"\u003eThis \u003cstrong\u003e22mm Advance Boiler Protection Kit\u003c\/strong\u003e is designed to complement Vaillant's \u003cstrong\u003eecoFIT and ecoTEC ranges up to 35kW\u003c\/strong\u003e output, including the ecoTEC Sustain range. For non-Vaillant boilers, check the manufacturer's own filter recommendations, as fitting a filter from another brand may not carry the same warranty benefit.\u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #ddd; border-radius:6px; margin-bottom:8px;\"\u003e\n    \u003csummary style=\"background:#008377CF; color:#fff; padding:12px 16px; font-weight:600; cursor:pointer; border-radius:6px;\"\u003eDoes fitting this filter extend my boiler's warranty?\u003c\/summary\u003e\n    \u003cdiv style=\"padding:12px 16px; line-height:1.6;\"\u003eVaillant's \u003cstrong\u003e10-year Boiler Protection Kit guarantee applies specifically when the filter is installed with an eligible ecoTEC plus or ecoTEC exclusive with Green iQ boiler and registered on Vaillant Advance\u003c\/strong\u003e. Warranty terms and eligible models can change, so always confirm current eligibility for your specific boiler with Vaillant or your installer before installation.\u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #ddd; border-radius:6px; margin-bottom:8px;\"\u003e\n    \u003csummary style=\"background:#008377CF; color:#fff; padding:12px 16px; font-weight:600; cursor:pointer; border-radius:6px;\"\u003eCan this filter be fitted in any orientation?\u003c\/summary\u003e\n    \u003cdiv style=\"padding:12px 16px; line-height:1.6;\"\u003eYes. Unlike some vertical-only inline filters, this kit is \u003cstrong\u003especifically designed for horizontal fitting\u003c\/strong\u003e close to the base of the boiler, and Vaillant states it supports a wide range of installation orientations to suit tight or unusual pipework layouts.\u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #ddd; border-radius:6px; margin-bottom:8px;\"\u003e\n    \u003csummary style=\"background:#008377CF; color:#fff; padding:12px 16px; font-weight:600; cursor:pointer; border-radius:6px;\"\u003eHow is the filter cleaned during a service?\u003c\/summary\u003e\n    \u003cdiv style=\"padding:12px 16px; line-height:1.6;\"\u003eThe isolation valve allows the system to be \u003cstrong\u003edrained down at the filter without draining the whole heating system\u003c\/strong\u003e. The magnet shield can then be removed to release captured magnetite, and the ¾\" drain point can be used to flush out remaining debris.\u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #ddd; border-radius:6px;\"\u003e\n    \u003csummary style=\"background:#008377CF; color:#fff; padding:12px 16px; font-weight:600; cursor:pointer; border-radius:6px;\"\u003eIs this the same as the standard Vaillant Boiler Protection Kit?\u003c\/summary\u003e\n    \u003cdiv style=\"padding:12px 16px; line-height:1.6;\"\u003eNo. This is the \u003cstrong\u003eAdvance Boiler Protection Kit (10035819)\u003c\/strong\u003e, a distinct product from Vaillant's standard 22mm\/28mm Boiler Protection Kit range. Both are magnetic filters, but they differ in dimensions, fitting orientation and included components — always order by MPN to ensure you receive the correct kit for your installation.\u003c\/div\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740763312477,"sku":"10035819","price":230.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantAdvanceBoilerFilterProtectionKit22mm0010035819.jpg?v=1764312851"},{"product_id":"vaillant-ecofit-pure-415-open-vent-boiler","title":"Vaillant ecoFIT Pure 415 Open Vent Heat Only Boiler | 10020401 | 15kW","description":"\u003c!-- SEO Product Name: Vaillant ecoFIT Pure 415 Open Vent Heat Only Boiler | 10020401 | 15kW --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant ecoFIT Pure 415 (MPN 10020401)\u003c\/strong\u003e is a 15kW \u003cstrong\u003eopen vent (regular\/heat-only) gas boiler\u003c\/strong\u003e, built for homes with a traditional heating system comprising a hot water storage cylinder and, where needed, a cold water feed and expansion tank in the loft. It suits smaller properties replacing an older open vent system, or installations where \u003cstrong\u003elow incoming mains water pressure\u003c\/strong\u003e makes a combi boiler impractical.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eA \u003cstrong style=\"color: #008377cf;\"\u003ehigh-specification aluminium heat exchanger\u003c\/strong\u003e is designed for long service life and easier maintenance, while \u003cstrong\u003ewide modulation of up to 1:5\u003c\/strong\u003e lets the boiler adapt closely to system demand across a range of installations. The compact cupboard-fit footprint, combined with \u003cstrong\u003etop and rear flue options\u003c\/strong\u003e, gives installers real flexibility over where the boiler is sited.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e18kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Water Generation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e1:5\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWarranty (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e10m\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Flue Length\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e22kg\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eBoiler Lift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\n\u003cdiv style=\"background: #fff4f4; border-left: 4px solid #c0392b; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #c0392b;\"\u003eGas Safe installation required.\u003c\/strong\u003e This is a mains gas appliance and must be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with Building Regulations Part L and current Gas Safety (Installation and Use) Regulations.\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8ec; border-left: 4px solid #d4900a; border-radius: 6px; padding: 14px 16px; margin: 0 0 14px 0;\"\u003e\n\u003cstrong style=\"color: #d4900a;\"\u003eBoiler-only, open vent system required:\u003c\/strong\u003e This is a \u003cstrong\u003eheat-only (regular) boiler\u003c\/strong\u003e, not a combi. It must be installed with an existing or new \u003cstrong\u003eopen-vented hot water cylinder and cold water storage tank\u003c\/strong\u003e and cannot function as a standalone unit.\u003c\/div\u003e\n\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eCompact Cupboard Fit\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003esmaller boiler footprint\u003c\/strong\u003e than many open vent alternatives gives real flexibility of siting, including installation inside a standard kitchen cupboard.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eTop and Rear Flue Options\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eSupports both \u003cstrong\u003etop and rear flue outlets\u003c\/strong\u003e, giving installers the flexibility to fit the boiler in more property layouts than a top-only design allows.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eBoiler Plus Compliant\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eInstalled alongside a \u003cstrong\u003eVRT 15, timeSWITCH 160 and VR 66 wiring centre\u003c\/strong\u003e, this boiler meets UK Boiler Plus requirements for time and temperature control.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eFront-Accessible Servicing\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eAn \u003cstrong\u003eaccessible internal layout allows all major components to be replaced from the front\u003c\/strong\u003e, reducing service and repair time for engineers.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eHigh-Spec Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eA \u003cstrong\u003equality aluminium heat exchanger\u003c\/strong\u003e is engineered for a long service life, easier maintenance and reduced running costs over time.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eApp-Ready Controls\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eCompatible with \u003cstrong\u003eVaillant's vSMART app-based control\u003c\/strong\u003e, allowing heating control on the go alongside Vaillant's wider range of intelligent controls.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eHeating Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (50\/30°C, condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4.7–15.9 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNominal Heat Output (80\/60°C, non-condensing)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4.5–15.2 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e10–80°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFlow Temperature Factory Setting\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e75°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eWater Generation\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Heat Output for Water Generation\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e18 kW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eApproximate Condensate Volume (50\/30°C)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1.53 litres\/hr\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical \u0026amp; Connections\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e602 × 375 × 295 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBoiler Lift Weight (dry)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e22 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eHeat Exchanger Material\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eAluminium\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEmissions \u0026amp; Noise\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eNOx Emissions (EN 15502-2-1)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e33 mg\/kWh\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e94% (Heating: A \/ DHW: A+)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Sound Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e48 dB(A)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eFlueing \u0026amp; Clearances\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMax Horizontal Flue (60\/100)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e10 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eRear Flue Option\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eSide Clearance (Left \/ Right)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e5 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eTop Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e150 mm (20mm if using rear flue)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eBottom Clearance\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e150 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eCompliance \u0026amp; Coverage\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0010020401\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eWarranty\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eStandard warranty; up to 7 years with Vaillant Advance registration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat's the difference between an open vent boiler and a combi boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eAn \u003cstrong\u003eopen vent (regular) boiler only heats water\u003c\/strong\u003e — it needs a separate hot water cylinder and, where required, a cold water feed tank, typically in the loft. A combi boiler heats water on demand with no cylinder needed. Open vent systems work well for homes with \u003cstrong\u003elow mains water pressure\u003c\/strong\u003e or where a like-for-like replacement of an existing system is preferred.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDo I need a cylinder and tank to use this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. This is a \u003cstrong\u003eheat-only boiler\u003c\/strong\u003e supplied without a cylinder — it must be connected to an existing or new \u003cstrong\u003eopen-vented hot water cylinder and cold water storage tank\u003c\/strong\u003e to provide domestic hot water.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eHow do I get the full 7-year warranty?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe standard guarantee period applies out of the box. To extend this to \u003cstrong\u003eup to 7 years, the boiler must be registered with Vaillant Advance\u003c\/strong\u003e by a registered Advance partner installer — confirm current eligibility and steps with Vaillant before completing the installation.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan the flue exit through the rear instead of the top?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eYes. The ecoFIT Pure 415 supports \u003cstrong\u003eboth top and rear flue outlets\u003c\/strong\u003e, giving installers flexibility when siting the boiler in properties where a top exit isn't practical.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWho can install this boiler?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eInstallation, commissioning and servicing must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e, in line with UK Gas Safety (Installation and Use) Regulations and Building Regulations Part L.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740859060573,"sku":"10020401","price":1300.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoFitPure415_ErP_OpenVentBoilerOnly.jpg?v=1764317740"},{"product_id":"vaillant-ecofit-pure-425-open-vent-boiler","title":"Vaillant ecoFit Pure 425 Open Vent Boiler","description":"\u003ch1\u003eVaillant ecoFit Pure 425 Open Vent Boiler\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant ecoFit Pure 425 Open Vent Boiler\u003c\/strong\u003e provides powerful 25 kW heating for medium-sized homes with traditional open vent systems. This lightweight A-rated model weighs just 23 kg with compact dimensions perfect for kitchen cupboard installations. Extendable warranty up to 10 years when paired with Vaillant Advanced controls offers exceptional long-term value.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLightweight at only 23 kg for straightforward installation\u003c\/li\u003e\n\u003cli\u003eCompact design fits \u003cstrong\u003e295mm deep kitchen cupboards\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for traditional open vent heating systems\u003c\/li\u003e\n\u003cli\u003ePremium stainless steel heat exchanger for durability\u003c\/li\u003e\n\u003cli\u003eClear diagnostic display with simple user interface\u003c\/li\u003e\n\u003cli\u003e10-year warranty available with Vaillant Advanced controls\u003c\/li\u003e\n\u003cli\u003eLow NOx burner for reduced environmental impact\u003c\/li\u003e\n\u003cli\u003eQuiet and efficient operation minimises running costs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10020403\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eecoFit Pure 425\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoiler Type\u003c\/td\u003e\n\u003ctd\u003eGas Open Vent Boiler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentral Heating Output\u003c\/td\u003e\n\u003ctd\u003e25 kW (85,000 BTU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA Rated for Heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e600mm x 375mm x 295mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e23 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e2 Years Standard, 10 Years with Vaillant Advanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThe Vaillant ecoFit Pure 425 delivers robust heating performance in a lightweight, space-saving package ideal for modernising traditional open vent systems. German engineering ensures reliability while the extendable 10-year warranty provides outstanding protection. Simple diagnostics and efficient components reduce lifetime ownership costs.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMedium homes with open vent heating systems\u003c\/li\u003e\n\u003cli\u003eKitchen cupboard replacements requiring lightweight boilers\u003c\/li\u003e\n\u003cli\u003eProperties seeking maximum warranty protection options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant ecoFit Pure 425 Open Vent Boiler - powerful, compact heating with up to 10-year warranty protection.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62740861321565,"sku":"10020403","price":1530.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoFitPure415_ErP_OpenVentBoilerOnly.jpg?v=1764317740"},{"product_id":"vaillant-unistor-unvented-hot-water-cylinder","title":"Vaillant uniSTOR Unvented Hot Water Cylinder 150L 180L 200L 250L 300L — Indirect Mains Pressure Duplex Stainless Steel","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#1a1a1a;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- ── INTRO ─────────────────────────────────────────────────────── --\u003e\n  \u003cp style=\"margin:0 0 18px;\"\u003e\n    The \u003cstrong\u003eVaillant uniSTOR\u003c\/strong\u003e is a \u003cstrong\u003ehigh-grade unvented hot water cylinder\u003c\/strong\u003e built for domestic properties on a sealed or open-vented system with a boiler or heat pump. Unlike a vented cylinder that relies on a cold water storage tank and gravity, the uniSTOR connects directly to the rising mains, storing and supplying hot water at \u003cstrong\u003efull mains pressure\u003c\/strong\u003e — delivering a powerful, balanced flow at taps, power showers, and bath fillers simultaneously. The cylinder is constructed from \u003cstrong\u003eDuplex stainless steel\u003c\/strong\u003e — significantly more corrosion-resistant and stronger than standard austenitic stainless — with \u003cstrong\u003ethermal-injected polyurethane insulation\u003c\/strong\u003e keeping standby heat losses among the lowest in class. Available in \u003cstrong\u003efive capacities: 150, 180, 200, 250 and 300 litres\u003c\/strong\u003e, covering 1-bedroom flats through to 5-bedroom family homes. The uniSTOR is compatible with gas, oil, LPG, and electric system boilers, and with air-source and ground-source heat pumps. \u003cstrong\u003e2-year guarantee on parts and labour; 25-year guarantee on the cylinder shell.\u003c\/strong\u003e\n  \u003c\/p\u003e\n\n  \u003c!-- ── RED INSTALLER CALLOUT ──────────────────────────────────── --\u003e\n  \u003cdiv style=\"border-left:4px solid #c0392b;background:#fff5f5;padding:10px 16px;margin-bottom:14px;border-radius:0 6px 6px 0;\"\u003e\n    \u003cstrong style=\"color:#c0392b;\"\u003e⚠ G3 \/ Unvented Qualified Installation Required\u003c\/strong\u003e — Unvented hot water cylinders must be installed by a \u003cstrong\u003ecompetent person holding a current G3 (Unvented Hot Water Storage) qualification\u003c\/strong\u003e, in accordance with Building Regulations Part G3 and the manufacturer's installation instructions. The system must be notified to Building Control. Incorrectly installed unvented cylinders present a serious risk of scalding and pressure vessel failure. The Vaillant uniSTOR is supplied with an integrated unvented cylinder kit (tundish, T\u0026amp;P expansion relief valve, expansion vessel, and motorised valve), but correct installation, commissioning, and annual servicing remain the responsibility of a G3 registered installer.\n  \u003c\/div\u003e\n\n  \u003c!-- ── AMBER SIZING CALLOUT ───────────────────────────────────── --\u003e\n  \u003cdiv style=\"border-left:4px solid #f59e0b;background:#fff8e1;padding:10px 16px;margin-bottom:22px;border-radius:0 6px 6px 0;\"\u003e\n    \u003cstrong style=\"color:#b45309;\"\u003eChoosing the right capacity — guide by property size\u003c\/strong\u003e\n    \u003cul style=\"margin:8px 0 0;padding-left:20px;line-height:2.0;font-size:15px;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003e150L\u003c\/strong\u003e — 1–2 bedrooms, 1 bathroom, low demand (1–2 occupants)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e180L\u003c\/strong\u003e — 2–3 bedrooms, 1 bathroom (2–3 occupants)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e200L\u003c\/strong\u003e — 3 bedrooms, 1–2 bathrooms (3–4 occupants)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e250L\u003c\/strong\u003e — 3–4 bedrooms, 2 bathrooms (4–5 occupants)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e300L\u003c\/strong\u003e — 4–5 bedrooms, 2–3 bathrooms, high simultaneous demand\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp style=\"margin:8px 0 0;font-size:14px;\"\u003eWhen using a heat pump as the primary heat source, err toward the larger capacity for the bedroom count — heat pumps heat more slowly than gas boilers, so more stored volume compensates for longer recovery times.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── STAT STRIP ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eMains pressure\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eFull-flow at all outlets\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eDuplex SS\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003e25-yr shell guarantee\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003e150–300L\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003e5 sizes\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eBoiler + HP\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eCompatible\u003c\/div\u003e\n\u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:90px;background:#008377CF;color:#fff;border-radius:6px;padding:11px 8px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:17px;font-weight:700;\"\u003eErP Band B\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:3px;\"\u003eEnergy rated\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── FEATURES GRID ──────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eFeatures \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:12px;background:#e6f4f3;padding:14px;border-radius:0 0 6px 6px;margin-bottom:22px;\"\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Duplex Stainless Steel — 25-Year Shell Guarantee\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe uniSTOR tank is manufactured from \u003cstrong\u003eDuplex stainless steel\u003c\/strong\u003e — a two-phase microstructure combining austenitic and ferritic stainless that delivers roughly twice the strength and significantly better chloride corrosion resistance compared to the standard 304-grade stainless used in many competitor cylinders. This means the tank does not require a sacrificial anode (unlike copper or mild steel cylinders) and is not susceptible to the pitting corrosion that can occur in standard stainless in hard-water areas. The \u003cstrong\u003e25-year shell guarantee\u003c\/strong\u003e reflects Vaillant's confidence in the tank's longevity.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Full Mains Pressure — All Outlets Simultaneously\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eBeing an \u003cstrong\u003eunvented cylinder\u003c\/strong\u003e, the uniSTOR stores hot water under full mains supply pressure rather than relying on a header tank. The result is powerful, balanced pressure at every hot water outlet — bath fillers, thermostatic bar showers, and kitchen mixer taps all run at the same pressure as the cold water supply. There is no risk of the flow dropping to a trickle when someone turns on a tap downstairs, and no need for a separate pump to boost shower pressure — particularly valuable in \u003cstrong\u003emulti-bathroom properties\u003c\/strong\u003e where simultaneous demand is common.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Large Smooth-Bore Coil — Heat Pump Optimised\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe \u003cstrong\u003elarge diameter, smooth-bore coil heat exchanger\u003c\/strong\u003e provides the surface area needed for efficient heat transfer from low-temperature primary circuits — particularly important when the heat source is a heat pump running at 45–55°C flow temperatures rather than a boiler at 70–80°C. The smooth bore also reduces the rate of limescale accumulation and aids passive descaling during temperature cycling. For heat pump installations, the \u003cstrong\u003e250L and 300L cylinders have an increased coil size\u003c\/strong\u003e that extends compatibility to a wider range of ground source heat pump systems.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Thermal-Injected Insulation — ErP Band B\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003e\n\u003cstrong\u003eThermal-injected polyurethane insulation\u003c\/strong\u003e — applied under pressure to completely fill the void between the inner tank and outer shell — delivers some of the lowest standby heat losses in its class, as low as 1kWh per 24 hours on the 150L model. This is significantly better than a traditional copper cylinder with a foam jacket, which can lose 2–3kWh per day. Achieving \u003cstrong\u003eErP Band B\u003c\/strong\u003e across the range means the uniSTOR meets modern energy efficiency standards and reduces the cost of maintaining stored water at temperature between heating cycles.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Unvented Kit Included — Ready to Commission\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe standard uniSTOR is supplied with all the mandatory unvented system components pre-packaged: \u003cstrong\u003etundish, temperature and pressure expansion relief valve (T\u0026amp;P ERV), expansion vessel, three-way motorised valve, and ¾\" × 28mm MI-copper compression fittings\u003c\/strong\u003e. The 250L and 300L also include a secondary return T-piece connection for recirculating systems. This means the G3 installer has every required safety component in one delivery — there is no need to source a separate unvented kit, reducing the risk of specifying incompatible components and simplifying the installation quote.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Factory-Fitted 3kW Immersion Heater Backup\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eA \u003cstrong\u003efactory-fitted 3kW immersion heater\u003c\/strong\u003e provides emergency hot water backup in the event of a primary heat source failure — if the boiler breaks down or the heat pump requires servicing, the immersion heater can maintain domestic hot water supply independently. The immersion heater also enables \u003cstrong\u003eLegionella thermal disinfection cycling\u003c\/strong\u003e (periodic heating to 60°C+) as required by HSE L8 guidance, without relying on the primary heat source. Wired to standard 13A connection via the 1¼\" BSP boss.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Boiler \u0026amp; Heat Pump Compatible\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003eThe uniSTOR is compatible with \u003cstrong\u003eall sealed system and open-vented boilers\u003c\/strong\u003e (gas, oil, LPG, and electric) and with \u003cstrong\u003eVaillant aroTHERM, flexoTHERM, and geoTHERM heat pumps\u003c\/strong\u003e, as well as other ASHP and GSHP installations via the standard ¾\" coil connections. This makes it a \u003cstrong\u003efuture-proof choice\u003c\/strong\u003e for properties considering decarbonisation — the same cylinder can remain in use if the primary heat source is later changed from a gas boiler to a heat pump, provided the appropriate coil capacity is selected at the time of initial installation.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background:#f0faf9;border:1px solid #c8e6e3;border-radius:6px;padding:13px;\"\u003e\n      \u003cdiv style=\"font-weight:700;color:#008377CF;margin-bottom:5px;\"\u003e✔ Adjustable Feet — Thermodynamic Sensor Pocket\u003c\/div\u003e\n      \u003cdiv style=\"font-size:14px;\"\u003e\n\u003cstrong\u003eAdjustable levelling feet\u003c\/strong\u003e allow the cylinder to be installed on uneven floor surfaces without shimming. A \u003cstrong\u003ethermodynamically positioned dry sensor pocket\u003c\/strong\u003e (8mm diameter sleeve) allows precise temperature sensing at the point where accurate DHW temperature measurement has the greatest system efficiency impact — enabling the connected controller or heat pump to correctly identify when the cylinder has reached setpoint and stop primary heating before overshooting. Both features are small details that meaningfully affect both installation ease and long-term performance.\u003c\/div\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- ── SIZE TABLE ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eDimensions \u0026amp; Key Data by Capacity\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:22px;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;\"\u003e\n        \u003cth style=\"padding:9px 12px;text-align:left;font-weight:600;\"\u003eCapacity\u003c\/th\u003e\n        \u003cth style=\"padding:9px 12px;text-align:left;font-weight:600;\"\u003eHeight × Width\u003c\/th\u003e\n        \u003cth style=\"padding:9px 12px;text-align:left;font-weight:600;\"\u003eStandby loss (kWh\/24h)\u003c\/th\u003e\n        \u003cth style=\"padding:9px 12px;text-align:left;font-weight:600;\"\u003eExpansion vessel\u003c\/th\u003e\n        \u003cth style=\"padding:9px 12px;text-align:left;font-weight:600;\"\u003eErP band\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;font-weight:600;\"\u003e150L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e1,060 × 580mm\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e~1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e12L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003eB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;font-weight:600;\"\u003e180L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e1,190 × 580mm\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e~1.1\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e18L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003eB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;font-weight:600;\"\u003e200L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e1,310 × 580mm\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e~1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e18L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003eB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;font-weight:600;\"\u003e250L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e1,540 × 650mm\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e~1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003e25L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;border-bottom:1px solid #c8e6e3;\"\u003eB\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;font-weight:600;\"\u003e300L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,740 × 650mm\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e25L\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003c!-- ── SPEC TABLE ─────────────────────────────────────────────────── --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px 6px 0 0;\"\u003eTechnical Specifications — All Sizes\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;margin-bottom:8px;font-size:14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;width:44%;border-bottom:1px solid #c8e6e3;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eRange\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003euniSTOR — unvented indirect hot water cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eAvailable capacities\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e150L · 180L · 200L · 250L · 300L\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eTank material\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\u003cstrong\u003eDuplex stainless steel\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eInsulation\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eThermal-injected polyurethane — GWP \u0026lt;5, ozone depletion 0\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eMax. DHW temperature\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eMax. primary circuit temperature\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e95°C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003ePrimary coil connections\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e¾\" BSP female (flow and return)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eCold water \/ hot water connections\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e¾\" BSP female\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eSensor sleeve\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e8mm diameter dry pocket\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eImmersion heater\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e3kW factory-fitted — 13A, 1.5mm² cable — 1¼\" BSP boss\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eSupplied with (standard)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eTundish · T\u0026amp;P expansion relief valve · expansion vessel · three-way motorised valve · ¾\" × 28mm MI-copper compression fittings · documentation. 250L \u0026amp; 300L also include secondary return T-piece\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eCompatible heat sources\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eSystem and regular boilers (gas, oil, LPG, electric) · air source heat pumps · ground source heat pumps\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eEnergy-related Products band\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003eB (all sizes)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;border-bottom:1px solid #c8e6e3;\"\u003eCylinder shell guarantee\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;border-bottom:1px solid #c8e6e3;\"\u003e\u003cstrong\u003e25 years\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n\u003ctd style=\"padding:9px 14px;font-weight:600;\"\u003eParts \u0026amp; labour guarantee\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px;\"\u003e\u003cstrong\u003e2 years\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"150L - 1060mm x 580mm","offer_id":62741421752669,"sku":"20235266","price":1195.0,"currency_code":"GBP","in_stock":true},{"title":"180L - 1190mm x 580mm","offer_id":62741421785437,"sku":"20235267","price":1370.0,"currency_code":"GBP","in_stock":true},{"title":"200L - 1310mm x 580mm","offer_id":62741421818205,"sku":"20235268","price":1450.0,"currency_code":"GBP","in_stock":true},{"title":"250L - 1540mm x 650mm","offer_id":62741421850973,"sku":"20235269","price":1540.0,"currency_code":"GBP","in_stock":true},{"title":"300L - 1740mm x 650mm","offer_id":62741421883741,"sku":"20235270","price":1630.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantuniSTORUnventedHotWaterCylinder.jpg?v=1764322142"},{"product_id":"vaillant-unistor-heat-pump-cylinders","title":"Vaillant uniSTOR Heat Pump Cylinders","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant uniSTOR Heat Pump Cylinder\u003c\/strong\u003e range is designed to work seamlessly with Vaillant heat pumps, offering highly efficient hot water storage with large surface area and smooth coil design for optimal heat transfer. Available in pre-plumbed and standard versions, capacities range from 150L to 300L with models suitable for many property sizes.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCapacities: 150L, 200L, 250L, 300L (pre-plumbed available for 150-300L)\u003c\/li\u003e\n\u003cli\u003eDurable, 100% recyclable stainless steel inner cylinder with ultra-hard-wearing outer shell\u003c\/li\u003e\n\u003cli\u003eThermal injected polyurethane insulation for low heat loss and environmental friendliness (GWP \u0026lt; 5)\u003c\/li\u003e\n\u003cli\u003eLarge diameter, smooth bore coil enhances heat transfer and reduces scaling\u003c\/li\u003e\n\u003cli\u003ePre-plumbed models include expansion vessel, sensor pockets, three-way valve and mounting plate for controls\u003c\/li\u003e\n\u003cli\u003eOptimized for Vaillant heat pumps to ensure maximum efficiency and lower running costs\u003c\/li\u003e\n\u003cli\u003e25-year cylinder tank warranty with reliable long-term performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications \u0026amp; Model Numbers\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 117.563px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 26.8953%; height: 19.5938px;\"\u003eCapacity\u003c\/th\u003e\n\u003cth style=\"width: 72.7437%; height: 19.5938px;\"\u003eType\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.8953%; height: 19.5938px;\"\u003e150L\u003c\/td\u003e\n\u003ctd style=\"width: 72.7437%; height: 19.5938px;\"\u003eStandard \u0026amp; Pre-plumbed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.8953%; height: 19.5938px;\"\u003e200L\u003c\/td\u003e\n\u003ctd style=\"width: 72.7437%; height: 19.5938px;\"\u003eStandard \u0026amp; Pre-plumbed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.8953%; height: 19.5938px;\"\u003e250L\u003c\/td\u003e\n\u003ctd style=\"width: 72.7437%; height: 19.5938px;\"\u003eStandard \u0026amp; Pre-plumbed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 26.8953%; height: 19.5938px;\"\u003e300L\u003c\/td\u003e\n\u003ctd style=\"width: 72.7437%; height: 19.5938px;\"\u003eStandard \u0026amp; Pre-plumbed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eVaillant uniSTOR heat pump cylinders combine advanced stainless steel construction with innovative coil design for high efficiency and durable hot water solutions. The pre-plumbed options simplify installation, while superior insulation and environmental considerations reduce heat loss and energy bills.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMedium to large homes using Vaillant heat pumps\u003c\/li\u003e\n\u003cli\u003eInstallations requiring efficient, pre-plumbed hot water cylinders\u003c\/li\u003e\n\u003cli\u003eProperties aiming for sustainable, low heat loss water storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eChoose Vaillant uniSTOR heat pump cylinders for reliable, efficient hot water storage optimized for heat pump systems with extended warranties.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"150L Standard Heat Pump Cylinder","offer_id":62741829157213,"sku":"20235271","price":1150.0,"currency_code":"GBP","in_stock":false},{"title":"250L Standard  Heat Pump Cylinder","offer_id":62741790523741,"sku":"20235273","price":1470.0,"currency_code":"GBP","in_stock":false},{"title":"300L Standard  Heat Pump Cylinder","offer_id":62741790556509,"sku":"20235274","price":1570.0,"currency_code":"GBP","in_stock":false},{"title":"150L Heat Pump Pre-Plumbed Cylinder","offer_id":62741829189981,"sku":"20237129","price":1530.0,"currency_code":"GBP","in_stock":true},{"title":"200L Heat Pump Pre-Plumbed Cylinder","offer_id":62741790589277,"sku":"20237130","price":1690.0,"currency_code":"GBP","in_stock":true},{"title":"250L Heat Pump Pre-Plumbed Cylinder","offer_id":62741790622045,"sku":"20237131","price":1800.0,"currency_code":"GBP","in_stock":false},{"title":"300L Heat Pump Pre-Plumbed Cylinder","offer_id":62741829222749,"sku":"20237132","price":1975.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantuniSTORUnventedHotWaterCylinder.jpg?v=1764322142"},{"product_id":"vaillant-arotherm-plus-3-5kw-air-to-water-heat-pump","title":"Vaillant aroTHERM Plus 3.5kW Air-to-Water Heat Pump","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 3.5kW (10037211)\u003c\/strong\u003e delivers ultra-efficient heating and hot water for small homes and apartments. This quiet outdoor monobloc unit extracts 75% renewable energy from air with ErP A+++ rating, GWP of 3 refrigerant and app control capability for smart energy management.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-quiet operation at just 54 dB(A) - quieter than a fridge\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated with 75% renewable energy from outside air\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures suitable for radiators and hot water\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant (GWP 3) minimises carbon footprint\u003c\/li\u003e\n\u003cli\u003eApp controlled via VR 900 or sensoNET (when installed)\u003c\/li\u003e\n\u003cli\u003eMonobloc design - single outdoor unit simplifies installation\u003c\/li\u003e\n\u003cli\u003eEligible for government incentives like BUS grants\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet available separately for noise reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 195.938px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 52.7121%; height: 19.5938px;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 44.4307%; height: 19.5938px;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003e10037211\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003earoTHERM Plus 3.5kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eHeat Pump Type\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003eAir-to-Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003e3.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eErP Rating\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003eA+++ (highest efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eNoise Level\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003e943mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 52.7121%; height: 19.5938px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"width: 44.4307%; height: 19.5938px;\"\u003e102.67 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThe Vaillant aroTHERM Plus 3.5kW offers class-leading efficiency with whisper-quiet operation perfect for noise-sensitive locations. Monobloc design reduces installation complexity while low GWP refrigerant and A+++ rating deliver maximum renewable energy savings and government grant eligibility.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmall homes, apartments and low heating demand properties\u003c\/li\u003e\n\u003cli\u003eNew builds or replacements seeking ultra-efficient heat pumps\u003c\/li\u003e\n\u003cli\u003eNoise-sensitive locations requiring quiet outdoor units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 3.5kW air source heat pump - ultra-efficient, whisper-quiet renewable heating for small homes.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741911961949,"sku":"10037211","price":3900.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/arotherm-heat-pumps.jpg?v=1764328156"},{"product_id":"vaillant-mono-heat-pump-straight-pipe-connection-kit","title":"Vaillant Mono Heat Pump Straight Pipe Connection Kit","description":"\u003ch1\u003eVaillant Mono Heat Pump Straight Pipe Connection Kit\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant Mono Heat Pump Straight Pipe Connection Kit (10027976)\u003c\/strong\u003e is an essential accessory designed for straightforward pipe connections on Vaillant mono heat pump systems. This compact kit simplifies installation by providing pre-configured straight pipe connections, ensuring secure and efficient plumbing for heat pump setups.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSpecifically designed for Vaillant mono heat pumps\u003c\/li\u003e\n\u003cli\u003eStraight pipe connection for easy and reliable installation\u003c\/li\u003e\n\u003cli\u003eCompact dimensions: 170mm height, 210mm width, 460mm depth\u003c\/li\u003e\n\u003cli\u003eLightweight at 0.95 kg for convenient handling\u003c\/li\u003e\n\u003cli\u003eHigh-quality construction ensures durability and leak-free connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10027976\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHeat Pump Accessory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e170mm x 210mm x 460mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.95 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis Vaillant Mono Heat Pump Straight Pipe Connection Kit offers a quick and efficient solution for pipe connections on mono heat pump installations. Its durable design and precision engineering reduce installation time and improve system reliability.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVaillant mono heat pump pipe connection setups\u003c\/li\u003e\n\u003cli\u003eInstallers requiring reliable and straightforward plumbing kits\u003c\/li\u003e\n\u003cli\u003eHeat pump replacement or new installation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder now for the Vaillant Mono Heat Pump Straight Pipe Connection Kit - simplify your heat pump plumbing with reliable components.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741919695197,"sku":"10027976","price":97.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantMonoHeatPumpStraightPipeConnectionKit.jpg?v=1764325933"},{"product_id":"vaillant-mono-heat-pump-ground-install-connection-kit","title":"Vaillant aroTHERM plus Ground Connection Kit | 0010027971","description":"\u003c!-- SEO Product Name: Vaillant aroTHERM plus Ground Connection Kit | 0010027971 --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; line-height:1.6; color:#1f2d2c;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM plus connection kit for ground installation (0010027971)\u003c\/strong\u003e is the manufacturer's own solution for connecting a \u003cstrong\u003eground-mounted aroTHERM plus monobloc heat pump\u003c\/strong\u003e to \u003cstrong\u003ebelow-ground pipework\u003c\/strong\u003e. It uses \u003cstrong\u003eshort, right-angled flexible hoses\u003c\/strong\u003e to take the connections from the back of the heat pump down to the buried pipe, and an \u003cstrong\u003einsulating shell (EPP)\u003c\/strong\u003e to protect the connection.\u003c\/p\u003e\n\u003cp\u003eBecause it is matched to the aroTHERM plus, the kit gives a \u003cstrong\u003eneat, compact connection point\u003c\/strong\u003e that is quick to fit, helps limit heat loss at the transition, and removes the need to improvise hoses and lagging on site. It is typically used with a \u003cstrong\u003epre-insulated buried pipe\u003c\/strong\u003e run to the building.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700;\"\u003earoTHERM plus\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px;\"\u003eVaillant monobloc heat pump\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700;\"\u003eGround\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px;\"\u003eFree-standing installation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700;\"\u003eFlexible\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px;\"\u003eShort hoses, right-angled\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700;\"\u003eInsulated\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px;\"\u003eEPP insulating shell\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700;\"\u003eBuried pipe\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px;\"\u003eBelow-ground connection\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700;\"\u003e0010027971\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px;\"\u003eVaillant article number\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff6e0; border-left:5px solid #b26a00; border-radius:6px; padding:12px 16px; margin:14px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#b26a00; margin-bottom:4px;\"\u003eChoose the right connection kit\u003c\/div\u003e\n\u003cdiv style=\"line-height:1.5;\"\u003eThis kit is for \u003cstrong\u003eground installation\u003c\/strong\u003e. Wall-mounted units use the aroTHERM wall connection kit (0010027974) or the straight pipe connection kit (0010027976). If the pipework drop is higher than standard, for example when the unit sits on a snow spacer frame, Vaillant's \u003cstrong\u003einsulation extension piece (0010027972)\u003c\/strong\u003e extends the insulating jacket. Pre-insulated buried pipe is not part of this kit.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fdeaea; border-left:5px solid #b3261e; border-radius:6px; padding:12px 16px; margin:14px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#b3261e; margin-bottom:4px;\"\u003eInstallation \u0026amp; safety\u003c\/div\u003e\n\u003cdiv style=\"line-height:1.5;\"\u003eHeat pump installation, including the hydraulic connections, must be carried out by a competent heating engineer following the current Vaillant installation instructions and relevant UK regulations. For ground installation, Vaillant requires the heat pump condensate to be discharged via a downpipe into a gravel bed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2; border-left:5px solid #008377CF; border-radius:6px; padding:12px 16px; margin:14px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:4px;\"\u003eMade by Vaillant for the aroTHERM plus\u003c\/div\u003e\n\u003cdiv style=\"line-height:1.5;\"\u003eUsing the manufacturer's own connection kit keeps the installation consistent with Vaillant's documented installation method for ground-mounted aroTHERM plus units.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003ePurpose-made for ground installs\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.5;\"\u003e\n\u003cstrong\u003eDesigned for ground-mounted aroTHERM plus\u003c\/strong\u003e heat pumps connecting to below-ground pipework.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eFlexible, right-angled hoses\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.5;\"\u003e\n\u003cstrong\u003eShort right-angled flexible hoses\u003c\/strong\u003e make the turn from the heat pump to the buried pipe without stress on the pipework.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eInsulating shell\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.5;\"\u003eAn \u003cstrong\u003eEPP insulating shell\u003c\/strong\u003e wraps the connection to protect it and reduce heat loss.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eNeat, compact finish\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.5;\"\u003e\n\u003cstrong\u003eTidy connection point\u003c\/strong\u003e at the back of the unit, with no improvised fittings or lagging.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eFaster installation\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.5;\"\u003e\n\u003cstrong\u003ePre-configured components\u003c\/strong\u003e from the heat pump manufacturer cut on-site preparation time.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eExtendable\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.5;\"\u003ePairs with Vaillant's \u003cstrong\u003einsulation extension piece (0010027972)\u003c\/strong\u003e where a higher pipework drop is needed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:8px; overflow:hidden; margin:18px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 14px;\"\u003eSpecification\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#f2f9f8; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eManufacturer\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eVaillant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eVaillant article number\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e0010027971\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#f2f9f8; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eProduct type\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eHeat pump connection kit\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eCompatible heat pump\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eVaillant aroTHERM plus\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#f2f9f8; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eInstallation type\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eGround installation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 14px;\"\u003eKit details\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#f2f9f8; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eConnection\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eFlexible hoses, short and right-angled\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eInsulation\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eEPP insulating shell\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#f2f9f8; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eConnects to\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eBelow-ground pipework (typically pre-insulated buried pipe)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 14px; border-bottom:1px solid #dfeeed;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:700;\"\u003eOptional extension\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eInsulation extension piece 0010027972 for higher pipework drop\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:22px 0 8px 0; font-weight:700; color:#008377CF; font-size:18px;\"\u003eFrequently asked questions\u003c\/div\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:11px 14px; cursor:pointer;\"\u003eWhich heat pump is this kit for?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px; line-height:1.55;\"\u003eIt is Vaillant's connection kit for \u003cstrong\u003earoTHERM plus\u003c\/strong\u003e heat pumps installed on the ground.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:11px 14px; cursor:pointer;\"\u003eWhat is included in the kit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px; line-height:1.55;\"\u003e\n\u003cstrong\u003eFlexible hoses\u003c\/strong\u003e and an \u003cstrong\u003einsulating shell\u003c\/strong\u003e, used to connect from the back of the heat pump to the below-ground pipework.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:11px 14px; cursor:pointer;\"\u003eDoes it include the buried pipe?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px; line-height:1.55;\"\u003eNo. The kit covers the connection at the heat pump. The \u003cstrong\u003epre-insulated buried pipe\u003c\/strong\u003e is supplied separately.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:11px 14px; cursor:pointer;\"\u003eCan I use it for a wall-mounted installation?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px; line-height:1.55;\"\u003eNo. For wall installation use the aroTHERM \u003cstrong\u003ewall connection kit (0010027974)\u003c\/strong\u003e or the \u003cstrong\u003estraight pipe connection kit (0010027976)\u003c\/strong\u003e, depending on your layout.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin-bottom:8px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:11px 14px; cursor:pointer;\"\u003eWhat if the pipework drop is higher than usual?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px; line-height:1.55;\"\u003eVaillant offers an \u003cstrong\u003einsulation extension piece (0010027972)\u003c\/strong\u003e to extend the insulating jacket, for example when the unit is raised on a snow spacer frame.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741921694045,"sku":"10027971","price":270.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantMonoHeatPumpGroundInstallConnectionKit.jpg?v=1764326069"},{"product_id":"vaillant-arotherm-plus-5kw-air-source-heat-pump","title":"Vaillant aroTHERM Plus 5kW Air Source Heat Pump","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 5kW Air-to-Water Heat Pump (10037212)\u003c\/strong\u003e provides efficient heating and hot water for small to medium homes. This ultra-quiet outdoor monobloc unit delivers ErP A+++ efficiency with 75% renewable air source energy, low GWP 3 refrigerant and smart app control for optimal performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWhisper-quiet at 54 dB(A) - quieter than a domestic fridge\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated with 75% free renewable energy from outside air\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures for radiators and domestic hot water\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant (GWP 3) for minimal carbon impact\u003c\/li\u003e\n\u003cli\u003eSmart app control via VR 900 or sensoNET systems\u003c\/li\u003e\n\u003cli\u003eMonobloc single outdoor unit simplifies installation\u003c\/li\u003e\n\u003cli\u003eEligible for BUS grants and government incentives\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet available separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10037212\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003earoTHERM Plus 5kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Type\u003c\/td\u003e\n\u003ctd\u003eAir Source to Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd\u003e5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++ (maximum efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e943mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e102.67 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThe Vaillant aroTHERM Plus 5kW air source heat pump excels with class-leading A+++ efficiency and near-silent operation, ideal for residential areas. Monobloc design of this reduces plumbing complexity while low GWP refrigerant and grant eligibility deliver maximum renewable savings and environmental benefits.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmall to medium homes (2-4 bedrooms) with moderate heating demand\u003c\/li\u003e\n\u003cli\u003eNew builds or gas boiler replacements seeking air source heat pumps\u003c\/li\u003e\n\u003cli\u003eNoise-sensitive locations requiring ultra-quiet outdoor units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 5kW air source heat pump - ultra-efficient, whisper-quiet renewable heating for modern homes.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741931753821,"sku":"10037212","price":3995.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/arotherm-heat-pumps.jpg?v=1764328156"},{"product_id":"vaillant-arotherm-plus-7kw-air-source-heat-pump","title":"Vaillant aroTHERM Plus 7kW Air Source Heat Pump","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 7kW Air-to-Water Heat Pump (10037213)\u003c\/strong\u003e delivers powerful heating and hot water for medium to large homes. This ultra-quiet monobloc unit achieves ErP A+++ efficiency using 75% renewable air source energy, low GWP 3 refrigerant and smart app control for maximum performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWhisper-quiet operation at 54 dB(A) - quieter than a fridge\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated with 75% renewable energy from outside air\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures suitable for radiators and hot water cylinders\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant (GWP 3) minimises environmental impact\u003c\/li\u003e\n\u003cli\u003eApp controlled via VR 900 or sensoNET systems\u003c\/li\u003e\n\u003cli\u003eSingle outdoor monobloc unit simplifies installation\u003c\/li\u003e\n\u003cli\u003eEligible for BUS grants and government incentives\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet available separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10037213\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003earoTHERM Plus 7kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAir Source to Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd\u003e7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++ (maximum efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e1139mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e134.57 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThe Vaillant aroTHERM Plus 7kW air source heat pump provides higher capacity heating for larger properties while maintaining class-leading A+++ efficiency and near-silent operation. Monobloc design and low GWP refrigerant ensure simple installation and maximum renewable energy savings with grant eligibility.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMedium to large homes (3-5 bedrooms) with higher heating demand\u003c\/li\u003e\n\u003cli\u003eNew builds or gas boiler replacements requiring air source heat pump\u003c\/li\u003e\n\u003cli\u003eNoise-sensitive locations needing powerful yet quiet outdoor units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 7kW air source heat pump - powerful, ultra-efficient renewable heating for larger homes.[attached_file:1]\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741940011357,"sku":"10037213","price":4800.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/arotherm-heat-pumps.jpg?v=1764328156"},{"product_id":"vaillant-arotherm-plus-10kw-air-source-heat-pump","title":"Vaillant aroTHERM Plus 10kW Air Source Heat Pump","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 10kW Air-to-Water Heat Pump (10037214)\u003c\/strong\u003e delivers high-capacity heating and hot water for larger homes. This powerful monobloc unit achieves ErP A+++ efficiency using 75% renewable air source energy, low GWP 3 refrigerant and smart app control for superior performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-quiet operation at 54 dB(A) - quieter than a domestic fridge\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated with 75% renewable energy from outside air\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures for radiators and large hot water demands\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant (GWP 3) minimises carbon footprint\u003c\/li\u003e\n\u003cli\u003eApp controlled via VR 900 or sensoNET systems\u003c\/li\u003e\n\u003cli\u003eSingle outdoor monobloc unit for simplified installation\u003c\/li\u003e\n\u003cli\u003eEligible for BUS grants and government incentives\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet available separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10037214\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003earoTHERM Plus 10kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAir Source to Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd\u003e10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++ (maximum efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e1667mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e197.67 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThe Vaillant aroTHERM Plus 10kW air source heat pump provides maximum heating capacity for demanding properties while maintaining whisper-quiet operation and A+++ efficiency. Monobloc design and low GWP refrigerant ensure easy installation and optimal renewable energy performance with full grant eligibility.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLarge homes (4+ bedrooms) with high heating requirements\u003c\/li\u003e\n\u003cli\u003eNew builds or comprehensive gas boiler replacement projects\u003c\/li\u003e\n\u003cli\u003eProperties needing powerful yet ultra-quiet outdoor heat pumps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 10kW air source heat pump - maximum capacity, ultra-efficient renewable heating for large homes.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741945942365,"sku":"10037214","price":6730.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/arotherm-10kw-and-12kw-heat-pump-3.jpg?v=1764326736"},{"product_id":"vaillant-arotherm-plus-12kw-air-source-heat-pump","title":"Vaillant aroTHERM Plus 12kW Air Source Heat Pump","description":"\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 12kW Air-to-Water Heat Pump (10037215)\u003c\/strong\u003e provides maximum capacity heating and hot water for large properties. This powerful monobloc unit delivers ErP A+++ efficiency using 75% renewable air source energy, low GWP 3 refrigerant and smart app control for exceptional performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-quiet operation at 54 dB(A) - quieter than a domestic fridge\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated with 75% renewable energy from outside air\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures for radiators and extensive hot water demands\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant (GWP 3) minimises environmental impact\u003c\/li\u003e\n\u003cli\u003eApp controlled via VR 900 or sensoNET systems\u003c\/li\u003e\n\u003cli\u003eSingle outdoor monobloc unit simplifies large system installation\u003c\/li\u003e\n\u003cli\u003eEligible for BUS grants and government incentives\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet available separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10037215\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003earoTHERM Plus 12kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAir Source to Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Capacity\u003c\/td\u003e\n\u003ctd\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++ (maximum efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e1662mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e197.67 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThe Vaillant aroTHERM Plus 12kW air source heat pump offers the highest capacity in the range for demanding commercial and large residential applications while maintaining whisper-quiet operation and A+++ efficiency. Monobloc design and low GWP refrigerant ensure straightforward installation with maximum renewable energy benefits.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLarge homes (5+ bedrooms) and commercial properties\u003c\/li\u003e\n\u003cli\u003eNew builds or major renovations requiring high-capacity heat pumps\u003c\/li\u003e\n\u003cli\u003eHigh-demand heating systems needing ultra-quiet outdoor units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 12kW air source heat pump - maximum power, ultra-efficient renewable heating for demanding properties.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741953085789,"sku":"10037215","price":6900.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlus10kW12kWAir-To-WaterHeatPump.png?v=1764326736"},{"product_id":"vaillant-arotherm-plus-3-5kw-air-to-water-heat-pump-with-190l-unitower-cylinder-bundle","title":"Vaillant aroTHERM Plus 3.5kW Air-to-Water Heat Pump with 190L uniTOWER Cylinder Bundle","description":"\u003ch1\u003eVaillant aroTHERM Plus 3.5kW Air-to-Water Heat Pump with 190L uniTOWER Cylinder\u003c\/h1\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 3.5kW Air-to-Water Heat Pump with 190L uniTOWER Cylinder (10037216)\u003c\/strong\u003e is a complete renewable heating solution combining a quiet, efficient with a high-capacity unvented stainless steel hot water cylinder. Ideal for small to medium homes, it delivers reliable heating and ample hot water with smart app control and A+++ efficiency.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e3.5 kW air source heat pump with ultra-quiet operation at 54 dB(A)\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated for maximum energy efficiency and carbon reduction\u003c\/li\u003e\n\u003cli\u003eIncludes 190 litre uniTOWER unvented hot water cylinder with stainless steel construction\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures suitable for radiators and domestic hot water needs\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant minimises environmental impact\u003c\/li\u003e\n\u003cli\u003eApp controlled via VR 900 or sensoNET for user-friendly operation\u003c\/li\u003e\n\u003cli\u003eMonobloc outdoor unit simplifies installation and maintenance\u003c\/li\u003e\n\u003cli\u003eEligible for government incentives such as BUS grants\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10037216\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e3.5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder Capacity\u003c\/td\u003e\n\u003ctd\u003e190 Litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eAir Source to Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++ (top efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder Material\u003c\/td\u003e\n\u003ctd\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e943mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e102.67 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\n\u003cp\u003eThis integrated system offers an all-in-one efficient heating and hot water solution, perfect for homes seeking renewable energy with ample hot water storage. The combination of a quiet aroTHERM Plus and robust uniTOWER cylinder ensures comfort, reliability, and reduced carbon footprint.\u003c\/p\u003e\n\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eSmall to medium homes requiring combined it and hot water storage\u003c\/li\u003e\n\u003cli\u003eProperties replacing gas boilers with renewable heating\u003c\/li\u003e\n\u003cli\u003eUsers valuing quiet operation and smart controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 3.5kW heat pump with 190L uniTOWER cylinder - efficient, quiet, and complete renewable heating for your home.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62741965275485,"sku":"10037201","price":6900.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlus3.5kWAir-To-WaterHeatPumpwith190LuniTOWER.jpg?v=1764327140"},{"product_id":"vaillant-arotherm-plus-5kw-air-to-water-heat-pump-with-unitower-cylinder","title":"Vaillant aroTHERM Plus 5kW Air-to-Water Heat Pump with uniTOWER Cylinder","description":"\u003ch1\u003eVaillant aroTHERM Plus 5kW Air-to-Water Heat Pump with uniTOWER Cylinder\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 5kW with uniTOWER Cylinder\u003c\/strong\u003e is a complete renewable heating system combining a high-efficiency 5kW air source heat pump with a stainless steel uniTOWER unvented hot water cylinder. This integrated solution offers reliable heating, ample hot water storage, and quiet operation suitable for small to medium homes.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e5 kW aroTHERM Plus air source heat pump with ErP A+++ rating for maximum efficiency\u003c\/li\u003e\n\u003cli\u003eIncludes uniTOWER unvented stainless steel hot water cylinder for reliable storage\u003c\/li\u003e\n\u003cli\u003eUltra-quiet operation (54 dB(A)) ideal for noise-sensitive locations\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures suitable for radiators and domestic hot water\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant reduces environmental impact\u003c\/li\u003e\n\u003cli\u003eSmart app control via VR 900 or sensoNET systems\u003c\/li\u003e\n\u003cli\u003eMonobloc outdoor unit simplifies installation\u003c\/li\u003e\n\u003cli\u003eEligible for government incentives such as BUS grants\u003c\/li\u003e\n\u003cli\u003eAnti-vibration feet sold separately for further noise reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003e0010037202\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Output\u003c\/td\u003e\n\u003ctd\u003e5 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder Type\u003c\/td\u003e\n\u003ctd\u003euniTOWER Unvented Stainless Steel Cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Dimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e943mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eHeat Pump: 102.67 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis Vaillant aroTHERM Plus 5kW with uniTOWER cylinder pack offers a powerful, efficient, and quiet renewable heating system with ample hot water storage. Its integrated design simplifies installation and delivers smart energy management with significant carbon savings.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSmall to medium-sized homes requiring renewable heating and hot water storage\u003c\/li\u003e\n\u003cli\u003eInstallations replacing traditional gas boilers with eco-friendly systems\u003c\/li\u003e\n\u003cli\u003eHomeowners seeking quiet operation and smart control features\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 5kW with uniTOWER cylinder system - efficient, quiet, and complete heating for your home.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62742101885277,"sku":"10037202","price":7100.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlus3.5kWAir-To-WaterHeatPumpwith190LuniTOWER.jpg?v=1764327140"},{"product_id":"vaillant-arotherm-plus-7kw-air-to-water-heat-pump-with-190l-unitower-cylinder","title":"Vaillant aroTHERM Plus 7kW Air-to-Water Heat Pump with 190L uniTOWER Cylinder","description":"\u003ch1\u003eVaillant aroTHERM Plus 7kW Air-to-Water Heat Pump with 190L uniTOWER Cylinder\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM Plus 7kW with 190L uniTOWER Cylinder \u003c\/strong\u003ecombines powerful heating capacity with ample hot water storage for medium to large homes. This complete monobloc system delivers ErP A+++ efficiency using 75% renewable air source energy, low GWP refrigerant and smart app control for optimal performance.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e7 kW air source heat pump with ultra-quiet 54 dB(A) operation\u003c\/li\u003e\n\u003cli\u003e190 litre uniTOWER unvented stainless steel hot water cylinder\u003c\/li\u003e\n\u003cli\u003eErP A+++ rated for maximum energy efficiency and carbon savings\u003c\/li\u003e\n\u003cli\u003eHigh flow temperatures suitable for radiators and hot water demands\u003c\/li\u003e\n\u003cli\u003eLow GWP R290 refrigerant (GWP 3) minimises environmental impact\u003c\/li\u003e\n\u003cli\u003eApp controlled via VR 900 or sensoNET for smart energy management\u003c\/li\u003e\n\u003cli\u003eSingle outdoor monobloc unit simplifies installation\u003c\/li\u003e\n\u003cli\u003eEligible for BUS grants and government incentives\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer Part Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e10037217\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Output\u003c\/td\u003e\n\u003ctd\u003e7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder Capacity\u003c\/td\u003e\n\u003ctd\u003e190 Litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Type\u003c\/td\u003e\n\u003ctd\u003eAir Source to Water Monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP Rating\u003c\/td\u003e\n\u003ctd\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e54 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Dimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e1139mm x 800mm x 1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeat Pump Weight\u003c\/td\u003e\n\u003ctd\u003e134.57 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy\u003c\/h2\u003e\n\u003cp\u003eThis integrated Vaillant system provides powerful 7kW heating with 190L hot water storage in a whisper-quiet, highly efficient package. Perfect for larger homes seeking complete renewable heating solutions with simple installation and smart controls.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMedium to large homes (3-5 bedrooms) with higher heating demands\u003c\/li\u003e\n\u003cli\u003eProperties requiring combined heat pump and hot water cylinder systems\u003c\/li\u003e\n\u003cli\u003eNew builds or gas boiler replacements prioritising efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOrder the Vaillant aroTHERM Plus 7kW with 190L uniTOWER - powerful, efficient complete renewable heating solution.\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":62742125805917,"sku":"10037203","price":7500.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlus3.5kWAir-To-WaterHeatPumpwith190LuniTOWER.jpg?v=1764327140"},{"product_id":"vaillant-vr940f-myvaillant-connect-internet-gateway-with-cim-cable","title":"Vaillant VR940F myVaillant Connect Internet Gateway with CIM Cable","description":"\u003cdiv style=\"font-family: Arial, sans-serif; color: #1a1a1a; max-width: 900px; line-height: 1.7;\"\u003e\n\u003c!-- Intro --\u003e\n\u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong\u003eVaillant VR940F myVaillant Connect (0010037346)\u003c\/strong\u003e is a WiFi internet gateway that connects a compatible Vaillant boiler, heat pump, or hybrid system to the \u003cstrong\u003emyVAILLANT smartphone app\u003c\/strong\u003e — enabling full remote control and monitoring from anywhere. This specific version is supplied with the \u003cstrong\u003eCIM cable\u003c\/strong\u003e for a clean, single-cable installation on the ecoTEC plus range: the cable connects directly into the CIM port underneath the boiler, providing both power and eBUS communication with no need for an external plug socket or additional wiring.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px;\"\u003eFor all other Vaillant appliances (ecoTEC pro, ecoFIT, aroTHERM, geoTHERM etc.), the gateway can also be powered via the \u003cstrong\u003eVRA 42 adapter\u003c\/strong\u003e or an external three-pin power supply (sold separately depending on the system). Compatible with \u003cstrong\u003eall Vaillant eBUS appliances from 2006 onwards\u003c\/strong\u003e, including the full heat pump range. Supports Amazon Alexa, Apple HomeKit, and the myVAILLANT Pro remote monitoring portal for installer use.\u003c\/p\u003e\n\u003c!-- Badge strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0;\"\u003e\n\u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eSupplied with CIM Cable\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003e2.4GHz Wi-Fi\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eeBUS 2006+ Compatible\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eBoiler · Heat Pump · Hybrid\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eAlexa \u0026amp; Apple HomeKit\u003c\/span\u003e \u003cspan style=\"background: #008377CF; color: #fff; padding: 7px 13px; border-radius: 20px; font-size: 12px; font-weight: bold;\"\u003eErP Class II\u003c\/span\u003e \u003c\/div\u003e\n\u003c!-- CIM callout --\u003e\n\u003cdiv style=\"background: #f0faf9; border-left: 4px solid #008377CF; padding: 12px 16px; margin: 0 0 18px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #008377cf;\"\u003eThis version (0010037346) — CIM cable:\u003c\/strong\u003e Designed for the \u003cstrong\u003eecoTEC plus\u003c\/strong\u003e range. The supplied CIM cable plugs into the CIM port on the underside of the boiler — delivering both power and eBUS communication through a single connection. \u003cstrong\u003eNo external plug socket, no separate power supply, no extra cabling required.\u003c\/strong\u003e The gateway mounts neatly below the boiler for a clean installation. For other Vaillant appliances, use the VR940F with VRA 42 adapter (MPN 0010038367) instead.\u003c\/div\u003e\n\u003c!-- Specs table --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding: 10px 12px; text-align: left; border: 1px solid #006b62;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eArticle number (MPN)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e0010037346\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eSupplied with\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eCIM cable (for ecoTEC plus single-cable installation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eRated voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e5 to 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003ePower supply class\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eES1 or PS1 — IEC 62368-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWi-Fi frequency band\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e2.4 GHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWi-Fi channels\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e1 – 13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWi-Fi encryption\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eWPA2-PSK, WPA3-Personal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eWi-Fi output (max. ERP)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e17.5 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eRF frequency bands (sub-GHz)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e868.0–868.6 MHz \/ 869.4–869.65 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eRF output @ 868 MHz (max. ERP)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e6.6 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eRF output @ 869 MHz (max. ERP)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e6.9 dBm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eIP assignment\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eDHCP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eBus line cable cross-section\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e≥ 0.75 mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eIP rating\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIP21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eProtection class\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eIII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eMax ambient temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e96 × 122 × 36mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eNet weight\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e0.351 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eGross weight (inc. packaging)\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003e0.540 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eErP control class\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eClass II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eConformity\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eUKCA \/ CE — PSTI compliant (29\/04\/2024)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 9px 12px; border: 1px solid #c8e6e3;\"\u003eVaillant Group UK, Nottingham Road, Belper, Derbyshire DE56 1JT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- Key features grid --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eSingle-cable CIM install on ecoTEC plus\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eOn the ecoTEC plus boiler range, the CIM cable connects into the dedicated port on the underside of the appliance — delivering both power and eBUS data through one connection. The gateway clips neatly below the boiler with no external socket, no loose cables, and no separate power adaptor required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eCompatible with all eBUS systems from 2006+\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eWorks with boilers, air source heat pumps (aroTHERM), ground source heat pumps (geoTHERM, flexoTHERM), and hybrid systems — any Vaillant eBUS appliance manufactured from 2006 onwards. For non-ecoTEC plus systems, the gateway is powered via a VRA 42 adapter or three-pin plug depending on the appliance (see compatibility table below).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003emyVAILLANT app — remote control \u0026amp; monitoring\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe homeowner app (iOS and Android) gives full remote control of heating schedules, temperature setpoints, and hot water programmes from anywhere. System status, energy reports, and fault alerts are accessible at a glance. Installers can access the \u003cstrong\u003emyVAILLANT Pro portal\u003c\/strong\u003e for remote diagnostics and optimisation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eAmazon Alexa \u0026amp; Apple HomeKit\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eThe gateway integrates natively with Amazon Alexa for voice control of heating and hot water, and with Apple HomeKit for inclusion in the Apple Home ecosystem — allowing automation, scenes, and Siri voice commands. Smart home integration is currently available for \u003cstrong\u003esingle heating zone systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003ePairs with the full senso thermostat range\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eCompatible with the \u003cstrong\u003esensoCOMFORT, sensoHOME, sensoROOM, sensoROOM pure\u003c\/strong\u003e and \u003cstrong\u003eVRC 700\u003c\/strong\u003e controllers. Supersedes the older SensoNET internet gateway, making it a direct upgrade for existing Vaillant-controlled systems. Note: ambiSENSE thermostats are \u003cstrong\u003enot\u003c\/strong\u003e compatible with the VR940F.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 16px;\"\u003e\n\u003cp style=\"margin: 0 0 5px; font-weight: bold; color: #008377cf; font-size: 14px;\"\u003eSecure cloud communication\u003c\/p\u003e\n\u003cp style=\"margin: 0; font-size: 13px;\"\u003eAll communication runs via Vaillant's cloud-to-cloud server over an encrypted 2.4 GHz Wi-Fi connection (WPA2-PSK \/ WPA3-Personal). IP assignment is via DHCP — no static IP configuration required. The gateway is also \u003cstrong\u003ePSTI Act compliant\u003c\/strong\u003e (UK Product Security and Telecommunications Infrastructure Act 2024).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Compatibility table --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003ePower Connection by Appliance Type\u003c\/h2\u003e\n\u003cp style=\"font-size: 13px; color: #555; margin-bottom: 12px;\"\u003eThe CIM cable (supplied with this version) works only on the ecoTEC plus. For all other appliances, an additional adapter is required and must be ordered separately.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 9px 12px; text-align: left; border: 1px solid #006b62;\"\u003eAppliance\u003c\/th\u003e\n\u003cth style=\"padding: 9px 12px; text-align: left; border: 1px solid #006b62;\"\u003ePower connection method\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #008377CF; color: #fff; font-weight: bold;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #006b62;\"\u003eecoTEC plus\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #006b62;\"\u003eCIM cable (supplied with this product) ✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eecoTEC plus (2012–2023), ecoTEC exclusive, ecoTEC pro, ecoTEC sustain, ecoFIT pure, ecoFIT sustain, ecoTEC 48\/64\/80\/100\/120\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eVRA 42 adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003earoTHERM plus with VWZ MEH 97\/6 or VIH QW 190\/6 hydraulic modules\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eVRA 42 adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003earoTHERM plus with VWZ AI VWL x\/6 MB2 module\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eThree-pin plug \/ AC adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003earoTHERM split (VWL 57\/5 IS, VWL 77\/5 IS, VWL 125\/5 IS hydraulic modules)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eVRA 42 adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003earoTHERM 2\/3 with VWZ AI VWL x\/2 A\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eThree-pin plug \/ AC adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003egeoTHERM mini\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eVRA 42 adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eflexoTHERM\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003eThree-pin plug \/ AC adapter (sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- VR940F variant table --\u003e\n\u003ch2 style=\"color: #fff; background: #008377CF; padding: 10px 16px; border-radius: 4px; font-size: 16px; margin: 28px 0 16px;\"\u003eVR940F Variant Selection\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 13px; margin-bottom: 24px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #008377CF; color: #fff;\"\u003e\n\u003cth style=\"padding: 9px 12px; text-align: left; border: 1px solid #006b62;\"\u003eArticle number\u003c\/th\u003e\n\u003cth style=\"padding: 9px 12px; text-align: left; border: 1px solid #006b62;\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #008377CF; color: #fff; font-weight: bold;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #006b62;\"\u003e0010037346 ✓\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #006b62;\"\u003emyVAILLANT connect with CIM cable — this product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003e0010038367\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003emyVAILLANT connect with VRA 42 adapter + power supply — for non-ecoTEC plus appliances\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003e0010038369\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003emyVAILLANT connect + sensoROOM (VRT51f) bundle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003e0010038370\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #c8e6e3;\"\u003emyVAILLANT connect + sensoHOME RF (VRT 380f) bundle\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- Warning box --\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f59e0b; padding: 12px 16px; margin: 0 0 24px; font-size: 14px; border-radius: 0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color: #b45309;\"\u003eImportant — ambiSENSE not compatible:\u003c\/strong\u003e The VR940F myVAILLANT connect is \u003cstrong\u003enot\u003c\/strong\u003e compatible with Vaillant's ambiSENSE thermostat system. Confirm thermostat compatibility before ordering — compatible controllers are the sensoCOMFORT, sensoHOME, sensoROOM, sensoROOM pure, and VRC 700. Smart home integration (Alexa, Apple HomeKit) is currently available for single heating zone systems only.\u003c\/div\u003e\n\u003c!-- Related products footer --\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 20px; border-radius: 4px; margin-top: 32px; font-size: 14px; line-height: 1.9;\"\u003e\n\u003cstrong\u003eRelated Products:\u003c\/strong\u003e\u003cbr\u003eVaillant VR940F with VRA 42 (0010038367) | Vaillant VRA 42 Adapter | Vaillant sensoROOM (VRT 51f) | Vaillant sensoHOME RF (VRT 380f) | Vaillant sensoCOMFORT | Vaillant ecoTEC plus Boiler Range | Vaillant aroTHERM plus Heat Pump\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":63900153348445,"sku":"10037346","price":155.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/0010037346-myvaillant-connect-internet-gateway-vr940f.jpg?v=1773813835"},{"product_id":"vaillant-sensocomfort-vrc720f-wireless-rf-multi-zone-room-thermostat-with-outdoor-sensor","title":"Vaillant sensoCOMFORT VRC720f Wireless Room Thermostat | 0020260937 | Multi-Zone","description":"\u003c!-- SEO Product Name: Vaillant sensoCOMFORT VRC720f Wireless Room Thermostat | 0020260937 | Multi-Zone --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px;\"\u003e\n\u003cp style=\"margin: 0 0 16px 0; line-height: 1.6;\"\u003eThe \u003cstrong\u003eVaillant sensoCOMFORT VRC720f (MPN 0020260937)\u003c\/strong\u003e is a wireless, weather-compensating system control for multi-zone Vaillant heating installations. Supplied as a complete kit with a \u003cstrong\u003ewireless master thermostat, receiver module and wired outdoor temperature sensor\u003c\/strong\u003e, it's built for gas, hybrid and renewable (heat pump) systems that need more sophisticated control than a single-zone room thermostat can offer.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 20px 0; line-height: 1.6;\"\u003eOperating over Vaillant's proprietary \u003cstrong style=\"color: #008377cf;\"\u003eeBUS communication protocol\u003c\/strong\u003e, the sensoCOMFORT RF automatically detects connected eBUS components during a \u003cstrong\u003eguided commissioning routine\u003c\/strong\u003e, proposing pre-defined settings so installers no longer need to manually configure every part of the system. The included outdoor sensor delivers \u003cstrong\u003eweather-compensated control\u003c\/strong\u003e as standard, continuously adjusting boiler flow temperature to match outdoor conditions for consistent comfort at maximum efficiency.\u003c\/p\u003e\n\u003c!-- Stat strip --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 12px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e3 Zones\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Heating Circuits\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e20 Rooms\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eWith ambiSENSE TRVs\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e≤100m\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eOutdoor Comms Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003eErP Class 6\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eEfficiency Contribution\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e7 Boilers\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eMax Cascade\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 130px; background: #f4faf9; border: 1px solid #008377CF; border-radius: 8px; padding: 14px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 22px; font-weight: bold; color: #008377cf;\"\u003e175×109mm\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #333;\"\u003eThermostat (W×H)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Callouts --\u003e\u003c!-- Feature grid --\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eGuided Commissioning\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eThe system \u003cstrong\u003eautomatically detects connected eBUS components\u003c\/strong\u003e and proposes pre-defined settings, removing the need to manually configure each part of the installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eWeather Compensation\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eThe included \u003cstrong\u003eoutdoor sensor automatically adjusts boiler flow temperature\u003c\/strong\u003e based on outside conditions, keeping the home comfortable while running the system at its most efficient point.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eLoad Compensation as Standard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eBuilt-in \u003cstrong\u003eload compensation keeps the boiler modulating at lower, more efficient temperatures\u003c\/strong\u003e as the target room temperature is approached, rather than cycling on and off at full output.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eEnergy Dashboard\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eProvides \u003cstrong\u003einsight into energy consumption over a two-year period\u003c\/strong\u003e, including an overview of renewable energy gain where a Vaillant heat pump forms part of the system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eMulti-Zone Control\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003eSupports \u003cstrong\u003eup to three wireless heating zones\u003c\/strong\u003e, with additional VR 92f room thermostats available to control individual zones as the system grows.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 260px; border: 1px solid #ddd; border-radius: 8px; padding: 16px; background: #fff;\"\u003e\n\u003cdiv style=\"color: #008377cf; font-weight: bold; margin-bottom: 6px;\"\u003eApp Control Ready\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; line-height: 1.5; color: #333;\"\u003ePaired with the \u003cstrong\u003emyVAILLANT connect internet gateway (sold separately)\u003c\/strong\u003e, the system can be managed remotely via the myVAILLANT app for heating and hot water control on the go.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- Spec table --\u003e\n\u003cdiv style=\"border: 1px solid #ddd; border-radius: 8px; overflow: hidden; margin: 0 0 24px 0;\"\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eSystem Capability\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Heating Zones\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e3 (wireless)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Individually Controlled Rooms (with ambiSENSE)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e20\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Boiler Cascade\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e7\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eCommunication Protocol\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eeBUS (Vaillant proprietary)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003ePhysical (Thermostat)\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eDimensions (H × W × D)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e109 × 175 × 27 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003ePower Supply\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eeBUS 24V\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eCurrent Consumption\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e\u0026lt;50 mA\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eLevel of Protection\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eIP20\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eAdjustable Temperature Range\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e5–30°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Ambient Temperature\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e45°C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eWireless Performance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eTransmission Frequency\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e868.0–868.6 MHz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Transmission Power\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e\u0026lt;25 mW\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Communication Range (Outdoor)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e≤100 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMaximum Communication Range (Indoor)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e≤25 m\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eWiring \u0026amp; Installation\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eFrequency (Mains)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e50\/60 Hz\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMinimum Cross-Section, Connection Lines\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e1.5 mm²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eMinimum Cross-Section, eBUS \u0026amp; Sensor Wire\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0.75 mm²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 10px 16px;\"\u003eEfficiency \u0026amp; Compliance\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Class\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e6\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eErP Contribution\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e4%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px; background: #f9f9f9; border-bottom: 1px solid #eee;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eManufacturer Part Number (MPN)\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003e0020260937\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; padding: 10px 16px;\"\u003e\n\u003cdiv style=\"flex: 1; color: #555;\"\u003eSupplied With\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; font-weight: 600;\"\u003eWireless master thermostat, receiver module, wired outdoor temperature sensor\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"margin: 0 0 8px 0;\"\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat's the difference between the wired sensoCOMFORT and this wireless RF version?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe \u003cstrong\u003ewired sensoCOMFORT supports up to 5 heating zones\u003c\/strong\u003e, while the \u003cstrong\u003ewireless sensoCOMFORT RF (this product) supports up to 3\u003c\/strong\u003e. The wireless version is well suited to retrofit installations where running new cabling to a thermostat location isn't practical.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eIs the outdoor sensor included, or sold separately?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe \u003cstrong\u003eoutdoor sensor is included as standard\u003c\/strong\u003e in this kit, alongside the wireless master thermostat and receiver module, enabling weather-compensated control straight out of the box.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eCan I control more than three zones with additional accessories?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe wireless sensoCOMFORT RF is limited to \u003cstrong\u003e3 heating zones maximum\u003c\/strong\u003e. Individual rooms within a zone can be further controlled using \u003cstrong\u003eVaillant ambiSENSE thermostatic radiator valves\u003c\/strong\u003e, extending control down to room level — up to 20 rooms — without adding another heating zone.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px; margin-bottom: 8px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eDo I need the myVAILLANT connect gateway to use this thermostat?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eNo, the sensoCOMFORT RF operates fully as a standalone system control. The \u003cstrong\u003emyVAILLANT connect internet gateway is an optional add-on\u003c\/strong\u003e, needed only if remote app control and monitoring via the myVAILLANT app is wanted.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"border: 1px solid #ddd; border-radius: 6px;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #fff; padding: 12px 16px; font-weight: 600; cursor: pointer; border-radius: 6px;\"\u003eWhat types of heating systems is this compatible with?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; line-height: 1.6;\"\u003eThe sensoCOMFORT RF is compatible with \u003cstrong\u003eVaillant's gas boiler, hybrid, and renewable heat pump systems\u003c\/strong\u003e that support the eBUS communication protocol, making it suitable for multi-zone gas-fuelled, hybrid, or fully renewable installations.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":63900392980829,"sku":"0020260937","price":370.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantsensoCOMFORTVRC720FWirelessRFMulti-ZoneRoomThermostatwithOutdoorSensor.jpg?v=1773817799"},{"product_id":"vaillant-arotherm-45-litre-wall-hung-buffer-vessel-for-air-source-heat-pumps","title":"Vaillant aroTHERM 45 Litre Wall-Hung Buffer Vessel for Air Source Heat Pumps","description":"\u003cdiv style=\"font-size: 16px; line-height: 1.6; color: #1a1a1a; max-width: 900px; margin: 0 auto; font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;\"\u003e\n\u003cp style=\"font-size: 17px; line-height: 1.65; margin: 0 0 18px 0;\"\u003eThe \u003cstrong\u003eVaillant aroTHERM 45 Litre Buffer Vessel\u003c\/strong\u003e (article number \u003cstrong\u003e0010038365\u003c\/strong\u003e) is a \u003cstrong\u003ewall-hung 45-litre buffer tank\u003c\/strong\u003e engineered specifically for the Vaillant \u003cstrong\u003earoTHERM plus air-source heat pump range\u003c\/strong\u003e. It provides the additional system water volume the heat pump needs to \u003cstrong\u003eprotect against short-cycling, ensure clean defrost cycles\u003c\/strong\u003e and maintain stable flow temperatures — improving seasonal efficiency and component life.\u003c\/p\u003e\n\u003cp style=\"font-size: 17px; line-height: 1.65; margin: 0 0 22px 0;\"\u003eSupplied as a complete pack with the buffer, \u003cstrong\u003efour 28 mm conversion fittings\u003c\/strong\u003e for direct connection to standard UK heating pipework, and a \u003cstrong\u003eVR 10 NTC temperature sensor\u003c\/strong\u003e that fits the buffer's integral sensor pocket. The vessel features \u003cstrong\u003esix G 1¼\" connections\u003c\/strong\u003e for hybrid, cascade and decoupled-buffer layouts, \u003cstrong\u003efactory-fitted insulation\u003c\/strong\u003e achieving an \u003cstrong\u003eErP class B\u003c\/strong\u003e standing-loss rating, and a tidy outer case for a clean installed finish.\u003c\/p\u003e\n\u003cdiv style=\"margin: 0 0 24px 0;\"\u003e\n\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003earoTHERM plus Compatible\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e45 L Capacity\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003e6 × G 1¼\" Tappings\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eSensor Pocket\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eWall-Hung\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eErP Class B\u003c\/span\u003e\u003cspan style=\"display: inline-block; background: #008377CF; color: #fff; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; margin: 0 6px 8px 0;\"\u003eVR 10 Sensor Included\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(140px,1fr)); gap: 12px; margin: 0 0 26px 0;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e45 L\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eBUFFER VOLUME\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003e6 + 1\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eTAPPINGS + SENSOR PORT\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003eG 1¼\"\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eCONNECTION SIZE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003eErP B\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eSTANDING-LOSS CLASS\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 16px 12px; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 26px; font-weight: bold; color: #005c54; line-height: 1;\"\u003eWall-Hung\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #4a5a5a; margin-top: 6px; font-weight: 600; letter-spacing: 0.3px;\"\u003eMOUNTING\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff5f5; border-left: 4px solid #d32f2f; padding: 12px 18px; margin: 0 0 14px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #b71c1c;\"\u003eProfessional installation required.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eHeat pump system component — must be installed and commissioned by a Vaillant-trained or MCS-registered heat pump engineer in line with the aroTHERM plus installation manual. Pairing with non-Vaillant heat pumps is not supported and will likely void warranty conditions on the system controller.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fff8e1; border-left: 4px solid #f57c00; padding: 12px 18px; margin: 0 0 14px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #e65100;\"\u003eHybrid \u0026amp; cascade systems.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eThe six G 1¼\" tappings allow the buffer to be configured as a \u003cstrong\u003edecoupled 4-pipe buffer, return volumiser, hybrid buffer or cascade header\u003c\/strong\u003e. Refer to the aroTHERM plus Installer's Quick Guide for the four supported flow-and-return layouts (A–D).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #e6f4f3; border-left: 4px solid #008377; padding: 12px 18px; margin: 0 0 26px 0; border-radius: 4px;\"\u003e\n\u003cstrong style=\"color: #005c54;\"\u003eTypical application.\u003c\/strong\u003e \u003cspan style=\"color: #3a3a3a;\"\u003eDomestic and light-commercial aroTHERM plus installs where a buffer is required to meet minimum-system-volume requirements, guarantee defrost performance, or hydraulically separate the heat pump from a zoned emitter circuit — particularly common on TRV-controlled radiator systems and multi-zone underfloor heating.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eKey Features\u003c\/div\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 14px; margin: 0 0 28px 0;\"\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eDesigned for aroTHERM plus\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eEngineered specifically for the Vaillant \u003cstrong\u003earoTHERM plus range\u003c\/strong\u003e (3.5 \/ 5 \/ 7 \/ 10 \/ 12 kW). Fitting and connection sizes match the published aroTHERM plus hydraulic schematics out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eSix Connection Tappings\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eSix \u003cstrong\u003eG 1¼\"\u003c\/strong\u003e tappings allow flexible system design — hybrid layouts linking heat pump and a second heat source, four-pipe decoupled buffers, return volumisers, or cascade headers across multiple aroTHERM plus units.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eVR 10 Sensor Included\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eSupplied with a genuine \u003cstrong\u003eVaillant VR 10 NTC temperature sensor\u003c\/strong\u003e that fits the integral sensor pocket — feeding accurate buffer-tank temperature back to the aroTHERM controller for tighter heat-pump output modulation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eFour 28 mm Conversion Fittings\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eThe pack includes \u003cstrong\u003efour conversion fittings\u003c\/strong\u003e stepping the G 1¼\" tappings down to \u003cstrong\u003e28 mm compression\u003c\/strong\u003e — the standard primary pipework size on aroTHERM plus installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eWall-Hung \u0026amp; Insulated\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003e\u003cstrong\u003eWall-mounted format\u003c\/strong\u003e keeps the plant-room footprint small, and \u003cstrong\u003efactory-fitted insulation\u003c\/strong\u003e in a smart outer case keeps standing losses to ErP class B levels with no field-applied lagging required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 8px; padding: 18px;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; color: #005c54; padding-bottom: 6px; border-bottom: 2px solid #008377; display: inline-block; margin-bottom: 10px;\"\u003eHybrid System Ready\u003c\/div\u003e\n\u003cp style=\"margin: 0; font-size: 14.5px; line-height: 1.55; color: #2a2a2a;\"\u003eUse the buffer to \u003cstrong\u003elink two heat sources\u003c\/strong\u003e (heat pump plus boiler or solar thermal) into one heating circuit — the foundation for a properly hydraulically-separated hybrid system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eTechnical Specifications\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 0 0 28px 0; font-size: 14.5px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eVaillant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eProduct\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003earoTHERM 45 litre buffer vessel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eArticle number (MPN)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e0010038365\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eBuffer capacity\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e45 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eFormat\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eWall-hung\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eNumber of connections\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003e6 × G 1¼\" + 1 × G ½\" sensor pocket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eConnection size\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eG 1¼\" (with 4 × 28 mm conversion fittings supplied)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eHeat pump compatibility\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eVaillant aroTHERM plus 3.5 \/ 5 \/ 7 \/ 10 \/ 12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eSystem layouts supported\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eDecoupled 4-pipe buffer, return volumiser, hybrid buffer, cascade header\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eInsulation\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eFactory-fitted, high-performance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eErP standing-loss class\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eSensor included\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eVR 10 NTC temperature sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003ePackage contents\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eBuffer + 4 × 28 mm conversion fittings + VR 10 sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eApproximate dimensions (H × W × D)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eApprox. 939 × 467 × 365 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #f0faf9;\"\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3; font-weight: 600; width: 45%;\"\u003eWeight (net)\u003c\/td\u003e\n\u003ctd style=\"padding: 11px 14px; border: 1px solid #c8e6e3;\"\u003eApprox. 20 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 12px 20px; margin: 28px 0 16px 0; border-radius: 6px; font-size: 18px; font-weight: bold; letter-spacing: 0.3px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eWhy does an aroTHERM plus need a buffer vessel?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eHeat pumps work most efficiently when they run for long, steady cycles. If the system water volume is too small, the heat pump can \u003cstrong\u003eshort-cycle\u003c\/strong\u003e — switching on and off rapidly, wearing components and reducing efficiency. A buffer adds the necessary volume so the compressor can run a sensible minimum cycle, ensures there's enough water on the system side for a clean \u003cstrong\u003edefrost cycle\u003c\/strong\u003e, and hydraulically separates the heat pump from TRV-controlled or zoned circuits where flow can change abruptly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eCan I use it with a non-Vaillant heat pump?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eVaillant supplies and warranties this product specifically as part of the aroTHERM plus system. \u003cstrong\u003eUse with another manufacturer's heat pump is not supported\u003c\/strong\u003e, and the included VR 10 sensor is intended for the Vaillant controller's input rather than third-party controls.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 10px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eWhich system layout should I use?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eThe aroTHERM plus Installer's Quick Guide shows four buffer configurations: \u003cstrong\u003e(A) decoupled 4-pipe heat-pump buffer\u003c\/strong\u003e, \u003cstrong\u003e(B) buffer as return volumiser\u003c\/strong\u003e, \u003cstrong\u003e(C) hybrid with decoupled buffer\u003c\/strong\u003e, and \u003cstrong\u003e(D) hybrid using heat pump for system circulation\u003c\/strong\u003e. Choose based on whether the system is heat-pump only or hybrid, and whether the heat pump or a separate system pump handles emitter-side circulation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #f0faf9; border: 1px solid #c8e6e3; border-radius: 6px; padding: 14px 18px; margin: 0 0 26px 0;\"\u003e\n\u003csummary style=\"font-weight: 600; color: #005c54; cursor: pointer; font-size: 15.5px;\"\u003eAre the fittings supplied with the buffer?\u003c\/summary\u003e\n\u003cp style=\"margin: 12px 0 0 0; font-size: 14.5px; line-height: 1.6;\"\u003eYes — the pack includes the buffer, \u003cstrong\u003efour 28 mm conversion fittings\u003c\/strong\u003e for the G 1¼\" tappings, and a \u003cstrong\u003eVR 10 temperature sensor\u003c\/strong\u003e. Additional sensors, ball-filter valves and low-loss headers are available separately as Vaillant aroTHERM accessories.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"background: #008377CF; color: #fff; padding: 16px 22px; border-radius: 6px; margin: 30px 0 0 0; text-align: center;\"\u003e\n\u003cdiv style=\"font-size: 16px; font-weight: bold; margin-bottom: 6px;\"\u003ePair It With\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; opacity: 0.95;\"\u003eThe Vaillant \u003cstrong\u003earoTHERM plus\u003c\/strong\u003e heat pump range, \u003cstrong\u003euniSTOR\u003c\/strong\u003e heat-pump cylinders, \u003cstrong\u003eWH40 \/ WH95 low-loss headers\u003c\/strong\u003e and the \u003cstrong\u003e28 mm ball filter valve\u003c\/strong\u003e — all available as genuine Vaillant accessories from Quality Heating.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":64535494361437,"sku":"10038365","price":730.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERM45LitreWall-HungBufferVesselforAirSourceHeatPumps0010038365.webp?v=1777291204"},{"product_id":"vaillant-unistor-pure-pre-plumbed-heat-pump-cylinder-150l-300l","title":"Vaillant uniSTOR PURE Pre-Plumbed Heat Pump Cylinder 150L–300L","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- INTRO --\u003e\n  \u003cp\u003eThe \u003cstrong\u003eVaillant uniSTOR PURE Pre-Plumbed Heat Pump Cylinder\u003c\/strong\u003e is a \u003cstrong\u003ehigh-recovery, stainless steel unvented hot water cylinder\u003c\/strong\u003e engineered to work in harmony with Vaillant air-source and ground-source heat pumps. Available in \u003cstrong\u003e150, 175, 210, 250 and 300 litres\u003c\/strong\u003e, every uniSTOR PURE Pre-Plumbed model arrives with \u003cstrong\u003efactory-installed pipework\u003c\/strong\u003e, a tundish, a three-way motorised valve and an unvented cylinder kit already fitted — dramatically reducing on-site labour time and removing the risk of incorrect assembly. The \u003cstrong\u003eexternal expansion vessel\u003c\/strong\u003e is supplied and connects to the clearly labelled, front-facing connection panel, giving installers maximum flexibility when positioning the vessel to suit the plant room layout.\u003c\/p\u003e\n  \u003cp\u003eBuilt around Vaillant's \u003cstrong\u003elarge-diameter smooth-bore coil technology\u003c\/strong\u003e, the uniSTOR PURE delivers \u003cstrong\u003ecoil ratings from 21.7 kW (150 L) up to 52.5 kW (300 L)\u003c\/strong\u003e, maximising heat transfer from the connected heat pump for faster re-heat and consistently high hot-water performance. \u003cstrong\u003eThermal-injected polyurethane insulation combined with vacuum panels\u003c\/strong\u003e keeps standby losses as low as 1.8 kWh\/24 h, whilst the \u003cstrong\u003e100% recyclable stainless steel tank\u003c\/strong\u003e carries a \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e backed by a 2-year parts and labour warranty on all other components.\u003c\/p\u003e\n\n  \u003c!-- STAT STRIP --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eCapacities: 150–300 L\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e25yr\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eAnti-Corrosion Guarantee\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e\u0026lt;5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eGWP (Global Warming Potential)\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003eB\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eEnergy Efficiency Class (A+–F)\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e85°C\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eMax DHW Operating Temp\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: RED - INSTALLER REQUIREMENT --\u003e\n  \u003cdiv style=\"background:#fff5f5;border-left:5px solid #cc0000;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#cc0000;\"\u003e⚠ Installer Requirement\u003c\/strong\u003e\u003cbr\u003e\n    Installation, commissioning and servicing must be carried out by a \u003cstrong\u003eG3-qualified competent person\u003c\/strong\u003e in accordance with Building Regulations (England \u0026amp; Wales) and the Benchmark Commissioning Checklist. All installations must be notified to Local Area Building Control or via a Competent Persons Scheme. Annual inspection is recommended to maintain safety, efficiency and warranty validity.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: AMBER - COMPATIBILITY NOTE --\u003e\n  \u003cdiv style=\"background:#fffbea;border-left:5px solid #e6a817;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#b37d00;\"\u003e⚠ Compatibility \u0026amp; Sizing Note\u003c\/strong\u003e\u003cbr\u003e\n    The uniSTOR PURE Pre-Plumbed range is \u003cstrong\u003edesigned primarily for use with Vaillant heat pumps\u003c\/strong\u003e (aroTHERM plus, aroTHERM split, flexoTHERM). The \u003cstrong\u003e250 L and 300 L models feature an increased coil size\u003c\/strong\u003e for compatibility with a wider range of ground-source heat pump systems. Always verify cylinder sizing against the connected heat pump output using the Vaillant compatibility matrix before specification. This cylinder must be installed in a \u003cstrong\u003edry, permanently frost-free room\u003c\/strong\u003e and must never be transported horizontally.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: TEAL - PRE-PLUMBED INFO --\u003e\n  \u003cdiv style=\"background:#e6f4f3;border-left:5px solid #008377CF;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ What \"Pre-Plumbed\" Means\u003c\/strong\u003e\u003cbr\u003e\n    The uniSTOR PURE Pre-Plumbed model ships with the \u003cstrong\u003etundish, three-way motorised valve and unvented cylinder kit factory-fitted\u003c\/strong\u003e. The \u003cstrong\u003eexpansion vessel is supplied separately\u003c\/strong\u003e and connects to the external port (the PURE version uses an external expansion vessel — see uniSTOR PLUS for the internal \"bubble top\" alternative). Labelled, \u003cstrong\u003efront-facing connections\u003c\/strong\u003e and a mounting plate for controls simplify installation in tight plant rooms and reduce commissioning time.\n  \u003c\/div\u003e\n\n  \u003c!-- FEATURES GRID --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eKey Features \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;padding:16px 0;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003ePre-Plumbed Factory Assembly\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe \u003cstrong\u003etundish, three-way motorised valve and unvented cylinder kit are pre-installed at the factory\u003c\/strong\u003e, saving significant on-site time. Front-facing, clearly labelled connections and a dedicated controls mounting plate ensure a neat, professional installation even in restricted plant rooms.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLarge-Diameter Smooth-Bore Coil\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eVaillant's \u003cstrong\u003esmooth-bore coil technology\u003c\/strong\u003e maximises heat exchange surface area (up to 2.8 m² on the 300 L model) for \u003cstrong\u003efaster re-heat times and quieter operation\u003c\/strong\u003e. The smooth bore design inhibits limescale build-up and promotes automatic de-scaling, protecting long-term efficiency without chemical treatment.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eThermal-Injected PU + Vacuum Insulation\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eThermal-injected polyurethane insulation combined with vacuum panels\u003c\/strong\u003e achieves standby losses as low as 1.8 kWh\/24 h — among the lowest in class. This superior insulation keeps stored water hot throughout the day, reducing the frequency of re-heat cycles and cutting running costs for the homeowner.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eExternal Expansion Vessel (PURE)\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe PURE variant uses an \u003cstrong\u003eexternal expansion vessel supplied with the cylinder\u003c\/strong\u003e (12–25 L depending on model). This configuration allows the installer to position the vessel above or below the cylinder to best suit the available space, offering greater flexibility during system design.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eFactory-Fitted Immersion Heater\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003e3.0 kW factory-fitted immersion heater\u003c\/strong\u003e (13 A, 1.5 mm² cable) provides emergency backup hot water if the primary heat source is temporarily unavailable. The immersion is accessible via a ¾\" BSP boss and includes an adjustable thermostat, meeting G3 unvented requirements.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003e100% Recyclable Stainless Steel Tank\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe inner cylinder is manufactured from \u003cstrong\u003ehigh-grade 100% recyclable stainless steel\u003c\/strong\u003e with an ultra-hard-wearing outer shell and carries Vaillant's \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e. A 2-year parts and labour warranty covers all other components, making this one of the most comprehensively guaranteed cylinders available.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLow Environmental Impact\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003euniSTOR PURE cylinders carry a \u003cstrong\u003eGlobal Warming Potential (GWP) of less than 5 and zero ozone depletion potential\u003c\/strong\u003e, thanks to the thermal-injected insulation formulation. Combined with the recyclable stainless steel tank, this makes the uniSTOR one of the most environmentally responsible cylinders in its class.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eAdjustable Feet \u0026amp; Automatic Air Vent\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eAdjustable levelling feet\u003c\/strong\u003e simplify installation on uneven floors, while the \u003cstrong\u003efactory-fitted automatic air vent\u003c\/strong\u003e eliminates the need for a separate manual vent during commissioning. A drain valve is also pre-fitted on the cylinder body, contributing to a clean and complete installation.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eMCS-Compatible \u0026amp; Benchmark Compliant\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eVaillant is a \u003cstrong\u003elicensed Benchmark Scheme member\u003c\/strong\u003e and a full member of the \u003cstrong\u003eHot Water Association (HWA)\u003c\/strong\u003e. The uniSTOR PURE is CE and UKCA marked and meets the requirements of \u003cstrong\u003eEN 12897:2016\u003c\/strong\u003e. It is compatible with MCS-certified heat pump installations and suitable for BUS (Boiler Upgrade Scheme) grant-funded projects.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- VARIANT TABLE — MPN --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eVariant Reference — uniSTOR PURE Pre-Plumbed\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eCapacity\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eVaillant Article No. (MPN)\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eModel Code\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eEnergy Class\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eDiameter (mm)\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eHeight (mm)\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e150 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011517\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 150\/5 B ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e175 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011518\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 175\/5 B ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,265\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e210 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011519\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 210\/5 C ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,535\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e250 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011520\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 250\/5 C ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,535\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e300 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011521\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 300\/5 C ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,745\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- SPEC TABLE --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eTechnical Specifications — Pre-Plumbed PURE Range\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eSpecification\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e150 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e175 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e210 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e250 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e300 L\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eTotal Tank Capacity (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~148\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~175\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~210\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~249\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~289\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHot Water Draw-Off (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~127\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~155\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~173\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~211\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~231\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandby Losses (kWh\/24h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.0–1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.6\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCoil Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e21.7\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~24\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e26.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e40.7\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e52.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeat Exchanger Surface (m²)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e2.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e2.8\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003ePrimary Flow Rate (L\/h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,300\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax DHW Operating Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax Heat Circuit Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eImmersion Heater Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e3.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e3.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e3.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e3.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e3.0\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eExpansion Vessel (L, supplied)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e12\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e12–18\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e18\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e25\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e25\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eOuter Diameter with Insulation (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCold \/ Hot Water Connection\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eInsulation Thickness (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e40–50\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003eEN 12897:2016 | CE \u0026amp; UKCA Marked | Benchmark Compliant | HWA Member\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"font-size:13px;color:#555;margin-top:6px;\"\u003e* Approximate values for 175L based on comparable range data. Full specifications for 150L derived from slimline pre-plumbed variant data. Always consult the current Vaillant technical brochure for your specific model before specification.\u003c\/p\u003e\n\n  \u003c!-- FAQ --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is the difference between the uniSTOR PURE and uniSTOR PLUS?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe key difference is the expansion vessel arrangement. The \u003cstrong\u003euniSTOR PURE uses an external expansion vessel\u003c\/strong\u003e that is supplied with the cylinder and connected to the externally accessible port — offering flexibility in vessel positioning. The \u003cstrong\u003euniSTOR PLUS incorporates an internal \"bubble top\" expansion vessel\u003c\/strong\u003e, which creates a neater and more compact installation particularly suited to tight plant rooms or airing cupboards. Both are available in pre-plumbed and standard (non-pre-plumbed) variants and share the same core stainless steel cylinder, coil technology and guarantee terms.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat does pre-plumbed mean, and what comes already fitted?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003ePre-plumbed means the cylinder ships with key components \u003cstrong\u003efactory-installed to save installation time and reduce on-site errors\u003c\/strong\u003e. On the uniSTOR PURE Pre-Plumbed, the following are pre-fitted: the \u003cstrong\u003etundish\u003c\/strong\u003e, \u003cstrong\u003ethree-way motorised valve\u003c\/strong\u003e, \u003cstrong\u003eunvented cylinder kit\u003c\/strong\u003e, and all labelled front-facing pipe connections. The \u003cstrong\u003eexpansion vessel is supplied separately\u003c\/strong\u003e for external connection. A mounting plate for heat pump controls is also included.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhich Vaillant heat pumps is the uniSTOR PURE Pre-Plumbed compatible with?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe uniSTOR PURE Pre-Plumbed is \u003cstrong\u003edesigned to work with the full Vaillant domestic heat pump range\u003c\/strong\u003e, including the \u003cstrong\u003earoTHERM plus\u003c\/strong\u003e (3.5–12 kW), \u003cstrong\u003earoTHERM split\u003c\/strong\u003e (3.5–12 kW), and \u003cstrong\u003eflexoTHERM\u003c\/strong\u003e ground-source heat pump (5–19 kW). The 250 L and 300 L models have an enlarged coil specifically to support the higher output of \u003cstrong\u003eground-source heat pump systems\u003c\/strong\u003e. Consult the Vaillant cylinder compatibility matrix to match the correct cylinder capacity to the heat pump output.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eIs the uniSTOR PURE Pre-Plumbed eligible for the Boiler Upgrade Scheme (BUS) grant?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe Boiler Upgrade Scheme grant is awarded for the installation of a qualifying heat pump, not the cylinder itself. However, the \u003cstrong\u003euniSTOR PURE Pre-Plumbed is compatible with Vaillant MCS-certified heat pumps\u003c\/strong\u003e used in BUS grant applications. The cylinder must be installed as part of a complete, G3-compliant unvented system by a qualified installer. Always verify BUS eligibility requirements with the Ofgem guidance current at the time of application.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat guarantee does the uniSTOR PURE Pre-Plumbed carry?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eVaillant provides a \u003cstrong\u003e25-year anti-corrosion guarantee on the stainless steel inner tank\u003c\/strong\u003e and a \u003cstrong\u003e2-year parts and labour warranty on all other components\u003c\/strong\u003e. To maintain the full warranty, the cylinder must be installed by a competent, G3-qualified person, commissioned in accordance with the Benchmark Checklist, and serviced annually. The Benchmark Checklist must be completed and signed at commissioning and retained by the homeowner.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;border-radius:0 0 6px 6px;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhich capacity uniSTOR PURE Pre-Plumbed should I choose?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eAs a general guide: \u003cstrong\u003e150 L\u003c\/strong\u003e suits 1–2 bedroom homes with 1 bathroom; \u003cstrong\u003e175–210 L\u003c\/strong\u003e is suitable for 3-bedroom homes with 1–2 bathrooms; \u003cstrong\u003e250 L\u003c\/strong\u003e suits larger 3–4 bedroom properties; and \u003cstrong\u003e300 L\u003c\/strong\u003e is recommended for properties with 4+ bedrooms, multiple bathrooms or higher hot-water demand. Always use the Vaillant compatibility matrix alongside your specific heat pump model to confirm the optimum cylinder size for your project.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"150L PURE Pre-Plumbed","offer_id":64701087220061,"sku":"8000011517","price":1695.0,"currency_code":"GBP","in_stock":true},{"title":"175L PURE Pre-Plumbed","offer_id":64701087252829,"sku":"8000011518","price":1795.0,"currency_code":"GBP","in_stock":true},{"title":"210L PURE Pre-Plumbed","offer_id":64701087285597,"sku":"8000011519","price":1895.0,"currency_code":"GBP","in_stock":true},{"title":"250L PURE Pre-Plumbed","offer_id":64701087318365,"sku":"8000011520","price":1995.0,"currency_code":"GBP","in_stock":true},{"title":"300L PURE Pre-Plumbed","offer_id":64701087416669,"sku":"8000011521","price":2100.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant-uniSTOR-PURE-HP-Pre-Plumbed-150-Litre-Cylinder-8000011517.jpg?v=1778839858"},{"product_id":"vaillant-unistor-plus-pre-plumbed-heat-pump-cylinder-150l-300l","title":"Vaillant uniSTOR PLUS Pre-Plumbed Heat Pump Cylinder 150L–300L","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- INTRO --\u003e\n  \u003cp\u003eThe \u003cstrong\u003eVaillant uniSTOR PLUS Pre-Plumbed Heat Pump Cylinder\u003c\/strong\u003e is the \u003cstrong\u003einternal-expansion, factory pre-plumbed variant\u003c\/strong\u003e of Vaillant's premium high-recovery cylinder range. Available in \u003cstrong\u003e150, 175, 210, 250 and 300 litres\u003c\/strong\u003e, every uniSTOR PLUS Pre-Plumbed model combines a \u003cstrong\u003efactory-integrated internal \"bubble top\" expansion vessel\u003c\/strong\u003e with a pre-assembled connection panel — the \u003cstrong\u003etundish, three-way motorised valve and unvented cylinder kit are all factory-fitted\u003c\/strong\u003e — delivering the fastest and neatest possible installation. The internal vessel eliminates the need for a separate external expansion vessel entirely, making this the ideal choice for airing cupboards, utility rooms and compact plant rooms where every centimetre counts.\u003c\/p\u003e\n  \u003cp\u003eBuilt around Vaillant's \u003cstrong\u003elarge-diameter smooth-bore coil technology\u003c\/strong\u003e, the uniSTOR PLUS Pre-Plumbed delivers \u003cstrong\u003ecoil ratings up to 52.5 kW\u003c\/strong\u003e, with all connections front-facing and clearly labelled. \u003cstrong\u003eThermal-injected polyurethane insulation combined with vacuum panels\u003c\/strong\u003e keeps standby losses as low as 1.0 kWh\/24 h, while the \u003cstrong\u003e100% recyclable stainless steel inner tank\u003c\/strong\u003e carries a \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e backed by a 2-year parts and labour warranty on all other components.\u003c\/p\u003e\n\n  \u003c!-- STAT STRIP --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eCapacities: 150–300 L\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003eInternal\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eExpansion Vessel (Bubble Top)\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e25yr\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eAnti-Corrosion Guarantee\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e\u0026lt;5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eGWP (Global Warming Potential)\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e85°C\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eMax DHW Operating Temp\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: RED - INSTALLER REQUIREMENT --\u003e\n  \u003cdiv style=\"background:#fff5f5;border-left:5px solid #cc0000;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#cc0000;\"\u003e⚠ Installer Requirement\u003c\/strong\u003e\u003cbr\u003e\n    This is an \u003cstrong\u003eunvented hot water cylinder\u003c\/strong\u003e. Installation, commissioning and servicing must be carried out exclusively by a \u003cstrong\u003eG3-qualified competent person\u003c\/strong\u003e, in full compliance with Building Regulations (England \u0026amp; Wales) Part G and the Benchmark Commissioning Checklist. The \u003cstrong\u003einternal expansion vessel pre-charge pressure must be checked and set\u003c\/strong\u003e to system design requirements during commissioning. All installations must be notified to Local Area Building Control or via a Competent Persons Scheme.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: AMBER - COMPATIBILITY NOTE --\u003e\n  \u003cdiv style=\"background:#fffbea;border-left:5px solid #e6a817;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#b37d00;\"\u003e⚠ Compatibility, Sizing \u0026amp; Transport\u003c\/strong\u003e\u003cbr\u003e\n    The uniSTOR PLUS Pre-Plumbed is \u003cstrong\u003eoptimised for use with Vaillant heat pumps\u003c\/strong\u003e (aroTHERM plus, aroTHERM split, flexoTHERM). The \u003cstrong\u003e250 L and 300 L models feature an enlarged coil\u003c\/strong\u003e for compatibility with higher-output ground-source systems. Always verify sizing using the Vaillant cylinder compatibility matrix before specification. The cylinder must be installed in a \u003cstrong\u003edry, permanently frost-free room\u003c\/strong\u003e and must always be transported and stored \u003cstrong\u003evertically\u003c\/strong\u003e — laying the cylinder on its side risks damage to the internal expansion vessel.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: TEAL - PLUS vs PURE --\u003e\n  \u003cdiv style=\"background:#e6f4f3;border-left:5px solid #008377CF;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ uniSTOR PLUS vs uniSTOR PURE — Key Difference\u003c\/strong\u003e\u003cbr\u003e\n    The \u003cstrong\u003euniSTOR PLUS\u003c\/strong\u003e incorporates an \u003cstrong\u003einternal \"bubble top\" expansion vessel\u003c\/strong\u003e, making the installation more compact with no external vessel or extra pipe connections required. The \u003cstrong\u003euniSTOR PURE\u003c\/strong\u003e uses an external expansion vessel (supplied) connected to an external port, offering flexibility in vessel positioning when plant room space allows. Both are available in pre-plumbed and standard (non-pre-plumbed) configurations. For installations where space is limited, the PLUS Pre-Plumbed delivers the smallest combined installation footprint of any cylinder in the range.\n  \u003c\/div\u003e\n\n  \u003c!-- FEATURES GRID --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eKey Features \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;padding:16px 0;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eInternal Expansion Vessel — Maximum Space Saving\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe defining feature of the PLUS range is the \u003cstrong\u003epatented, factory-integrated internal \"bubble top\" expansion vessel\u003c\/strong\u003e. By housing the vessel within the cylinder body, there is \u003cstrong\u003eno requirement for a separate external expansion vessel\u003c\/strong\u003e or additional pipe connections, producing the neatest possible installation footprint — essential for airing cupboards, utility rooms and confined plant rooms.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eFactory Pre-Plumbed — Faster On-Site Installation\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe \u003cstrong\u003etundish, three-way motorised valve and unvented cylinder kit are factory-installed\u003c\/strong\u003e before despatch. Front-facing, clearly labelled connections and a dedicated \u003cstrong\u003econtrols mounting plate\u003c\/strong\u003e are included as standard, allowing the installer to complete pipework connections quickly and confidently — saving hours on site and reducing the risk of commissioning errors.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLarge-Diameter Smooth-Bore Coil\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eVaillant's \u003cstrong\u003esmooth-bore coil technology\u003c\/strong\u003e maximises heat exchanger surface area — up to 2.8 m² on the 300 L model — achieving \u003cstrong\u003ecoil ratings up to 52.5 kW\u003c\/strong\u003e for fast re-heat and efficient heat pump operation. The smooth-bore design inhibits limescale accumulation and promotes \u003cstrong\u003eautomatic de-scaling\u003c\/strong\u003e, maintaining efficiency over the full service life without chemical intervention.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eThermal-Injected PU + Vacuum Panel Insulation\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eThermal-injected polyurethane insulation combined with vacuum panels\u003c\/strong\u003e achieves standby losses as low as 1.0 kWh\/24 h — among the lowest in class. This superior insulation performance keeps stored water hot throughout the day, reducing unnecessary re-heat cycles and cutting running costs for the homeowner across the cylinder's full service life.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eFactory-Fitted 3 kW Immersion Heater\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003e3.0 kW factory-fitted immersion heater\u003c\/strong\u003e (13 A, 1.5 mm² cable) provides emergency backup hot water should the primary heat source be temporarily unavailable. The adjustable thermostat meets G3 unvented cylinder safety requirements and is set by the installer during commissioning. The element is accessible via the immersion heater boss on the cylinder body.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003e25-Year Guaranteed Stainless Steel Tank\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe inner cylinder is manufactured from \u003cstrong\u003ehigh-grade 100% recyclable stainless steel\u003c\/strong\u003e with an ultra-hard-wearing outer shell. Vaillant backs this with a \u003cstrong\u003e25-year anti-corrosion guarantee on the tank\u003c\/strong\u003e and a \u003cstrong\u003e2-year parts and labour warranty on all other components\u003c\/strong\u003e, giving installers and homeowners comprehensive long-term protection.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLow GWP \u0026amp; Sustainable Design\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003eGlobal Warming Potential of less than 5 and zero ozone depletion\u003c\/strong\u003e from the thermal-injected insulation, combined with a \u003cstrong\u003e100% recyclable stainless steel tank\u003c\/strong\u003e, makes the uniSTOR PLUS Pre-Plumbed one of the most environmentally responsible hot water cylinders available in the UK market.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eAdjustable Feet \u0026amp; Automatic Air Vent\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eAdjustable levelling feet\u003c\/strong\u003e simplify installation on uneven surfaces, while the \u003cstrong\u003efactory-fitted automatic air vent\u003c\/strong\u003e eliminates trapped air during commissioning without manual intervention. A \u003cstrong\u003epre-fitted drain valve\u003c\/strong\u003e is also included on the cylinder body, simplifying maintenance and annual servicing requirements.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eBenchmark Compliant \u0026amp; HWA Member\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eVaillant is a \u003cstrong\u003elicensed Benchmark Scheme member\u003c\/strong\u003e and a full member of the \u003cstrong\u003eHot Water Association (HWA)\u003c\/strong\u003e. The uniSTOR PLUS Pre-Plumbed carries \u003cstrong\u003eCE and UKCA marking\u003c\/strong\u003e and meets \u003cstrong\u003eEN 12897:2016\u003c\/strong\u003e. It is compatible with \u003cstrong\u003eMCS-certified heat pump installations\u003c\/strong\u003e, supporting BUS grant-funded projects and Building Regulations compliance.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- VARIANT TABLE — MPN --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eVariant Reference — uniSTOR PLUS Pre-Plumbed\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eCapacity\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eVaillant MPN\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eModel Code\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eEnergy Class\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eDiameter (mm)\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e150 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012320\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 150\/5 B PPIAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e175 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012321\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 175\/5 B PPIAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e210 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012322\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 210\/5 B PPIAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e250 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012323\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 250\/5 C PPIAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e300 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012324\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 300\/5 C PPIAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"font-size:13px;color:#555;margin-top:6px;\"\u003eMPN source: Vaillant installation manual 8000014609-07 (July 2025). PPIAES = Pre-Plumbed, Internal (bubble top) expansion vessel, Immersion heater, Stainless steel. Note: MPNs 8000012315–8000012319 are the \u003cem\u003estandard (non-pre-plumbed) PLUS\u003c\/em\u003e cylinders — do not confuse with this pre-plumbed range.\u003c\/p\u003e\n\n  \u003c!-- SPEC TABLE --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eTechnical Specifications — PLUS Pre-Plumbed Range\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eSpecification\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e150 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e175 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e210 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e250 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e300 L\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eTotal Tank Capacity (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~148\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~175\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~210\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~249\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~289\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandby Losses (kWh\/24h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.1\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.6\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCoil Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~20.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~24\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~26\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~40.7\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~52.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeat Exchanger Surface (m²)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~2.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~2.8\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003ePrimary Flow Rate (L\/h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,300\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eExpansion Vessel Type\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eInternal \"bubble top\" — factory-integrated, no external vessel required\u003c\/strong\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax DHW Operating Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax Heat Circuit Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eImmersion Heater Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e3.0 (13 A, 1.5 mm² cable)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eOuter Diameter with Insulation (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e580\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCold \/ Hot Water Connection\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eInsulation Thickness (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003eEN 12897:2016 | CE \u0026amp; UKCA Marked | Benchmark Compliant | HWA Member\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"font-size:13px;color:#555;margin-top:6px;\"\u003e* Capacities and coil ratings are indicative, based on equivalent PURE pre-plumbed and standard uniSTOR data. Always confirm final specifications with the current Vaillant uniSTOR PLUS technical documentation for your specific model prior to specification.\u003c\/p\u003e\n\n  \u003c!-- FAQ --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is the difference between the uniSTOR PLUS and uniSTOR PURE Pre-Plumbed?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe key difference is the expansion vessel arrangement. The \u003cstrong\u003euniSTOR PLUS Pre-Plumbed has a factory-integrated internal \"bubble top\" expansion vessel\u003c\/strong\u003e — no external vessel is needed, producing the most compact installation possible. The \u003cstrong\u003euniSTOR PURE Pre-Plumbed has an external expansion vessel\u003c\/strong\u003e (supplied) that is connected on site, offering more flexibility in vessel positioning but requiring a slightly larger installation footprint. Both are factory pre-plumbed with the tundish, three-way valve and unvented kit, and share the same stainless steel cylinder, coil technology and guarantee.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eIs the uniSTOR PLUS Pre-Plumbed suitable for tight spaces such as airing cupboards?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eYes — this is specifically where the PLUS Pre-Plumbed excels. The \u003cstrong\u003eintegrated internal expansion vessel removes the need for any external vessel in the plant room\u003c\/strong\u003e, minimising the installation footprint. The pre-plumbed connection panel with front-facing ports further simplifies installation in confined spaces. All five capacities share the same \u003cstrong\u003e580 mm outer diameter\u003c\/strong\u003e; confirm the required height against available headroom for your chosen capacity.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhich Vaillant heat pumps are compatible with the uniSTOR PLUS Pre-Plumbed?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe uniSTOR PLUS Pre-Plumbed is \u003cstrong\u003edesigned to work with the full Vaillant domestic heat pump range\u003c\/strong\u003e, including the \u003cstrong\u003earoTHERM plus\u003c\/strong\u003e (3.5–12 kW), \u003cstrong\u003earoTHERM split\u003c\/strong\u003e (3.5–12 kW) and \u003cstrong\u003eflexoTHERM\u003c\/strong\u003e ground-source heat pump (5–19 kW). The \u003cstrong\u003e250 L and 300 L models have an enlarged coil\u003c\/strong\u003e to support higher-output ground-source applications. Always consult the Vaillant cylinder compatibility matrix to confirm the correct model for the connected heat pump output.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat components are factory-fitted on the uniSTOR PLUS Pre-Plumbed?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe following are factory-installed before despatch: \u003cstrong\u003einternal expansion vessel\u003c\/strong\u003e (\"bubble top\"), \u003cstrong\u003etundish\u003c\/strong\u003e, \u003cstrong\u003ethree-way motorised valve\u003c\/strong\u003e, \u003cstrong\u003eunvented cylinder kit\u003c\/strong\u003e, \u003cstrong\u003eautomatic air vent\u003c\/strong\u003e, \u003cstrong\u003edrain valve\u003c\/strong\u003e and \u003cstrong\u003e3.0 kW immersion heater\u003c\/strong\u003e. All connections are labelled and face forwards. A \u003cstrong\u003econtrols mounting plate\u003c\/strong\u003e is also included. The installer simply connects the heat pump pipework and domestic water supply to the clearly identified, pre-labelled ports.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat guarantee does the uniSTOR PLUS Pre-Plumbed carry?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eVaillant provides a \u003cstrong\u003e25-year anti-corrosion guarantee on the stainless steel inner tank\u003c\/strong\u003e and a \u003cstrong\u003e2-year parts and labour warranty on all other components\u003c\/strong\u003e, including the pre-plumbed assembly and internal expansion vessel. Full warranty coverage requires installation by a G3-qualified competent person, commissioning in line with the Benchmark Checklist, and annual inspection by a competent person. The Benchmark Checklist must be completed, signed and retained by the homeowner.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;border-radius:0 0 6px 6px;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eHow do I select the right capacity uniSTOR PLUS Pre-Plumbed?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eAs a general guide: \u003cstrong\u003e150 L\u003c\/strong\u003e suits 1–2 bedroom homes with one bathroom; \u003cstrong\u003e175–210 L\u003c\/strong\u003e suits 3-bedroom homes with 1–2 bathrooms; \u003cstrong\u003e250 L\u003c\/strong\u003e suits larger 3–4 bedroom properties; \u003cstrong\u003e300 L\u003c\/strong\u003e is recommended for 4+ bedroom homes or high hot-water-demand properties. Always cross-reference with the connected heat pump output and number of occupants using the Vaillant cylinder compatibility matrix for your specific project.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"150L PLUS Pre-Plumbed","offer_id":64701262856541,"sku":"8000012320","price":1895.0,"currency_code":"GBP","in_stock":true},{"title":"175L PLUS Pre-Plumbed","offer_id":64701262889309,"sku":"8000012321","price":1995.0,"currency_code":"GBP","in_stock":true},{"title":"210L PLUS Pre-Plumbed","offer_id":64701262922077,"sku":"8000012322","price":2095.0,"currency_code":"GBP","in_stock":true},{"title":"250L PLUS Pre-Plumbed","offer_id":64701262954845,"sku":"8000012323","price":2195.0,"currency_code":"GBP","in_stock":true},{"title":"300L PLUS Pre-Plumbed","offer_id":64701262987613,"sku":"8000012324","price":2395.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant-uniSTOR-PURE-HP-Pre-Plumbed-150-Litre-Cylinder-8000011517_a3d316e7-e136-438a-a7c2-c1a225f2a8ea.jpg?v=1778842441"},{"product_id":"vaillant-unistor-pure-heat-pump-cylinder-150l-300l-standard","title":"Vaillant uniSTOR PURE Heat Pump Cylinder 150L–300L Standard","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- INTRO --\u003e\n  \u003cp\u003eThe \u003cstrong\u003eVaillant uniSTOR PURE Heat Pump Cylinder\u003c\/strong\u003e (standard, non-pre-plumbed) is a \u003cstrong\u003ehigh-recovery, stainless steel unvented hot water cylinder\u003c\/strong\u003e that gives installers the freedom to connect and configure pipework to their own design. Available in \u003cstrong\u003e150, 175, 210, 250 and 300 litres\u003c\/strong\u003e, every standard uniSTOR PURE arrives complete with a tundish, three-way motorised valve, unvented cylinder kit, expansion vessel and a ¾\" × 28mm MI-copper compression fitting. The \u003cstrong\u003e250 L and 300 L models also include a secondary return T-piece connection\u003c\/strong\u003e for properties with a secondary circulation loop.\u003c\/p\u003e\n  \u003cp\u003eBuilt around the same \u003cstrong\u003elarge-diameter smooth-bore coil technology\u003c\/strong\u003e as the pre-plumbed range, the standard uniSTOR PURE achieves standby losses \u003cstrong\u003eas low as 1.0 kWh\/24 h\u003c\/strong\u003e and coil ratings up to \u003cstrong\u003e52.5 kW\u003c\/strong\u003e, ensuring rapid re-heat and consistently high hot-water output when connected to a Vaillant air-source or ground-source heat pump. The \u003cstrong\u003e100% recyclable stainless steel inner tank\u003c\/strong\u003e carries a \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e, and the \u003cstrong\u003eexternal expansion vessel\u003c\/strong\u003e (supplied) is connected during on-site installation to best suit the available space.\u003c\/p\u003e\n\n  \u003c!-- STAT STRIP --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eCapacities: 150–300 L\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e1.0\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003ekWh\/24h min. standby loss\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e25yr\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eAnti-Corrosion Guarantee\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e\u0026lt;5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eGWP (Global Warming Potential)\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003eB\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eEnergy Efficiency Class (A+–F)\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: RED - INSTALLER REQUIREMENT --\u003e\n  \u003cdiv style=\"background:#fff5f5;border-left:5px solid #cc0000;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#cc0000;\"\u003e⚠ Installer Requirement\u003c\/strong\u003e\u003cbr\u003e\n    This is an \u003cstrong\u003eunvented hot water cylinder\u003c\/strong\u003e. Installation, commissioning and servicing must be carried out exclusively by a \u003cstrong\u003eG3-qualified competent person\u003c\/strong\u003e, in full compliance with Building Regulations (England \u0026amp; Wales) Part G and the Benchmark Commissioning Checklist. All installations must be notified to Local Area Building Control or via a Competent Persons Scheme. Annual inspection is required to maintain safety and warranty validity.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: AMBER - COMPATIBILITY NOTE --\u003e\n  \u003cdiv style=\"background:#fffbea;border-left:5px solid #e6a817;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#b37d00;\"\u003e⚠ Compatibility \u0026amp; Sizing Note\u003c\/strong\u003e\u003cbr\u003e\n    The standard uniSTOR PURE is \u003cstrong\u003eoptimised for use with Vaillant heat pumps\u003c\/strong\u003e. The \u003cstrong\u003e250 L and 300 L models include a secondary return T-piece connection\u003c\/strong\u003e and have an enlarged coil for compatibility with ground-source systems with higher output. The cylinder must be installed in a \u003cstrong\u003edry, permanently frost-free location\u003c\/strong\u003e and must always be transported and stored \u003cstrong\u003evertically\u003c\/strong\u003e — never on its side.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: TEAL - STANDARD vs PRE-PLUMBED --\u003e\n  \u003cdiv style=\"background:#e6f4f3;border-left:5px solid #008377CF;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ Standard vs Pre-Plumbed\u003c\/strong\u003e\u003cbr\u003e\n    The standard (non-pre-plumbed) uniSTOR PURE is supplied with the \u003cstrong\u003etundish, three-way motorised valve, unvented cylinder kit, expansion vessel and compression fitting included\u003c\/strong\u003e but \u003cstrong\u003enot factory-assembled\u003c\/strong\u003e. The installer connects and routes pipework during installation to suit the specific plant room layout. This approach is preferred where \u003cstrong\u003ebespoke pipework routing\u003c\/strong\u003e is needed or where the pre-plumbed configuration does not suit the site layout. For a factory-fitted, faster-install option, see the \u003cstrong\u003euniSTOR PURE Pre-Plumbed\u003c\/strong\u003e.\n  \u003c\/div\u003e\n\n  \u003c!-- FEATURES GRID --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eKey Features \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;padding:16px 0;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eComplete System Kit Supplied\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe standard uniSTOR PURE is supplied with a \u003cstrong\u003etundish, three-way motorised valve, unvented cylinder kit, expansion vessel and ¾\" × 28mm MI-copper compression fitting\u003c\/strong\u003e as standard. The 250 L and 300 L models additionally include a \u003cstrong\u003esecondary return T-piece connection\u003c\/strong\u003e, supporting properties with a secondary circulation loop for instant hot water at all outlets.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLarge-Diameter Smooth-Bore Coil\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eVaillant's \u003cstrong\u003esmooth-bore coil design\u003c\/strong\u003e maximises heat exchanger surface area (1.0 m² on 150 L, up to 2.8 m² on 300 L) for \u003cstrong\u003efast re-heat and efficient heat transfer\u003c\/strong\u003e from the connected heat pump. The smooth bore inhibits limescale formation and promotes \u003cstrong\u003eautomatic self-de-scaling\u003c\/strong\u003e, maintaining coil efficiency over the cylinder's full service life.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eClass-Leading Standby Losses from 1.0 kWh\/24 h\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eThermal-injected polyurethane insulation combined with vacuum panels\u003c\/strong\u003e achieves standby losses as low as \u003cstrong\u003e1.0 kWh\/24 h\u003c\/strong\u003e on the 150 L model — the lowest in class. This means stored hot water stays at temperature throughout the day, reducing unnecessary re-heat cycles and lowering the homeowner's energy bills.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eExternal Expansion Vessel (PURE)\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe PURE variant uses an \u003cstrong\u003eexternal expansion vessel supplied with the cylinder\u003c\/strong\u003e. The installer connects and positions the vessel during installation to suit the site layout, with flexibility over whether it is mounted above or below the cylinder. Supplied expansion vessel sizes range from \u003cstrong\u003e12 L (150 L cylinder) to 25 L (250–300 L cylinders)\u003c\/strong\u003e.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eFactory-Fitted 3 kW Immersion Heater\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003e3.0 kW factory-fitted immersion heater\u003c\/strong\u003e (13 A, 1.5 mm² cable, 1¼\" BSP boss) provides emergency backup heating in case the primary heat source is unavailable. The immersion thermostat is adjustable during commissioning and meets G3 unvented cylinder safety requirements.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eRecyclable Stainless Steel — 25-Year Guarantee\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe inner cylinder is manufactured from \u003cstrong\u003ehigh-grade 100% recyclable stainless steel\u003c\/strong\u003e with an ultra-hard-wearing outer shell. Vaillant backs this with a \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e on the tank and a \u003cstrong\u003e2-year parts and labour warranty\u003c\/strong\u003e on all other components, providing one of the most comprehensive guarantees available in the cylinder market.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eAdjustable Feet for Flexible Siting\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eAdjustable levelling feet\u003c\/strong\u003e ensure the cylinder can be set plumb on uneven or sloped floors, avoiding stress on pipework connections. A pre-fitted \u003cstrong\u003edrain valve\u003c\/strong\u003e on the cylinder body facilitates safe draining during servicing or when the property is left unoccupied in freezing conditions.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLow Environmental Impact\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003eGWP of less than 5 and zero ozone depletion\u003c\/strong\u003e from the thermal-injected insulation formulation, combined with a recyclable stainless steel body, makes the uniSTOR PURE one of the most environmentally conscious cylinders in the UK market. Suitable for specifiers targeting low-carbon heat pump system designs.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eBenchmark Compliant \u0026amp; HWA Member\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe uniSTOR PURE meets \u003cstrong\u003eEN 12897:2016\u003c\/strong\u003e, carries \u003cstrong\u003eCE and UKCA marking\u003c\/strong\u003e, and Vaillant is a full member of the \u003cstrong\u003eHot Water Association\u003c\/strong\u003e and a licensed \u003cstrong\u003eBenchmark Scheme\u003c\/strong\u003e member. It is suitable for \u003cstrong\u003eMCS-certified heat pump installations\u003c\/strong\u003e and BUS grant-funded projects.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- VARIANT TABLE — MPN --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eVariant Reference — uniSTOR PURE Standard (Non-Pre-Plumbed)\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eCapacity\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eVaillant Article No. (MPN)\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eModel Code\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eEnergy Class\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eDiameter (mm)\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eHeight (mm)\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e150 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011512\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 150\/5 B ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,000\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e175 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011513\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 175\/5 B ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,100\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e210 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011514\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 210\/5 C ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,265\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e250 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011515\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 250\/5 C ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,535\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e300 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e8000011516\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 300\/5 C ES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,745\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- SPEC TABLE --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eTechnical Specifications — Standard PURE Range (Non-Pre-Plumbed)\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eSpecification\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e150 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e175 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e210 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e250 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e300 L\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eTotal Tank Capacity (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e148.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~175\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e198.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e249.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e288.7\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eActual Capacity (no coil) (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e143.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~168\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e190.7\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e236.3\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e273.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHot Water Draw-Off (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e127.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~152\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e172.5\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e211.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e230.9\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandby Losses (kWh\/24h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.1\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.6\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eReheat Time 70% (min)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e13.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~14.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e14.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e10.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e7.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCoil Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e20.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~24\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e26.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e40.7\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e52.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeat Exchanger Surface (m²)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e2.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e2.8\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003ePrimary Flow Rate (L\/h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,300\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeat Exchanger Pressure Drop (mbar)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e44\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~70\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e100\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e170\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e200\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax DHW Operating Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax Heat Circuit Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eExpansion Vessel (L, supplied)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e12\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e12–18\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e18\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e25\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e25\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eImmersion Heater Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e3.0 (boss: 1¼\" BSP female)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eOuter Diameter with Insulation (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eNet Weight Empty (kg)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e38.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~42\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e46.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e61.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e67.6\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eInsulation Thickness (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003eEN 12897:2016 | CE \u0026amp; UKCA Marked | Benchmark Compliant | HWA Member\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"font-size:13px;color:#555;margin-top:6px;\"\u003e* 175 L specifications are approximate, interpolated from the 150 L and 210 L verified data. Always confirm specifications with the current Vaillant technical documentation for your specific model before specification.\u003c\/p\u003e\n\n  \u003c!-- FAQ --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is the difference between the standard uniSTOR PURE and the pre-plumbed version?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe \u003cstrong\u003estandard uniSTOR PURE\u003c\/strong\u003e is supplied with the tundish, three-way motorised valve, unvented cylinder kit and expansion vessel as loose components for the installer to connect and route on site. The \u003cstrong\u003epre-plumbed version\u003c\/strong\u003e has these components factory-fitted, with a pre-assembled connection panel that reduces installation time and the risk of errors. The standard model is preferred where bespoke pipework routing is required or where the pre-plumbed configuration does not suit the installation layout.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eIs the standard uniSTOR PURE compatible with Vaillant heat pumps?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eYes. The standard uniSTOR PURE is \u003cstrong\u003especifically engineered to work with Vaillant heat pumps\u003c\/strong\u003e, including the aroTHERM plus, aroTHERM split and flexoTHERM ranges. The 250 L and 300 L models feature an \u003cstrong\u003eenlarged coil for ground-source heat pump compatibility\u003c\/strong\u003e. Consult the Vaillant cylinder compatibility matrix to match the cylinder capacity to the heat pump output for optimum system performance.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is included in the box with the standard uniSTOR PURE?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe standard uniSTOR PURE is supplied with: a \u003cstrong\u003etundish\u003c\/strong\u003e, a \u003cstrong\u003e28mm three-way motorised valve\u003c\/strong\u003e, a \u003cstrong\u003eG3 unvented cylinder kit\u003c\/strong\u003e, an \u003cstrong\u003eexpansion vessel\u003c\/strong\u003e (sized to the cylinder capacity), and a \u003cstrong\u003e¾\" × 28mm MI-copper compression fitting\u003c\/strong\u003e. The 250 L and 300 L models also include a \u003cstrong\u003esecondary return T-piece connection\u003c\/strong\u003e. The cylinder's factory-fitted components include the immersion heater, T\u0026amp;P relief valve and drain valve.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat guarantee does the standard uniSTOR PURE carry?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eVaillant provides a \u003cstrong\u003e25-year anti-corrosion guarantee on the stainless steel inner tank\u003c\/strong\u003e and a \u003cstrong\u003e2-year parts and labour warranty on all other components\u003c\/strong\u003e. To retain full warranty coverage, the cylinder must be installed by a G3-qualified competent person, commissioned in accordance with the Benchmark Checklist, and inspected annually by a competent person.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eCan the standard uniSTOR PURE be used with a secondary circulation loop?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eYes. The \u003cstrong\u003e250 L and 300 L models include a dedicated secondary return T-piece connection\u003c\/strong\u003e, making them suited to properties with a secondary circulation (seconday return) system for instant hot water at multiple outlets. The 150 L, 175 L and 210 L models do not include this connection as standard — an appropriate tee piece would need to be added during installation if required.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;border-radius:0 0 6px 6px;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhich capacity uniSTOR PURE should I choose for my property?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eAs a general guide: \u003cstrong\u003e150 L\u003c\/strong\u003e is appropriate for 1–2 bedroom homes with one bathroom; \u003cstrong\u003e175–210 L\u003c\/strong\u003e suits 3-bedroom properties; \u003cstrong\u003e250 L\u003c\/strong\u003e is recommended for larger 3–4 bedroom homes; and \u003cstrong\u003e300 L\u003c\/strong\u003e suits 4+ bedroom properties or those with higher daily hot-water usage. Always cross-reference with the heat pump output, the number of occupants and the number of bathrooms, using the Vaillant compatibility matrix.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"150L PURE","offer_id":64701593583965,"sku":"8000011512","price":1370.0,"currency_code":"GBP","in_stock":true},{"title":"175L PURE","offer_id":64701593616733,"sku":"8000011513","price":1450.0,"currency_code":"GBP","in_stock":true},{"title":"210L PURE","offer_id":64701593649501,"sku":"8000011514","price":1495.0,"currency_code":"GBP","in_stock":true},{"title":"250L PURE","offer_id":64701593682269,"sku":"8000011515","price":1695.0,"currency_code":"GBP","in_stock":true},{"title":"300L PURE","offer_id":64701593715037,"sku":"8000011516","price":1895.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant-uniSTOR-Pure-HP-150-Litre-Cylinder.webp?v=1778843411"},{"product_id":"vaillant-unistor-plus-heat-pump-cylinder-150l-300l-standard","title":"Vaillant uniSTOR PLUS Heat Pump Cylinder 150L–300L Standard","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- INTRO --\u003e\n  \u003cp\u003eThe \u003cstrong\u003eVaillant uniSTOR PLUS Heat Pump Cylinder\u003c\/strong\u003e (standard, non-pre-plumbed) is the \u003cstrong\u003einternal-expansion variant\u003c\/strong\u003e of Vaillant's high-recovery standard cylinder range, available in \u003cstrong\u003e150, 175, 210, 250 and 300 litres\u003c\/strong\u003e. Its defining feature is the \u003cstrong\u003eintegrated internal \"bubble top\" expansion vessel\u003c\/strong\u003e — factory-incorporated within the cylinder body — which eliminates the need for a separate external expansion vessel entirely. The result is a \u003cstrong\u003ecleaner, more compact installation\u003c\/strong\u003e with fewer connections and a smaller plant room footprint: the preferred choice where space around the cylinder is at a premium.\u003c\/p\u003e\n  \u003cp\u003eThe installer connects the supplied tundish, three-way motorised valve, unvented cylinder kit and fittings on site to suit the specific layout. Built around Vaillant's \u003cstrong\u003elarge-diameter smooth-bore coil technology\u003c\/strong\u003e, the uniSTOR PLUS delivers standby losses \u003cstrong\u003eas low as 1.0 kWh\/24 h\u003c\/strong\u003e and coil ratings up to \u003cstrong\u003e52.5 kW\u003c\/strong\u003e. The \u003cstrong\u003e100% recyclable stainless steel inner tank\u003c\/strong\u003e carries a \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e with a 2-year parts and labour warranty on all other components.\u003c\/p\u003e\n\n  \u003c!-- STAT STRIP --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eCapacities: 150–300 L\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003eInternal\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eExpansion Vessel Integrated\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e1.0\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003ekWh\/24h min. standby loss\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e25yr\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eAnti-Corrosion Guarantee\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:140px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e\u0026lt;5\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eGWP (Global Warming Potential)\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: RED --\u003e\n  \u003cdiv style=\"background:#fff5f5;border-left:5px solid #cc0000;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#cc0000;\"\u003e⚠ Installer Requirement\u003c\/strong\u003e\u003cbr\u003e\n    This is an \u003cstrong\u003eunvented hot water cylinder\u003c\/strong\u003e. Installation, commissioning and servicing must only be carried out by a \u003cstrong\u003eG3-qualified competent person\u003c\/strong\u003e, in accordance with Building Regulations (England \u0026amp; Wales) Part G and the Benchmark Commissioning Checklist. The \u003cstrong\u003einternal expansion vessel pre-charge pressure must be verified and adjusted\u003c\/strong\u003e to match system design requirements during commissioning. All installations must be notified to Local Area Building Control or via a Competent Persons Scheme.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: AMBER --\u003e\n  \u003cdiv style=\"background:#fffbea;border-left:5px solid #e6a817;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#b37d00;\"\u003e⚠ Compatibility \u0026amp; Transport Note\u003c\/strong\u003e\u003cbr\u003e\n    The uniSTOR PLUS standard is \u003cstrong\u003edesigned primarily for use with Vaillant heat pumps\u003c\/strong\u003e (aroTHERM plus, aroTHERM split, flexoTHERM). The \u003cstrong\u003e250 L and 300 L models include a secondary return T-piece connection\u003c\/strong\u003e and feature an enlarged coil for compatibility with higher-output ground-source systems. The cylinder must be installed in a \u003cstrong\u003edry, permanently frost-free room\u003c\/strong\u003e. Transport and storage must always be \u003cstrong\u003evertical\u003c\/strong\u003e — laying the cylinder horizontally may damage the internal expansion vessel.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: TEAL --\u003e\n  \u003cdiv style=\"background:#e6f4f3;border-left:5px solid #008377CF;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ PLUS vs PURE — and Standard vs Pre-Plumbed\u003c\/strong\u003e\u003cbr\u003e\n    The \u003cstrong\u003euniSTOR PLUS\u003c\/strong\u003e has an \u003cstrong\u003eintegrated internal \"bubble top\" expansion vessel\u003c\/strong\u003e — no external vessel required, giving the most compact installation footprint. The \u003cstrong\u003euniSTOR PURE\u003c\/strong\u003e uses an external expansion vessel (supplied), which allows flexible positioning but occupies more space. This \u003cstrong\u003estandard (non-pre-plumbed)\u003c\/strong\u003e version supplies the tundish, valve and kit as loose components for on-site connection — ideal where bespoke pipework routing is needed. For a factory-fitted, faster-install option, see the \u003cstrong\u003euniSTOR PLUS Pre-Plumbed\u003c\/strong\u003e.\n  \u003c\/div\u003e\n\n  \u003c!-- FEATURES GRID --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eKey Features \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;padding:16px 0;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eIntegrated Internal Expansion Vessel\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe uniSTOR PLUS incorporates a \u003cstrong\u003efactory-built internal \"bubble top\" expansion vessel\u003c\/strong\u003e within the cylinder body, completely removing the need for a separate external vessel and its pipe connections. This produces a \u003cstrong\u003esignificantly more compact and tidier installation\u003c\/strong\u003e — fewer components to site, fewer potential leak points, and a smaller overall footprint in the plant room or airing cupboard.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eComplete System Kit — On-Site Connection\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eSupplied with a \u003cstrong\u003etundish, three-way motorised valve (28mm), unvented cylinder kit and ¾\" × 28mm MI-copper compression fitting\u003c\/strong\u003e for the installer to connect on site. The \u003cstrong\u003e250 L and 300 L models also include a secondary return T-piece connection\u003c\/strong\u003e for secondary circulation systems. This standard configuration gives the installer full control over pipework routing.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLarge-Diameter Smooth-Bore Coil\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eVaillant's \u003cstrong\u003esmooth-bore coil technology\u003c\/strong\u003e delivers heat exchanger surface areas up to 2.8 m² (300 L) with coil ratings up to 52.5 kW, enabling \u003cstrong\u003erapid re-heat and efficient heat transfer\u003c\/strong\u003e from the connected heat pump. The smooth bore actively resists limescale build-up and promotes \u003cstrong\u003eautomatic self-de-scaling\u003c\/strong\u003e, protecting long-term efficiency without chemical additives.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eClass-Leading Insulation — from 1.0 kWh\/24h\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eThermal-injected polyurethane insulation combined with vacuum panels\u003c\/strong\u003e achieves standby losses as low as \u003cstrong\u003e1.0 kWh\/24 h\u003c\/strong\u003e on the 150 L model — the lowest in class for this cylinder type. Hot water stays at temperature throughout the day, reducing the frequency of heat pump re-heat cycles and cutting running costs for the homeowner.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eFactory-Fitted 3 kW Immersion Heater\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003e3.0 kW factory-installed immersion heater\u003c\/strong\u003e (13 A, 1.5 mm² cable, 1¼\" BSP boss) provides emergency backup heating should the primary heat source be temporarily unavailable for servicing. The adjustable thermostat is set during commissioning and meets G3 unvented cylinder safety requirements.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003e25-Year Stainless Steel Guarantee\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe inner cylinder is made from \u003cstrong\u003ehigh-grade 100% recyclable stainless steel\u003c\/strong\u003e with an ultra-hard-wearing outer shell, backed by Vaillant's \u003cstrong\u003e25-year anti-corrosion guarantee\u003c\/strong\u003e. All other components carry a \u003cstrong\u003e2-year parts and labour warranty\u003c\/strong\u003e, providing one of the most comprehensive coverage packages in the UK cylinder market.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eLow GWP \u0026amp; 100% Recyclable\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eA \u003cstrong\u003eGlobal Warming Potential (GWP) of less than 5 and zero ozone depletion\u003c\/strong\u003e from the thermal-injected insulation, combined with a fully recyclable stainless steel tank, makes the uniSTOR PLUS one of the most environmentally responsible cylinders available. Suitable for low-carbon heat pump system specifications and sustainability-focused projects.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eAdjustable Feet \u0026amp; Drain Valve\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eAdjustable levelling feet\u003c\/strong\u003e allow the cylinder to be set plumb on uneven floors without shimming, reducing stress on pipework connections. A pre-fitted \u003cstrong\u003edrain valve\u003c\/strong\u003e enables safe draining during maintenance or when a property is unoccupied in cold weather, supporting the required annual service regime.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eBenchmark Compliant \u0026amp; HWA Member\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe uniSTOR PLUS meets \u003cstrong\u003eEN 12897:2016\u003c\/strong\u003e, carries \u003cstrong\u003eCE and UKCA marking\u003c\/strong\u003e, and Vaillant is a full member of the \u003cstrong\u003eHot Water Association\u003c\/strong\u003e and a licensed \u003cstrong\u003eBenchmark Scheme\u003c\/strong\u003e member. Suitable for use within \u003cstrong\u003eMCS-certified heat pump installations\u003c\/strong\u003e supporting BUS (Boiler Upgrade Scheme) grant-funded projects.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- VARIANT TABLE — MPN --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eVariant Reference — uniSTOR PLUS Standard (Non-Pre-Plumbed)\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eCapacity\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eVaillant MPN\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eModel Code\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eEnergy Class\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eOuter Diameter (mm)\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e150 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012315\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 150\/5 B IAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e175 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012316\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 175\/5 B IAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e210 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012317\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 210\/5 B IAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eB\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e250 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012318\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 250\/5 C IAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e300 L\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003e8000012319\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eVIH RW 300\/5 C IAES\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003eC\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"font-size:13px;color:#555;margin-top:6px;\"\u003eMPN source: Vaillant installation manual 8000014621-07 (July 2025). IAES = Internal expansion vessel (bubble top), Immersion heater, Stainless steel. Do not confuse with the pre-plumbed PLUS range (MPNs 8000012320–8000012324, suffix PPIAES) or the standard PURE range (MPNs 8000011512–8000011516, suffix ES).\u003c\/p\u003e\n\n  \u003c!-- SPEC TABLE --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eTechnical Specifications — uniSTOR PLUS Standard Range\u003c\/div\u003e\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background:#005c54;color:#fff;text-align:left;\"\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003eSpecification\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e150 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e175 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e210 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e250 L\u003c\/th\u003e\n        \u003cth style=\"padding:10px 12px;\"\u003e300 L\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eTotal Tank Capacity (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e148.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~175\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e198.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e249.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e288.7\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHot Water Draw-Off (L)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e127.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~152\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e172.5\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e211.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e230.9\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandby Losses (kWh\/24h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.1\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.6\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eReheat Time 70% (min)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e13.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~14.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e14.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e10.6\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e7.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCoil Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e20.8\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~24\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e26.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e40.7\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e52.5\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeat Exchanger Surface (m²)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.0\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1.2\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e2.4\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e2.8\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003ePrimary Flow Rate (L\/h)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e900\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,300\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeat Exchanger Pressure Drop (mbar)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e44\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~70\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e100\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e170\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e200\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eExpansion Vessel Type\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eInternal \"bubble top\" — factory-integrated, no external vessel required\u003c\/strong\u003e\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax DHW Operating Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e85\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eMax Heat Circuit Temp (°C)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e95\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eImmersion Heater Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e3.0 (boss: 1¼\" BSP female)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eOuter Diameter with Insulation (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e595\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eCold \/ Hot Water Connection\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e¾\" BSP female\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eNet Weight Empty (kg)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~38\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~42\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~46\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~61\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~68\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eHeight with Insulation (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,000\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e~1,100\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,265\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,535\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e1,745\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eInsulation Thickness (mm)\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003e50\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 12px;\"\u003e\u003cstrong\u003eStandard Compliance\u003c\/strong\u003e\u003c\/td\u003e\n        \u003ctd colspan=\"5\" style=\"padding:9px 12px;\"\u003eEN 12897:2016 | CE \u0026amp; UKCA Marked | Benchmark Compliant | HWA Member\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n  \u003c\/div\u003e\n  \u003cp style=\"font-size:13px;color:#555;margin-top:6px;\"\u003e* 175 L values are indicative, interpolated from verified 150 L and 210 L data. Height for PLUS standard is the same as the PURE standard equivalent as both share the same cylinder body; the internal expansion vessel is housed within the overall height. Always confirm specifications with the current Vaillant uniSTOR PLUS technical documentation for your specific model before specification.\u003c\/p\u003e\n\n  \u003c!-- FAQ --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is the key difference between the uniSTOR PLUS and uniSTOR PURE standard cylinders?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe \u003cstrong\u003euniSTOR PLUS has an integrated internal \"bubble top\" expansion vessel\u003c\/strong\u003e built into the cylinder body, so \u003cstrong\u003eno separate external expansion vessel is needed\u003c\/strong\u003e — fewer components, fewer connections, smaller footprint. The \u003cstrong\u003euniSTOR PURE uses an external expansion vessel\u003c\/strong\u003e (supplied) connected on site, which allows the installer to position it wherever best suits the plant room but requires more space and one additional connection. Both share the same stainless steel cylinder, coil technology, insulation and guarantee terms.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is supplied in the box, and what does the installer connect on site?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe standard uniSTOR PLUS is supplied with a \u003cstrong\u003etundish, 28mm three-way motorised valve, G3 unvented cylinder kit, and ¾\" × 28mm MI-copper compression fitting\u003c\/strong\u003e for the installer to connect on site. The 250 L and 300 L models also include a \u003cstrong\u003esecondary return T-piece connection\u003c\/strong\u003e. The \u003cstrong\u003einternal expansion vessel, 3.0 kW immersion heater, T\u0026amp;P relief valve and drain valve are all factory-fitted\u003c\/strong\u003e to the cylinder. The installer routes and connects all supplied components to match the specific plant room layout.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhich Vaillant heat pumps is the uniSTOR PLUS standard compatible with?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe uniSTOR PLUS standard is \u003cstrong\u003edesigned to work with Vaillant heat pumps\u003c\/strong\u003e, including the \u003cstrong\u003earoTHERM plus\u003c\/strong\u003e (3.5–12 kW), \u003cstrong\u003earoTHERM split\u003c\/strong\u003e (3.5–12 kW) and \u003cstrong\u003eflexoTHERM\u003c\/strong\u003e ground-source heat pump (5–19 kW). The \u003cstrong\u003e250 L and 300 L models feature an enlarged coil\u003c\/strong\u003e for compatibility with the higher outputs of ground-source systems. Always use the Vaillant cylinder compatibility matrix to match the cylinder size to the specific heat pump output and system design.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhy choose the standard PLUS over the PLUS Pre-Plumbed?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe \u003cstrong\u003estandard uniSTOR PLUS\u003c\/strong\u003e is preferred when the installer needs \u003cstrong\u003efull flexibility over pipework routing\u003c\/strong\u003e — for example, where the pre-plumbed connection positions do not suit the plant room layout, or where a bespoke system design is required. The \u003cstrong\u003ePLUS Pre-Plumbed\u003c\/strong\u003e is faster to install and better suited to straightforward, standard layouts where saving time on site is the priority.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat guarantee does the standard uniSTOR PLUS carry?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eVaillant provides a \u003cstrong\u003e25-year anti-corrosion guarantee on the stainless steel inner tank\u003c\/strong\u003e and a \u003cstrong\u003e2-year parts and labour warranty on all other components\u003c\/strong\u003e, including the internal expansion vessel. Full warranty coverage requires installation by a G3-qualified competent person, commissioning in line with the Benchmark Checklist, and annual inspection by a competent person. The completed Benchmark Checklist must be retained by the homeowner.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;border-radius:0 0 6px 6px;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eHow do I choose the right capacity uniSTOR PLUS for my property?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eAs a general guide: \u003cstrong\u003e150 L\u003c\/strong\u003e suits 1–2 bedroom homes with one bathroom; \u003cstrong\u003e175–210 L\u003c\/strong\u003e suits 3-bedroom homes with 1–2 bathrooms; \u003cstrong\u003e250 L\u003c\/strong\u003e suits larger 3–4 bedroom properties; \u003cstrong\u003e300 L\u003c\/strong\u003e is recommended for 4+ bedroom homes or properties with higher daily hot-water demand. Always cross-reference with the connected heat pump output and the number of occupants and bathrooms using the Vaillant cylinder compatibility matrix.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"150L PLUS","offer_id":64701634085213,"sku":"8000012315","price":1470.0,"currency_code":"GBP","in_stock":true},{"title":"175L PLUS","offer_id":64701634117981,"sku":"8000012316","price":1595.0,"currency_code":"GBP","in_stock":true},{"title":"210L PLUS","offer_id":64701634150749,"sku":"8000012317","price":1695.0,"currency_code":"GBP","in_stock":true},{"title":"250L PLUS","offer_id":64701634183517,"sku":"8000012318","price":1795.0,"currency_code":"GBP","in_stock":true},{"title":"300L PLUS","offer_id":64701634216285,"sku":"8000012319","price":1895.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Vaillant-uniSTOR-Pure-HP-150-Litre-Cylinder.webp?v=1778843411"},{"product_id":"vaillant-solar-discharge-vessel-0020145563","title":"Vaillant Solar Discharge Vessel 0020145563","description":"\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\n  \u003c!-- INTRO --\u003e\n  \u003cp\u003eThe \u003cstrong\u003eVaillant Solar Discharge Vessel\u003c\/strong\u003e (article number 0020145563) is a \u003cstrong\u003ecompact, wall-mounted glycol collection vessel\u003c\/strong\u003e designed for use with Vaillant aroTHERM heat pump systems. Its purpose is straightforward but essential: when a heat pump system's \u003cstrong\u003ePressure Relief Valve (PRV) opens\u003c\/strong\u003e, glycol-based antifreeze is discharged from the sealed heating circuit. Without a dedicated collection vessel, this glycol would enter the drainage system — which is environmentally unacceptable and, in most cases, contrary to water regulations.\u003c\/p\u003e\n  \u003cp\u003eThe Vaillant Solar Discharge Vessel \u003cstrong\u003esafely captures and retains this glycol discharge\u003c\/strong\u003e, protecting the drainage system and allowing the installer or homeowner to inspect the volume of discharge — a useful indicator of system health. With a \u003cstrong\u003e9.7 L usable capacity\u003c\/strong\u003e and a slim wall-mounted profile, it fits neatly in the plant room alongside the heat pump. Where a larger collection capacity is required, \u003cstrong\u003emultiple vessels can be connected vertically in series\u003c\/strong\u003e. Supplied complete with \u003cstrong\u003e2 screws and 2 wall plugs\u003c\/strong\u003e, installation is straightforward.\u003c\/p\u003e\n\n  \u003c!-- STAT STRIP --\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:24px 0;\"\u003e\n    \u003cdiv style=\"flex:1;min-width:130px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e9.7 L\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eCollection Capacity\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:130px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003e1.04 kg\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eNet Weight\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:130px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003eWall\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eMounted — fixings included\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1;min-width:130px;background:#008377CF;color:#fff;border-radius:8px;padding:16px 12px;text-align:center;\"\u003e\n      \u003cdiv style=\"font-size:26px;font-weight:700;\"\u003eSeries\u003c\/div\u003e\n      \u003cdiv style=\"font-size:13px;margin-top:4px;\"\u003eFit vertically for greater capacity\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: AMBER — COMPATIBILITY --\u003e\n  \u003cdiv style=\"background:#fffbea;border-left:5px solid #e6a817;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#b37d00;\"\u003e⚠ Compatibility Note\u003c\/strong\u003e\u003cbr\u003e\n    This discharge vessel is \u003cstrong\u003especified as an accessory for Vaillant aroTHERM plus and aroTHERM split air-source heat pump systems\u003c\/strong\u003e. It is listed in the Vaillant aroTHERM plus Installer's Quick Guide as the designated discharge vessel for these systems. Always confirm compatibility with the specific system design with reference to the relevant Vaillant installation documentation before fitting. Installation should be carried out by a competent, qualified heating engineer.\n  \u003c\/div\u003e\n\n  \u003c!-- CALLOUT: TEAL — PRV EXPLANATION --\u003e\n  \u003cdiv style=\"background:#e6f4f3;border-left:5px solid #008377CF;padding:14px 18px;border-radius:6px;margin:20px 0;\"\u003e\n    \u003cstrong style=\"color:#005c54;\"\u003eℹ Why a Discharge Vessel Is Needed\u003c\/strong\u003e\u003cbr\u003e\n    Vaillant aroTHERM heat pump systems use a \u003cstrong\u003eglycol-based antifreeze mix\u003c\/strong\u003e in the sealed heating circuit to prevent freezing in low ambient temperatures. Heat pump circuits are sealed and pressurised; if system pressure exceeds the PRV setting, the valve opens and releases fluid. Because \u003cstrong\u003eglycol must not be discharged into surface water drainage\u003c\/strong\u003e (it is harmful to aquatic life and regulated under environmental legislation), a dedicated discharge vessel is required to capture and contain it safely. The collected glycol can then be disposed of correctly or the cause of the pressure rise investigated.\n  \u003c\/div\u003e\n\n  \u003c!-- FEATURES GRID --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eKey Features \u0026amp; Benefits\u003c\/div\u003e\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;padding:16px 0;\"\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eGlycol Capture — Protects Drainage Systems\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eWhen the system PRV opens, the discharge vessel \u003cstrong\u003esafely collects and retains the released glycol antifreeze\u003c\/strong\u003e, preventing it from entering surface water drains or watercourses. This protects the environment, keeps the system compliant with water regulations, and allows the collected discharge to be inspected and disposed of correctly.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003e9.7 L Capacity — Wall-Mounted Profile\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eThe vessel offers a \u003cstrong\u003e9.7 L collection capacity\u003c\/strong\u003e in a compact, wall-mounted body measuring just 305 × 393 × 153 mm. The slim profile minimises the space required in the plant room and sits neatly alongside aroTHERM indoor components. \u003cstrong\u003eTwo screws and two wall plugs are supplied\u003c\/strong\u003e for straightforward secure wall fixing.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eExpandable — Vertical Series Connection\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eWhere system design requires a \u003cstrong\u003elarger total collection capacity\u003c\/strong\u003e, multiple vessels can be \u003cstrong\u003econnected vertically in series\u003c\/strong\u003e. This provides flexibility for larger aroTHERM installations or systems with higher glycol volumes, without needing a single oversized vessel.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"flex:1;min-width:260px;background:#f0faf9;border:1px solid #c8e6e3;border-radius:8px;padding:18px;\"\u003e\n      \u003cdiv style=\"font-weight:700;font-size:15px;border-bottom:2px solid #008377CF;padding-bottom:6px;margin-bottom:10px;\"\u003eGenuine Vaillant Accessory\u003c\/div\u003e\n      \u003cp style=\"margin:0;\"\u003eSupplied by Vaillant and \u003cstrong\u003elisted in the official aroTHERM plus Installer's Quick Guide\u003c\/strong\u003e as the designated discharge vessel for these systems. Using a genuine Vaillant accessory ensures correct compatibility and fit, supports system warranty, and confirms the installation meets Vaillant's own design and commissioning standards.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- SPEC TABLE --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eTechnical Specifications\u003c\/div\u003e\n  \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;width:45%;\"\u003eVaillant Article Number (MPN)\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e0020145563 (also referenced as 20145563)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eEAN\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e4024074649695\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eCollection Capacity\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e9.7 litres\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eWidth (mm)\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e305\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eDepth (mm)\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e393\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eHeight (mm)\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e153\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eNet Weight (kg)\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e1.04\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eGross Weight inc. Packaging (kg)\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003e1.24\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eMounting\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003eWall-mounted (vertical)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eSeries Fitting\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003eYes — multiple vessels can be connected vertically in series\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eSupplied With\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003eSolar discharge vessel, 2 × screws, 2 × wall plugs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#fff;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eCompatible Systems\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003eVaillant aroTHERM plus, aroTHERM split air-source heat pump systems\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background:#f0faf9;\"\u003e\n        \u003ctd style=\"padding:9px 14px;font-weight:700;\"\u003eFunction\u003c\/td\u003e\n        \u003ctd style=\"padding:9px 14px;\"\u003eCollects heating system glycol on PRV opening — prevents glycol discharge into drainage\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003c!-- FAQ --\u003e\n  \u003cdiv style=\"background:#008377CF;color:#fff;padding:10px 16px;border-radius:6px 6px 0 0;font-weight:700;font-size:16px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhat is the Vaillant Solar Discharge Vessel used for?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eThe vessel is designed to \u003cstrong\u003ecollect glycol antifreeze discharged from a Vaillant aroTHERM heat pump system's Pressure Relief Valve (PRV)\u003c\/strong\u003e when the PRV opens. Because glycol must not enter the surface water drainage system — it is environmentally regulated — this vessel captures the discharged fluid safely. The collected glycol can then be inspected (to help diagnose why the PRV opened) and disposed of responsibly.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eIs this vessel mandatory for an aroTHERM heat pump installation?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eYes, in practice. Vaillant \u003cstrong\u003elists the discharge vessel (0020145563) in the official aroTHERM plus Installer's Quick Guide\u003c\/strong\u003e as the designated accessory for managing PRV discharge from glycol-filled systems. Environmental regulations in the UK restrict glycol from entering surface water drains, making a collection vessel a practical and regulatory requirement in aroTHERM heat pump installations.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eCan the 9.7 L capacity be increased?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eYes. Where a larger collection capacity is required, \u003cstrong\u003emultiple vessels can be connected vertically in series\u003c\/strong\u003e. This allows installers to size the total discharge capacity to match the glycol volume in the system, without requiring a single large vessel. The slim wall-mounted profile of each unit makes series fitting practical in most plant room configurations.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#f0faf9;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhy does an aroTHERM heat pump use glycol rather than plain water?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eVaillant aroTHERM heat pumps use a \u003cstrong\u003eglycol-based antifreeze solution in their sealed heating circuit\u003c\/strong\u003e to prevent the system water from freezing during cold weather operation — including during defrost cycles when the heat pump is actively managing ice formation on the outdoor unit. Glycol also provides corrosion inhibition in the sealed circuit. This is standard practice for air-source heat pump systems operating in UK climates.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails style=\"border:1px solid #c8e6e3;border-top:none;padding:14px 16px;background:#fff;border-radius:0 0 6px 6px;\"\u003e\n    \u003csummary style=\"font-weight:700;cursor:pointer;color:#005c54;\"\u003eWhy is glycol not permitted to enter the drainage system?\u003c\/summary\u003e\n    \u003cp style=\"margin:10px 0 0;\"\u003eEthylene glycol and propylene glycol — both used as antifreeze in heating systems — are \u003cstrong\u003eharmful to aquatic life\u003c\/strong\u003e if discharged into watercourses, and their disposal into surface water drains is restricted under UK environmental regulations. Heating glycol also typically contains corrosion inhibitors which add further regulated substances. A discharge vessel ensures all released glycol is captured for proper disposal, keeping the installation compliant with both water regulations and environmental legislation.\u003c\/p\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":64702110695773,"sku":"20145563","price":89.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantSolarDischargeVessel.png?v=1778847443"},{"product_id":"vaillant-ecotec-pro-28-combi-boiler-horizontal-flue-vsmart-combi-control-pack","title":"Vaillant ecoTEC Pro 28 Combi Boiler, Horizontal Flue \u0026 vSMART Combi Control Pack","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#222;\"\u003e\n\u003cdiv style=\"line-height:1.65;color:#222;margin-bottom:20px;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Pro 28\u003c\/strong\u003e is a wall-hung, room-sealed condensing \u003cstrong\u003ecombination boiler\u003c\/strong\u003e rated at 28kW, supplied here as a complete bundle with the \u003cstrong\u003eVaillant Standard Horizontal Flue Kit (0010039324)\u003c\/strong\u003e and the \u003cstrong\u003evSMART Wi-Fi Combi Control Pack (20223154)\u003c\/strong\u003e. Built around a patented \u003cstrong\u003estainless steel main and secondary heat exchanger\u003c\/strong\u003e, the ecoTEC Pro delivers wide modulation of up to \u003cstrong\u003e1:5\u003c\/strong\u003e, Quiet Mark-accredited operation, and a fully front-accessible layout that keeps servicing straightforward. The vSMART control adds internet-connected \u003cstrong\u003eweather compensation\u003c\/strong\u003e and app-based scheduling, taking the system to \u003cstrong\u003eErP Class VI\u003c\/strong\u003e for a 4% efficiency uplift over an on\/off room thermostat.\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e28kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eCombi Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e6.9 – 25.9 kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eCH Output Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eA \/ A\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Rating (Htg\/HW)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e7 yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eGuarantee (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e1:5\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fdecea;border-left:5px solid #c0392b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#8a1f13;font-size:14px;margin-bottom:5px;\"\u003eGas Safe Registration Required\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eInstallation, commissioning and servicing of this boiler must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e. The horizontal flue must be positioned in accordance with the clearances set out in the manufacturer's installation instructions, and a Benchmark commissioning checklist must be completed and left with the end user.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e6;border-left:5px solid #b8860b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#7a5900;font-size:14px;margin-bottom:5px;\"\u003eBundle Contents \u0026amp; Compatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThis listing supplies three separate boxed items designed to be installed together: the \u003cstrong\u003eecoTEC Pro 28 boiler\u003c\/strong\u003e (article 0010021837), the \u003cstrong\u003e0010039324 Standard Horizontal Flue Kit\u003c\/strong\u003e (990mm, 60\/100mm, includes elbow and wall terminal), and the \u003cstrong\u003evSMART Combi Control Pack (20223154)\u003c\/strong\u003e, which connects via eBUS. The vSMART control communicates over your home Wi-Fi network — a working internet connection is required at the installation address for weather compensation and app control to function.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eWhy This Bundle\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eStainless Steel Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe \u003cstrong\u003epatented stainless steel main and secondary heat exchanger\u003c\/strong\u003e resists corrosion from acidic condensate far better than aluminium equivalents, supporting long-term reliability and a straightforward path to the 7-year Advance guarantee.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eWide 1:5 Modulation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe burner modulates down to a low minimum output, so the boiler can idle gently on mild days rather than short-cycling. This keeps the 28kW unit comfortable across up to 12 radiators, 2 bathrooms without wasting gas on oversized bursts of heat.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003evSMART Weather Compensation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled vSMART thermostat pulls local weather data over Wi-Fi and continuously trims the boiler's flow temperature to match outdoor conditions, cutting energy use versus a standard on\/off room thermostat while self-learning the building's heat-up characteristics.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eQuiet Mark Accreditation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eIndependently recognised as one of the quietest boilers on the market, making the ecoTEC Pro well suited to kitchen or hallway cupboard installations close to living spaces.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003ePush-Fit 60\/100 Flue System\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled horizontal flue kit uses tool-free push-fit joints and is fully compatible with the wider Vaillant 60\/100 extension, elbow and plume management range, simplifying non-standard wall terminations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eFront-Accessible Servicing\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eAll major components can be replaced from the front of the boiler, with removable side panels providing extra access — reducing labour time on future maintenance visits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eTechnical Specification\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;margin:18px 0 26px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010021837\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlue kit article number\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010039324 (60\/100mm, 990mm length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl pack article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e20223154 (vSMART Wi-Fi Combi Pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler type\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWall-hung, room-sealed, fan-assisted condensing combi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e720 x 440 x 338 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eGuarantee\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e2 years standard; 7 years free when registered via Vaillant Advance (10 years for £150+VAT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eHeating Performance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (50\/30°C, condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e6.9 – 25.9 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (80\/60°C, non-condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e6.2 – 24.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum flow temperature\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlow temperature range\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e30 – 80°C (75°C factory setting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eModulation ratio\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e1:5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eDomestic Hot Water\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDHW flow rate (ΔT = 35K)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e11.1 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDHW flow rate (ΔT = 42K)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e9.3 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003ePerformance \u0026amp; Emissions\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eErP efficiency (Heating \/ DHW)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e94% \/ A rated, A \/ A+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNOx emissions (EN 15502-2-1)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e28 mg\/kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eSound power (ErP)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e49 dBa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler lift weight (dry)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e39.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eFlue \u0026amp; Clearances\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum horizontal flue length (60\/100)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e12 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, sides\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, top (60\/100 flue)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e165 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, below\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, front\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e500 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003evSMART Control Pack\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl class\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eErP Class VI (+4% system efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eHome Wi-Fi, app control for iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eKey functions\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWeather compensation, self-learning, remote scheduling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eCompatible boilers\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eFull Vaillant ecoTEC combi range via eBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:18px 0 10px;\"\u003e\n\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDoes this listing include the boiler, flue, and control, or do I need to buy them separately?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eAll three items are included in this single listing: the ecoTEC Pro 28 boiler (0010021837), the 0010039324 horizontal flue kit, and the 20223154 vSMART control pack.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eIs the horizontal flue kit long enough for my installation, or will I need extensions?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe bundled kit provides a 990mm length, suitable for a standard straight-through wall termination. Longer routes, additional elbows, or vertical termination require separate Vaillant 60\/100 extension and elbow accessories, sold separately.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDo I need an internet connection for the vSMART control to work?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eYes. The vSMART control communicates with the boiler via eBUS but requires a home Wi-Fi connection for weather compensation, remote app access, and self-learning functions to operate.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I install this boiler myself?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNo. UK law requires that all gas boiler installation, commissioning and servicing work is carried out by a Gas Safe registered engineer.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhat size property is the ecoTEC Pro 28 suitable for?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eWith a central heating output range of 6.9 – 25.9 kW, the ecoTEC Pro 28 is best suited to properties with up to 12 radiators, 2 bathrooms, subject to a proper heat loss calculation.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eHow is the guarantee extended from 2 years to 7 years?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe boiler carries a standard 2-year guarantee. Registering the installation through Vaillant Advance extends this to 7 years free of charge, with a further paid upgrade to 10 years available for £150 + VAT.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":65136109551965,"sku":"10021837-0010039324-20223154","price":1733.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECProCombiBoilerHorizontalFlueandvSMARTCombiControlPack.jpg?v=1783058646"},{"product_id":"vaillant-ecotec-pro-24-combi-boiler-horizontal-flue-vsmart-combi-control-pack","title":"Vaillant ecoTEC Pro 24 Combi Boiler, Horizontal Flue \u0026 vSMART Combi Control Pack","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#222;\"\u003e\n\u003cdiv style=\"line-height:1.65;color:#222;margin-bottom:20px;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Pro 24\u003c\/strong\u003e is a wall-hung, room-sealed condensing \u003cstrong\u003ecombination boiler\u003c\/strong\u003e rated at 24kW, supplied here as a complete bundle with the \u003cstrong\u003eVaillant Standard Horizontal Flue Kit (0010039324)\u003c\/strong\u003e and the \u003cstrong\u003evSMART Wi-Fi Combi Control Pack (20223154)\u003c\/strong\u003e. Built around a patented \u003cstrong\u003estainless steel main and secondary heat exchanger\u003c\/strong\u003e, the ecoTEC Pro delivers wide modulation of up to \u003cstrong\u003e1:5\u003c\/strong\u003e, Quiet Mark-accredited operation, and a fully front-accessible layout that keeps servicing straightforward. The vSMART control adds internet-connected \u003cstrong\u003eweather compensation\u003c\/strong\u003e and app-based scheduling, taking the system to \u003cstrong\u003eErP Class VI\u003c\/strong\u003e for a 4% efficiency uplift over an on\/off room thermostat.\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e24kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eCombi Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e5.9 – 24.8 kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eCH Output Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eA \/ A\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Rating (Htg\/HW)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e7 yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eGuarantee (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e1:5\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fdecea;border-left:5px solid #c0392b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#8a1f13;font-size:14px;margin-bottom:5px;\"\u003eGas Safe Registration Required\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eInstallation, commissioning and servicing of this boiler must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e. The horizontal flue must be positioned in accordance with the clearances set out in the manufacturer's installation instructions, and a Benchmark commissioning checklist must be completed and left with the end user.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e6;border-left:5px solid #b8860b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#7a5900;font-size:14px;margin-bottom:5px;\"\u003eBundle Contents \u0026amp; Compatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThis listing supplies three separate boxed items designed to be installed together: the \u003cstrong\u003eecoTEC Pro 24 boiler\u003c\/strong\u003e (article 0010021836), the \u003cstrong\u003e0010039324 Standard Horizontal Flue Kit\u003c\/strong\u003e (990mm, 60\/100mm, includes elbow and wall terminal), and the \u003cstrong\u003evSMART Combi Control Pack (20223154)\u003c\/strong\u003e, which connects via eBUS. The vSMART control communicates over your home Wi-Fi network — a working internet connection is required at the installation address for weather compensation and app control to function.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eWhy This Bundle\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eStainless Steel Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe \u003cstrong\u003epatented stainless steel main and secondary heat exchanger\u003c\/strong\u003e resists corrosion from acidic condensate far better than aluminium equivalents, supporting long-term reliability and a straightforward path to the 7-year Advance guarantee.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eWide 1:5 Modulation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe burner modulates down to a low minimum output, so the boiler can idle gently on mild days rather than short-cycling. This keeps the 24kW unit comfortable across up to 10 radiators, 1–2 bathrooms without wasting gas on oversized bursts of heat.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003evSMART Weather Compensation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled vSMART thermostat pulls local weather data over Wi-Fi and continuously trims the boiler's flow temperature to match outdoor conditions, cutting energy use versus a standard on\/off room thermostat while self-learning the building's heat-up characteristics.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eQuiet Mark Accreditation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eIndependently recognised as one of the quietest boilers on the market, making the ecoTEC Pro well suited to kitchen or hallway cupboard installations close to living spaces.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003ePush-Fit 60\/100 Flue System\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled horizontal flue kit uses tool-free push-fit joints and is fully compatible with the wider Vaillant 60\/100 extension, elbow and plume management range, simplifying non-standard wall terminations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eFront-Accessible Servicing\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eAll major components can be replaced from the front of the boiler, with removable side panels providing extra access — reducing labour time on future maintenance visits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eTechnical Specification\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;margin:18px 0 26px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010021836\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlue kit article number\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010039324 (60\/100mm, 990mm length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl pack article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e20223154 (vSMART Wi-Fi Combi Pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler type\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWall-hung, room-sealed, fan-assisted condensing combi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e720 x 440 x 338 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eGuarantee\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e2 years standard; 7 years free when registered via Vaillant Advance (10 years for £150+VAT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eHeating Performance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (50\/30°C, condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e5.9 – 24.8 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (80\/60°C, non-condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e5.2 – 23.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum flow temperature\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlow temperature range\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e30 – 80°C (75°C factory setting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eModulation ratio\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e1:5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eDomestic Hot Water\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDHW flow rate (ΔT = 35K)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e9.6 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDHW flow rate (ΔT = 42K)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e8.0 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003ePerformance \u0026amp; Emissions\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eErP efficiency (Heating \/ DHW)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e94% \/ A rated, A \/ A+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNOx emissions (EN 15502-2-1)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e27 mg\/kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eSound power (ErP)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e49 dBa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler lift weight (dry)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e39.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eFlue \u0026amp; Clearances\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum horizontal flue length (60\/100)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e12 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, sides\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, top (60\/100 flue)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e165 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, below\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, front\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e500 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003evSMART Control Pack\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl class\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eErP Class VI (+4% system efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eHome Wi-Fi, app control for iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eKey functions\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWeather compensation, self-learning, remote scheduling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eCompatible boilers\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eFull Vaillant ecoTEC combi range via eBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:18px 0 10px;\"\u003e\n\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDoes this listing include the boiler, flue, and control, or do I need to buy them separately?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eAll three items are included in this single listing: the ecoTEC Pro 24 boiler (0010021836), the 0010039324 horizontal flue kit, and the 20223154 vSMART control pack.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eIs the horizontal flue kit long enough for my installation, or will I need extensions?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe bundled kit provides a 990mm length, suitable for a standard straight-through wall termination. Longer routes, additional elbows, or vertical termination require separate Vaillant 60\/100 extension and elbow accessories, sold separately.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDo I need an internet connection for the vSMART control to work?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eYes. The vSMART control communicates with the boiler via eBUS but requires a home Wi-Fi connection for weather compensation, remote app access, and self-learning functions to operate.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I install this boiler myself?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNo. UK law requires that all gas boiler installation, commissioning and servicing work is carried out by a Gas Safe registered engineer.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhat size property is the ecoTEC Pro 24 suitable for?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eWith a central heating output range of 5.9 – 24.8 kW, the ecoTEC Pro 24 is best suited to properties with up to 10 radiators, 1–2 bathrooms, subject to a proper heat loss calculation.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eHow is the guarantee extended from 2 years to 7 years?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe boiler carries a standard 2-year guarantee. Registering the installation through Vaillant Advance extends this to 7 years free of charge, with a further paid upgrade to 10 years available for £150 + VAT.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":65136157884765,"sku":"10021836-0010039324-20223154","price":1637.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECProCombiBoilerHorizontalFlueandvSMARTCombiControlPack.jpg?v=1783058646"},{"product_id":"vaillant-ecotec-pro-30-combi-boiler-horizontal-flue-vsmart-combi-control-pack","title":"Vaillant ecoTEC Pro 30 Combi Boiler, Horizontal Flue \u0026 vSMART Combi Control Pack","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#222;\"\u003e\n\u003cdiv style=\"line-height:1.65;color:#222;margin-bottom:20px;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Pro 30\u003c\/strong\u003e is a wall-hung, room-sealed condensing \u003cstrong\u003ecombination boiler\u003c\/strong\u003e rated at 30kW, supplied here as a complete bundle with the \u003cstrong\u003eVaillant Standard Horizontal Flue Kit (0010039324)\u003c\/strong\u003e and the \u003cstrong\u003evSMART Wi-Fi Combi Control Pack (20223154)\u003c\/strong\u003e. Built around a patented \u003cstrong\u003estainless steel main and secondary heat exchanger\u003c\/strong\u003e, the ecoTEC Pro delivers wide modulation of up to \u003cstrong\u003e1:5\u003c\/strong\u003e, Quiet Mark-accredited operation, and a fully front-accessible layout that keeps servicing straightforward. The vSMART control adds internet-connected \u003cstrong\u003eweather compensation\u003c\/strong\u003e and app-based scheduling, taking the system to \u003cstrong\u003eErP Class VI\u003c\/strong\u003e for a 4% efficiency uplift over an on\/off room thermostat.\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e30kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eCombi Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e6.9 – 25.7 kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eCH Output Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eA \/ A\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Rating (Htg\/HW)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e7 yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eGuarantee (Advance)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e1:5\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eModulation Ratio\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fdecea;border-left:5px solid #c0392b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#8a1f13;font-size:14px;margin-bottom:5px;\"\u003eGas Safe Registration Required\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eInstallation, commissioning and servicing of this boiler must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e. The horizontal flue must be positioned in accordance with the clearances set out in the manufacturer's installation instructions, and a Benchmark commissioning checklist must be completed and left with the end user.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e6;border-left:5px solid #b8860b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#7a5900;font-size:14px;margin-bottom:5px;\"\u003eBundle Contents \u0026amp; Compatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThis listing supplies three separate boxed items designed to be installed together: the \u003cstrong\u003eecoTEC Pro 30 boiler\u003c\/strong\u003e (article 0010016538), the \u003cstrong\u003e0010039324 Standard Horizontal Flue Kit\u003c\/strong\u003e (990mm, 60\/100mm, includes elbow and wall terminal), and the \u003cstrong\u003evSMART Combi Control Pack (20223154)\u003c\/strong\u003e, which connects via eBUS. The vSMART control communicates over your home Wi-Fi network — a working internet connection is required at the installation address for weather compensation and app control to function.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eWhy This Bundle\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eStainless Steel Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe \u003cstrong\u003epatented stainless steel main and secondary heat exchanger\u003c\/strong\u003e resists corrosion from acidic condensate far better than aluminium equivalents, supporting long-term reliability and a straightforward path to the 7-year Advance guarantee.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eWide 1:5 Modulation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe burner modulates down to a low minimum output, so the boiler can idle gently on mild days rather than short-cycling. This keeps the 30kW unit comfortable across up to 14 radiators, 2 bathrooms without wasting gas on oversized bursts of heat.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003evSMART Weather Compensation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled vSMART thermostat pulls local weather data over Wi-Fi and continuously trims the boiler's flow temperature to match outdoor conditions, cutting energy use versus a standard on\/off room thermostat while self-learning the building's heat-up characteristics.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eQuiet Mark Accreditation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eIndependently recognised as one of the quietest boilers on the market, making the ecoTEC Pro well suited to kitchen or hallway cupboard installations close to living spaces.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003ePush-Fit 60\/100 Flue System\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled horizontal flue kit uses tool-free push-fit joints and is fully compatible with the wider Vaillant 60\/100 extension, elbow and plume management range, simplifying non-standard wall terminations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eFront-Accessible Servicing\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eAll major components can be replaced from the front of the boiler, with removable side panels providing extra access — reducing labour time on future maintenance visits.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eTechnical Specification\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;margin:18px 0 26px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010016538\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlue kit article number\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010039324 (60\/100mm, 990mm length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl pack article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e20223154 (vSMART Wi-Fi Combi Pack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler type\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWall-hung, room-sealed, fan-assisted condensing combi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e720 x 440 x 338 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eGuarantee\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e2 years standard; 7 years free when registered via Vaillant Advance (10 years for £150+VAT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eHeating Performance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (50\/30°C, condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e6.9 – 25.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (80\/60°C, non-condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e8.0 – 24.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum flow temperature\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlow temperature range\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e30 – 80°C (75°C factory setting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eModulation ratio\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e1:5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eDomestic Hot Water\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDHW flow rate (ΔT = 35K)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e12.3 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDHW flow rate (ΔT = 42K)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e10.2 l\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003ePerformance \u0026amp; Emissions\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eErP efficiency (Heating \/ DHW)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e94% \/ A rated, A \/ A+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNOx emissions (EN 15502-2-1)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e30 mg\/kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eSound power (ErP)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e49 dBa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler lift weight (dry)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e39.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eFlue \u0026amp; Clearances\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum horizontal flue length (60\/100)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e12 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, sides\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, top (60\/100 flue)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e165 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, below\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, front\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e500 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003evSMART Control Pack\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl class\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eErP Class VI (+4% system efficiency)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eHome Wi-Fi, app control for iOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eKey functions\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWeather compensation, self-learning, remote scheduling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eCompatible boilers\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eFull Vaillant ecoTEC combi range via eBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:18px 0 10px;\"\u003e\n\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDoes this listing include the boiler, flue, and control, or do I need to buy them separately?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eAll three items are included in this single listing: the ecoTEC Pro 30 boiler (0010016538), the 0010039324 horizontal flue kit, and the 20223154 vSMART control pack.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eIs the horizontal flue kit long enough for my installation, or will I need extensions?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe bundled kit provides a 990mm length, suitable for a standard straight-through wall termination. Longer routes, additional elbows, or vertical termination require separate Vaillant 60\/100 extension and elbow accessories, sold separately.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDo I need an internet connection for the vSMART control to work?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eYes. The vSMART control communicates with the boiler via eBUS but requires a home Wi-Fi connection for weather compensation, remote app access, and self-learning functions to operate.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I install this boiler myself?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNo. UK law requires that all gas boiler installation, commissioning and servicing work is carried out by a Gas Safe registered engineer.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhat size property is the ecoTEC Pro 30 suitable for?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eWith a central heating output range of 6.9 – 25.7 kW, the ecoTEC Pro 30 is best suited to properties with up to 14 radiators, 2 bathrooms, subject to a proper heat loss calculation.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eHow is the guarantee extended from 2 years to 7 years?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe boiler carries a standard 2-year guarantee. Registering the installation through Vaillant Advance extends this to 7 years free of charge, with a further paid upgrade to 10 years available for £150 + VAT.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":65136169615709,"sku":"10021838-0010039324-20223154","price":1795.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECProCombiBoilerHorizontalFlueandvSMARTCombiControlPack.jpg?v=1783058646"},{"product_id":"vaillant-ecotec-plus-424-lpg-erp-open-vent-boiler-c-w-horizontal-flue","title":"Vaillant ecoTEC Plus 424 LPG (ErP) Open Vent Boiler c\/w Horizontal Flue","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#222;\"\u003e\n\u003cdiv style=\"line-height:1.65;color:#222;margin-bottom:20px;\"\u003eThe \u003cstrong\u003eVaillant ecoTEC Plus 424 LPG\u003c\/strong\u003e is a wall-hung, room-sealed condensing \u003cstrong\u003eopen vent (heat-only) boiler\u003c\/strong\u003e rated at 24kW, purpose-built for \u003cstrong\u003eLPG\u003c\/strong\u003e installations such as off-grid properties and static caravans, and supplied here complete with the \u003cstrong\u003eVaillant Standard Horizontal Flue Kit (0010039324)\u003c\/strong\u003e. Designed for traditional open-vented heating systems with a feed-and-expansion cistern, it pairs a \u003cstrong\u003ehigh-specification aluminium heat exchanger\u003c\/strong\u003e with electronic self-setting gas and air modulation for precise, low-emission combustion. At just \u003cstrong\u003e602 x 375 x 316mm\u003c\/strong\u003e, it is one of the most compact open vent boilers Vaillant produces, making it a practical drop-in replacement for older LPG gravity or pumped systems.\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e24kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eHeat Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e94%\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e8.0 – 25.7kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eModulation Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eA\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Rating (Heating)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e2 yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eGuarantee (Standard)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e23.8kg\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eLift Weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fdecea;border-left:5px solid #c0392b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#8a1f13;font-size:14px;margin-bottom:5px;\"\u003eGas Safe Registration \u0026amp; LPG Installation Requirements\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThis is an \u003cstrong\u003eLPG-specific\u003c\/strong\u003e boiler and must only be installed, commissioned and serviced by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e holding the relevant LPG qualification (e.g. CCLP1). It must not be connected to a natural gas supply. The horizontal flue terminal must be positioned in accordance with the clearances in the manufacturer's flue installation instructions, and a Benchmark commissioning checklist must be completed and left with the end user.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e6;border-left:5px solid #b8860b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#7a5900;font-size:14px;margin-bottom:5px;\"\u003eOpen Vent System — Check Compatibility Before Ordering\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThis is an \u003cstrong\u003eopen vent (heat-only) boiler\u003c\/strong\u003e, not a combi or sealed system boiler. It is designed to work with an existing open-vented heating system incorporating a feed-and-expansion cistern in the loft, and a separate hot water cylinder. It does not supply domestic hot water directly and does not include a pump, cylinder, or expansion vessel. Confirm your system type before ordering.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eWhy This Bundle\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003ePurpose-Built for LPG\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eFactory-configured for \u003cstrong\u003eliquefied petroleum gas\u003c\/strong\u003e rather than field-converted, this model is the correct specification for off-gas-grid properties, rural conversions, and static caravan installations running on LPG.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eAluminium Heat Exchanger\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eA \u003cstrong\u003ehigh-specification aluminium heat exchanger\u003c\/strong\u003e is designed for a longer service life, easier maintenance access, and reduced running costs across the boiler's working life.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eElectronic Self-Setting Combustion\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe \u003cstrong\u003eelectronic gas and air modulation system\u003c\/strong\u003e automatically fine-tunes the air-to-gas ratio as the burner modulates, improving combustion efficiency and cutting emissions without manual recommissioning.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eWide 1:5 Modulation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eNominal output modulates from as low as 8.0kW up to 25.7kW, letting the boiler match output closely to demand rather than cycling on and off at full power.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eCompact Footprint\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eAt 602 x 375 x 316mm, the ecoTEC Plus 424 is small enough for kitchen cupboard installation, easing replacement of older, bulkier open vent boilers in tight spaces.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003ePush-Fit 60\/100 Horizontal Flue Included\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe bundled 0010039324 flue kit uses tool-free push-fit joints and is compatible with the wider Vaillant 60\/100 extension, elbow and plume management accessory range.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eTechnical Specification\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;margin:18px 0 26px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler article number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0020231355\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlue kit article number\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0010039324 (60\/100mm, 990mm length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler type\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWall-hung, room-sealed, fan-assisted condensing open vent (heat-only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eGas type\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eLPG (propane, G31) — factory set, not field-convertible from natural gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e602 x 375 x 316 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eGuarantee\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e2 years standard; upgradeable to 5 years via Vaillant Advance, 10 years with Boiler Protection Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eHeating Performance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (50\/30°C, condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e8.0 – 25.7 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNominal heat output range (80\/60°C, non-condensing)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e7.6 – 24.3 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum flow temperature\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eFlow temperature range\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e10 – 80°C (75°C factory setting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eApproximate condensate volume (50\/30°C)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e3.06 litres\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003ePerformance \u0026amp; Emissions\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eErP efficiency (Heating)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e94% \/ A rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eNOx emissions (EN 15502-2-1)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e35 mg\/kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eSound power (ErP)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e49 dBa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eBoiler lift weight (dry)\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e23.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eFlue \u0026amp; Clearances\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMaximum horizontal flue length (60\/100)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e0.7 m (LPG-specific limit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, sides\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, top (60\/100 flue)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, below\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e150 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eMinimum clearance, front\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e600 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:18px 0 10px;\"\u003e\n\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eIs this the same boiler as the natural gas ecoTEC Plus 424?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNo. This is a dedicated LPG variant (article 0020231355), factory set for propane (G31) operation. It carries a different article number to the natural gas ecoTEC Plus 424 (0010021223) and must not be run on natural gas without a manufacturer-approved conversion.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDoes this boiler supply hot water?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNo. This is an open vent heat-only boiler for central heating. Domestic hot water is provided by a separate hot water cylinder connected to the same open-vented system, not by the boiler itself.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhy is the maximum horizontal flue length so much shorter than the natural gas version?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eVaillant's technical data sheet specifies a maximum horizontal 60\/100 flue length of 0.7m for the LPG variant of the ecoTEC Plus 424, considerably shorter than the 10m permitted on the equivalent natural gas model. Plan the flue route accordingly before ordering extensions.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhat system components do I need in addition to this bundle?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eAs an open vent boiler, you will also need a feed-and-expansion cistern, open vent and cold feed pipework, a separate pump if not integral, and a hot water cylinder — none of which are included in this listing.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I install this boiler myself?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eNo. UK law requires that all gas boiler installation, commissioning and servicing work is carried out by a Gas Safe registered engineer holding the appropriate LPG qualification.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eIs the horizontal flue kit long enough for my installation?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe bundled 0010039324 kit provides a 990mm physical length, but the maximum permitted total flue run on this LPG model is only 0.7m including elbows — check your wall thickness and termination position carefully before ordering additional extensions.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":65136195961181,"sku":"20231355","price":1895.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantecoTECPlus424LPGErPOpenVentBoilercwHorizontalFlue.jpg?v=1783059629"},{"product_id":"vaillant-vsmart-internet-room-thermostat-combi-pack","title":"Vaillant vSMART Internet Room Thermostat - Combi Pack","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#222;\"\u003e\n\u003cdiv style=\"line-height:1.65;color:#222;margin-bottom:20px;\"\u003eThe \u003cstrong\u003eVaillant vSMART\u003c\/strong\u003e is an \u003cstrong\u003einternet-connected room thermostat\u003c\/strong\u003e that gives full smartphone control over heating and hot water for the entire Vaillant ecoTEC combi boiler range. Communicating with the boiler over \u003cstrong\u003eeBUS\u003c\/strong\u003e and with the outside world over the home Wi-Fi network, vSMART delivers \u003cstrong\u003eweather compensation\u003c\/strong\u003e, self-learning of the building's heating characteristics, and app-based scheduling — taking a compatible system to \u003cstrong\u003eErP Class VI\u003c\/strong\u003e, a 4% efficiency improvement over a standard on\/off room thermostat.\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eClass VI\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eErP Control Class\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e+4%\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eSystem Efficiency Gain\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eeBUS\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eBoiler Communication\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eWi-Fi\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eConnectivity\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003eiOS \/ Android\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eApp Support\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;background:#008377CF;color:#fff;border-radius:8px;padding:14px 10px;text-align:center;\"\u003e\n\u003cdiv style=\"font-size:19px;font-weight:800;line-height:1.15;\"\u003e2 yrs\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;opacity:.92;margin-top:4px;\"\u003eGuarantee\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fff8e6;border-left:5px solid #b8860b;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#7a5900;font-size:14px;margin-bottom:5px;\"\u003eCompatibility\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe vSMART Combi Pack is designed for the full range of \u003cstrong\u003eVaillant ecoTEC combi boilers\u003c\/strong\u003e communicating via \u003cstrong\u003eeBUS\u003c\/strong\u003e. A working home Wi-Fi connection is required at the installation address for weather compensation, remote app access, and self-learning functions to operate — the thermostat can still provide basic on\/off room temperature control without Wi-Fi.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:5px solid #008377CF;border-radius:0 8px 8px 0;padding:14px 18px;margin:16px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14px;margin-bottom:5px;\"\u003eHow It Works\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eOnce connected to the home Wi-Fi network, vSMART pulls local \u003cstrong\u003eweather data\u003c\/strong\u003e and continuously adjusts the boiler's flow temperature to match outdoor conditions, rather than simply switching the boiler on and off around a fixed room setpoint. From the moment it's installed, it begins learning the thermal behaviour of the property — how quickly it heats up and cools down — to fine-tune when the boiler needs to fire to hit the desired temperature at the desired time.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eWhy vSMART\u003c\/div\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0 26px;\"\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eWeather Compensation\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eUses internet weather data to modulate the boiler's flow temperature in response to outdoor conditions, reducing unnecessary energy use on milder days while maintaining comfort in cold snaps.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eSelf-Learning Technology\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003evSMART begins learning the thermal behaviour of the building from the moment it's installed, adjusting start times so the property reaches the desired temperature exactly when needed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eErP Class VI Control\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eAs a \u003cstrong\u003eClass 6\u003c\/strong\u003e control under the ErP directive, vSMART contributes a \u003cstrong\u003e4% system efficiency increase\u003c\/strong\u003e compared with a basic on\/off room thermostat.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eFull App Control\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe \u003cstrong\u003eVaillant vSMART app\u003c\/strong\u003e for iOS and Android gives remote access to heating and hot water settings from anywhere with a data connection, alongside energy consumption monitoring.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eLow-Energy E-Paper Display\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eThe thermostat itself uses \u003cstrong\u003eelectronic paper technology\u003c\/strong\u003e for a crisp, high-contrast display that consumes very little power.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#e6f4f2;border-left:4px solid #008377CF;border-radius:0 6px 6px 0;padding:14px 16px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#00594F;font-size:14.5px;margin-bottom:6px;\"\u003eMultiple Controllers, One App\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px;color:#333;line-height:1.6;\"\u003eMultiple vSMART controllers can be connected to a single app account, useful for managing more than one property or zone from the same account.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eTechnical Specification\u003c\/div\u003e\n\u003cdiv style=\"overflow-x:auto;margin:18px 0 26px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eArticle number\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e20223154 (0020223154)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eProduct type\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eWi-Fi internet room thermostat, combi boiler pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eCompatible boilers\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eFull Vaillant ecoTEC combi range via eBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eGuarantee\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003eDimensions\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eWidth\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e320 mm (packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eHeight\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e220 mm (packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDepth\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e390 mm (packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF;color:#fff;font-weight:700;padding:9px 14px;font-size:13px;letter-spacing:.04em;text-transform:uppercase;\"\u003ePerformance\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eControl class (ErP)\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eClass VI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eSystem efficiency contribution\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003e+4%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eDisplay technology\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eLow-energy electronic paper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"background:#ffffff;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eeBUS (to boiler), home Wi-Fi (to app\/internet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;font-weight:600;color:#333;font-size:14px;width:44%;border-bottom:1px solid #e2e2e2;\"\u003eApp platforms\u003c\/td\u003e\n\u003ctd style=\"background:#f2faf9;padding:9px 14px;color:#222;font-size:14px;border-bottom:1px solid #e2e2e2;\"\u003eiOS and Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:18px;font-weight:700;color:#00594F;border-bottom:3px solid #008377CF;padding-bottom:8px;margin:30px 0 14px;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:18px 0 10px;\"\u003e\n\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWill vSMART work with any boiler?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThis Combi Pack is designed for the Vaillant ecoTEC combi boiler range communicating via eBUS. A separate vSMART System\/Open Vent Pack (20223158) is available for system and open vent boilers.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eDo I need an internet connection for vSMART to work?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eA home Wi-Fi connection is required for weather compensation, remote app access, self-learning, and energy consumption monitoring. Without Wi-Fi, the thermostat still provides basic room temperature control, but the smart features are unavailable.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eHow much more efficient does vSMART make my heating system?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eAs an ErP Class VI control, vSMART contributes a 4% increase in overall system efficiency compared with a standard on\/off room thermostat, in addition to the savings from weather compensation and self-learning.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I control more than one property with the app?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eYes — the vSMART app supports connecting multiple vSMART controllers to a single account, useful for managing heating across more than one property or zone.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eCan I install this myself?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe vSMART receiver connects to the boiler's eBUS terminals, so installation should be carried out or checked by a Gas Safe registered engineer as part of a boiler installation or service visit.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #cde3e1;border-radius:8px;margin-bottom:10px;overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:12px 18px;font-weight:700;font-size:14.5px;cursor:pointer;list-style:none;\"\u003eWhat does the data fiche included in the box tell me?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px;font-size:14px;color:#333;line-height:1.65;background:#fff;\"\u003eThe data fiche documents the control's ErP class and efficiency contribution figures, required for energy labelling purposes when the control is combined with a specific boiler model.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":65137097834845,"sku":"20223154","price":159.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantvSMARTWi-FiThermostat.jpg?v=1783063576"},{"product_id":"vaillant-arotherm-plus-v2-3-5kw-5kw-7kw-without-interface","title":"Vaillant aroTHERM Plus v2 (3.5kW \/ 5kW \/ 7kW) without Interface","description":"\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial, Helvetica, sans-serif; color:#222222; line-height:1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM plus v2\u003c\/strong\u003e is the next generation of Vaillant's flagship air source heat pump range, available here in the \u003cstrong\u003e3.5kW, 5kW and 7kW\u003c\/strong\u003e single-phase (230V) outputs, supplied \u003cstrong\u003ewithout an interface\u003c\/strong\u003e (heat pump only – the VWZ AI control module, hydraulic module or uniTOWER indoor unit are ordered separately to suit the system design). Built around the natural refrigerant \u003cstrong\u003eR290\u003c\/strong\u003e, this monobloc heat pump delivers flow temperatures of up to \u003cstrong\u003e75°C\u003c\/strong\u003e with a 10-year Global Warming Potential of just \u003cstrong\u003e0.02\u003c\/strong\u003e, while Vaillant's new \u003cstrong\u003eFlexible Space Function\u003c\/strong\u003e significantly reduces the protection zone required around the unit for easier siting in space-restricted gardens, under windows, or next to doors.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eUp to 75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eMax Flow Temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e44.1–44.3 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eSound Power (3.5\/5kW)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eNatural Refrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eGWP 0.02\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003e10-Year Global Warming Potential\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eA+++\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eEnergy Efficiency Class (35°C)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e230V\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eSingle-Phase Supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008377CF; background:#E6F6F5; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:4px;\"\u003eFlexible Space Function\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eVaillant's new safety concept significantly reduces the protection zone required around the heat pump, unlocking installation in tighter areas – under windows, next to doors, or in narrow side passages – that were previously off-limits. The function is activated in the installer settings.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #946200; background:#FFF4DE; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#946200; margin-bottom:4px;\"\u003eSupplied Without Interface\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eThis listing covers the \u003cstrong\u003eheat pump unit only\u003c\/strong\u003e. A VWZ AI control module, hydraulic module, or uniTOWER pre-plumbed indoor unit must be selected separately depending on the system design – standard heating-only, heating with a separate cylinder, or an all-in-one indoor unit with integrated 190 litre cylinder.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #B3261E; background:#FDECEA; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#B3261E; margin-bottom:4px;\"\u003eRCD and Fuse Requirements\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eAll Vaillant heat pumps must be installed with a \u003cstrong\u003eType B RCD\u003c\/strong\u003e rated to 20kHz or greater with a minimum trigger point of 150mA above 1kHz. These 230V models require a \u003cstrong\u003eType C, slow-blow, single-pole switching fuse\u003c\/strong\u003e rated to 16A.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eSuper Quiet Operation\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe aroTHERM plus is the quietest air-to-water heat pump in Vaillant's portfolio, with sound power levels as low as \u003cstrong\u003e44.1dB(A)\u003c\/strong\u003e on the 3.5kW model and 44.3dB(A) on the 5kW model, giving an advantage when choosing the installation location.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eHigh Flow Temperatures, Low GWP\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eR290 refrigerant enables flow temperatures of up to \u003cstrong\u003e75°C\u003c\/strong\u003e, while its 10-year GWP of just \u003cstrong\u003e0.02\u003c\/strong\u003e makes it significantly more climate-friendly than the traditionally assumed value of 3 often quoted for R290 systems.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eUp to 7-Year Extended Guarantee\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe aroTHERM plus v2 comes with an extended guarantee of up to 7 years when registered with a Vaillant cylinder on myREWARDS, giving customers long-term system reliability and peace of mind.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eDiscreet Anthracite Casing\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe new anthracite casing retains the distinctive look of its award-winning predecessor, blending in perfectly with UK housing stock and suiting retrofit installations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eQuiet Mark Certified\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe aroTHERM plus range is Quiet Mark accredited, reflecting its position as one of the quietest air source heat pumps available.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eCompact Standard Footprint\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe 3.5kW and 5kW models share identical dimensions (765mm height), with the 7kW model only marginally taller (965mm), simplifying specification and installation planning.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eModel Variants in This Range\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eVaillant Article Number\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eDimensions (H)\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e3.5kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049526\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e765mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e114kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e5kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049527\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e765mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e114kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e7kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049528\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e965mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e132kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eDimensions (H x W x D) – 3.5kW\/5kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e765mm x 1100mm x 450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eDimensions (H x W x D) – 7kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e965mm x 1100mm x 450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWeight, ready for operation – 3.5\/5kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e114kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWeight, ready for operation – 7kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e132kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eHeating Circuit Connection\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eG 1¼\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eIP Rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eIPX4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e230V (+10%\/-15%), 50Hz, 1~\/N\/PE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRated Current, Maximum\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e15.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFuse Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e16A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFuse Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eCharacteristic C, slow-blow, single-pole switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRCD Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eType B, rated to 20kHz or greater, min. trigger 150mA above 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eHeating Circuit\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eHeating Water Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e20°C to 75°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMinimum \/ Maximum Volume Flow\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e430 L\/h \/ 860 L\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMaximum Static Height Difference (outdoor to highest point)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e18m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMinimum \/ Maximum Operating Pressure\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.5 bar \/ 2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWater Volume in the Outdoor Unit\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eRefrigerant Circuit\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFluid Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eR290\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFluid Fill Quantity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.6kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eGlobal Warming Potential (GWP), 10-year\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompressor Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eRotary piston\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompressor Oil Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eSpecific polyalkylene glycol (PAG)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eNoise \u0026amp; Efficiency\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eSound Power Level, A7\/W55 (ErP\/outdoor) – 3.5kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e44.1 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eSound Power Level, A7\/W55 (ErP\/outdoor) – 5kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e44.3 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eSound Power Level, A7\/W55 (ErP\/outdoor) – 7kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e46.8 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eEnergy Efficiency Class, 35°C\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eEnergy Efficiency Class, 55°C\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eA++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin:20px 0;\"\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat does 'without Interface' mean for this heat pump?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eIt means the listing is for the \u003cstrong\u003eoutdoor heat pump unit only\u003c\/strong\u003e. The VWZ AI control module, hydraulic module, or uniTOWER indoor unit must be selected and ordered separately based on the intended system design.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat is the Flexible Space Function?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eIt's Vaillant's new safety concept for the v2 platform that significantly reduces the required protection zone around the heat pump once activated in the installer settings, allowing installation in tighter areas such as under windows, next to doors, or near basement shafts.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhy is the GWP figure so much lower than other R290 heat pumps?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eR290 has a 10-year Global Warming Potential of \u003cstrong\u003e0.02\u003c\/strong\u003e, which is the figure Vaillant now quote for this range, rather than the traditionally assumed value of 3 (based on a 100-year GWP calculation) still commonly seen elsewhere.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eCan these smaller models be wall mounted?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eVaillant wall mounting brackets are available as accessories for the aroTHERM plus range; confirm current compatibility for each specific output size with Vaillant or your distributor before ordering.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat flow temperature can this heat pump achieve?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eUp to \u003cstrong\u003e75°C\u003c\/strong\u003e, allowing it to work effectively with existing radiator circuits in retrofit installations as well as underfloor heating and fan coil systems.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"3.5kW","offer_id":65281084817757,"sku":"8000049526","price":3995.0,"currency_code":"GBP","in_stock":false},{"title":"5kW","offer_id":65281084850525,"sku":"8000049527","price":4300.0,"currency_code":"GBP","in_stock":false},{"title":"7kW","offer_id":65281084883293,"sku":"8000049528","price":4700.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlusv2singlephaseHeatPump.webp?v=1784286334"},{"product_id":"vaillant-heat-pump-control-module-interface-vwz-ai-for-arotherm-v2","title":"Vaillant Heat Pump Control Module Interface VWZ AI - For AroTHERM v2","description":"\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial, Helvetica, sans-serif; color:#222222; line-height:1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant Heat Pump Control Module Interface (VWZ AI)\u003c\/strong\u003e is the standard appliance-level controller for the \u003cstrong\u003eVaillant aroTHERM plus v2\u003c\/strong\u003e heat pump range, designed to be installed directly with the outdoor unit to manage heating and domestic hot water generation. The unit features a \u003cstrong\u003edigital display and soft-key control panel\u003c\/strong\u003e that shows the daily environmental energy yield, current operating mode, and system fault or maintenance messages at a glance, with menu-driven access to operating hours, filling pressure, and set-point adjustments.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e174 x 272 x 52mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eDimensions\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eDigital\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eDaily Energy Yield Display\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e2\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eSoft-Key Selection Buttons\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e0.1–0.15 MPa\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eNormal Filling Pressure Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e70°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eMax Cylinder Temp (Compressor)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e8000044872\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eVaillant Product Code\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008377CF; background:#E6F6F5; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:4px;\"\u003eCompatible With aroTHERM plus v2 (VWL ..5\/6 A)\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eThe VWZ AI is intended for use exclusively with the \u003cstrong\u003eVWL ..5\/6 A\u003c\/strong\u003e outdoor heat pump unit range as its heat pump control module, in conjunction with an optional system control such as the sensoCOMFORT for full time-programme and multi-zone functionality.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #B3261E; background:#FDECEA; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#B3261E; margin-bottom:4px;\"\u003eLegionella Protection Requires Correct Set Points\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eLegionella bacteria multiply at temperatures below \u003cstrong\u003e60°C\u003c\/strong\u003e. Where no system control is connected, Vaillant specify a target cylinder temperature of \u003cstrong\u003e65°C\u003c\/strong\u003e with the electric back-up heater enabled for domestic hot water, to reliably achieve 60°C at outdoor temperatures below -10°C or above +30°C. Do not set water temperatures below 60°C without consulting a competent person first.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #946200; background:#FFF4DE; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#946200; margin-bottom:4px;\"\u003eTime-Programmed Anti-Legionella Requires a System Control\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eThe anti-legionella function's time programme is \u003cstrong\u003eonly available when a system control is connected\u003c\/strong\u003e. Without one, the target cylinder temperature must be set higher (65°C) to compensate, as no scheduled anti-legionella cycle can run from the VWZ AI alone.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eAt-a-Glance Energy Yield Display\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe central display shows the \u003cstrong\u003edaily environmental energy yield\u003c\/strong\u003e directly on the basic screen, giving installers and homeowners immediate visibility of system performance without navigating menus.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eBuilt-In Safety Devices\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eIncludes \u003cstrong\u003efrost protection\u003c\/strong\u003e, \u003cstrong\u003elow-water pressure protection\u003c\/strong\u003e, \u003cstrong\u003efreeze protection\u003c\/strong\u003e (activating the compressor if heating flow temperature drops below 4°C), and \u003cstrong\u003epump blocking protection\u003c\/strong\u003e that exercises idle pumps every 23 hours.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eDigital Filling Pressure Monitoring\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eA built-in pressure sensor continuously monitors the heating installation's filling pressure, displaying it digitally and raising fault message \u003cstrong\u003eF.22\u003c\/strong\u003e if pressure falls below 0.05 MPa (0.5 bar) for more than one minute.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eRetrofit-Friendly Design\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eDesigned to be seamlessly retrofitted into existing Vaillant aroTHERM installations, simplifying control upgrades without requiring a full system controller replacement.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eTwo Operating Levels\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eSeparates the \u003cstrong\u003eend-user operating level\u003c\/strong\u003e (essential information and basic set points) from a \u003cstrong\u003ecode-protected competent-person level\u003c\/strong\u003e reserved for installer configuration and diagnostics.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eDetailed Operating Statistics\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eDisplays total operating hours broken down by \u003cstrong\u003eheating mode, domestic hot water mode, and cooling mode\u003c\/strong\u003e, supporting maintenance planning and performance tracking over the system's lifetime.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eProduct Identification\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eProduct Name\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eVWZ AI Heat Pump Appliance Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eVaillant Product Code\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000044872\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompatible Heat Pump Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003earoTHERM plus v2 (VWL ..5\/6 A outdoor units)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003ePhysical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e174mm x 272mm x 52mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eInstallation Location\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eDry rooms only – moisture may damage the electronics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eControl \u0026amp; Display\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eDisplay Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eDigital display with soft-key selection buttons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eBasic Display Timeout\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eBacklight switches off after 1 minute of inactivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMenu Timeout\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eReturns to basic display after 15 minutes of inactivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eReset Function\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eDedicated reset button on control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eOperating Parameters\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eNormal Filling Pressure Range (cold)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.1 MPa to 0.15 MPa (1.0 to 1.5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eLow Pressure Warning (M32)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eBelow 0.07 MPa (0.7 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eLow Pressure Fault (F.22)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eBelow 0.05 MPa (0.5 bar) for over 1 minute\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFreeze Protection Trigger\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eHeating flow temperature below 4°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003ePump Blocking Protection Interval\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eEvery 23 hours of inactivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMax Cylinder Temperature (compressor only)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eUp to 70°C, depending on environmental energy source\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin:20px 0;\"\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhich heat pumps is the VWZ AI compatible with?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eThe VWZ AI is designed for use with the \u003cstrong\u003eVaillant aroTHERM plus v2\u003c\/strong\u003e outdoor units in the VWL ..5\/6 A range, as specified in Vaillant's own system installation instructions.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eDoes the VWZ AI include a system controller for multiple heating zones?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eNo. The VWZ AI is the \u003cstrong\u003eheat pump appliance interface\u003c\/strong\u003e, providing essential display, monitoring and basic set-point control at the heat pump itself. For time programmes, multi-zone control and full anti-legionella scheduling, an additional system control (such as a sensoCOMFORT) should be connected.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat happens if no system control is connected?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eWithout a system control, the anti-legionella function's \u003cstrong\u003etime programme is unavailable\u003c\/strong\u003e, so Vaillant recommend setting the target cylinder temperature to 65°C (with the electric back-up heater enabled) to maintain adequate legionella protection instead.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eHow do I check the heating system's filling pressure?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eThe current filling pressure can be viewed via \u003cstrong\u003eMenu → Live Monitor → Building circuit pressure\u003c\/strong\u003e directly on the VWZ AI display.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat does fault code F.22 mean?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eF.22 indicates the heating installation's filling pressure has fallen below \u003cstrong\u003e0.05 MPa (0.5 bar)\u003c\/strong\u003e for more than one minute. A competent person should investigate and top up the system as required.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"Default Title","offer_id":65281211072861,"sku":"8000044872","price":295.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/HeatPumpControlModuleInterfaceVWZAI-ForAroTHERMv2.jpg?v=1784287416"},{"product_id":"vaillant-arotherm-plus-v2-10kw-12kw-without-interface","title":"Vaillant aroTHERM Plus v2 (10kW \/ 12kW) without Interface","description":"\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial, Helvetica, sans-serif; color:#222222; line-height:1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM plus v2\u003c\/strong\u003e, in the larger \u003cstrong\u003e10kW and 12kW single-phase (230V)\u003c\/strong\u003e outputs, is supplied here \u003cstrong\u003ewithout an interface\u003c\/strong\u003e (heat pump only). These are the highest-output single-phase models in the aroTHERM plus v2 range, suited to larger UK properties with higher heating and hot water demand. Built around the natural refrigerant \u003cstrong\u003eR290\u003c\/strong\u003e, both models deliver flow temperatures of up to \u003cstrong\u003e75°C\u003c\/strong\u003e with a 10-year Global Warming Potential of just \u003cstrong\u003e0.02\u003c\/strong\u003e, backed by Vaillant's new \u003cstrong\u003eFlexible Space Function\u003c\/strong\u003e for reduced installation clearances.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eUp to 75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eMax Flow Temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e50 dB(A)\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eSound Power, A7\/W55\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eNatural Refrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eGWP 0.02\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003e10-Year Global Warming Potential\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e196kg\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eWeight, Ready for Operation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e230V\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eSingle-Phase Supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008377CF; background:#E6F6F5; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:4px;\"\u003eSame Footprint, Higher Output\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eBoth the 10kW and 12kW single-phase models share identical dimensions (1480mm x 1100mm x 450mm) and weight (196kg), simplifying specification and installation planning across this output pairing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #946200; background:#FFF4DE; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#946200; margin-bottom:4px;\"\u003eSupplied Without Interface\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eThis listing covers the \u003cstrong\u003eheat pump unit only\u003c\/strong\u003e. A VWZ AI control module, hydraulic module, or uniTOWER pre-plumbed indoor unit must be selected separately depending on the system design.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #B3261E; background:#FDECEA; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#B3261E; margin-bottom:4px;\"\u003eRCD and Fuse Requirements\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eAll Vaillant heat pumps must be installed with a \u003cstrong\u003eType B RCD\u003c\/strong\u003e rated to 20kHz or greater with a minimum trigger point of 150mA above 1kHz. These 230V models require a \u003cstrong\u003eType C, slow-blow, single-pole switching fuse\u003c\/strong\u003e rated to 25A.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eFlexible Space Function\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eVaillant's new safety concept significantly reduces the protection zone required around the heat pump once activated in the installer settings, providing greater freedom when positioning larger units on site.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eHigh-Output Performance\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eAt 10kW and 12kW, these are the largest single-phase outputs in the aroTHERM plus v2 range, suited to larger homes or properties with higher simultaneous heating and hot water demand.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eHigh Flow Temperatures, Low GWP\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eDelivers flow temperatures of up to \u003cstrong\u003e75°C\u003c\/strong\u003e, while R290's 10-year GWP of just \u003cstrong\u003e0.02\u003c\/strong\u003e makes it significantly more climate-friendly than the traditionally assumed value of 3 often quoted for R290 systems.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eUp to 7-Year Extended Guarantee\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe aroTHERM plus v2 comes with an extended guarantee of up to 7 years when registered with a Vaillant cylinder on myREWARDS.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eTwin-Fan Design\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eFitted with two fans (versus one on the 3.5\/5kW models) to move the higher air volume of \u003cstrong\u003e5100m³\/h\u003c\/strong\u003e maximum required at this output, while maintaining a sound power level of 50 dB(A) at A7\/W55 conditions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eDiscreet Anthracite Casing\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe new anthracite casing retains the distinctive look of its award-winning predecessor, blending in perfectly with UK housing stock and suiting retrofit installations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eModel Variants in This Range\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eVaillant Article Number\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eRated Current\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e10kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049517\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e25A\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e196kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e12kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049518\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e25A\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e196kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1480mm x 1100mm x 450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWeight, ready for operation\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e196kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eHeating Circuit Connection\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eG 1¼\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eIP Rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eIPX4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFan Quantity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFan Air Flow, Maximum\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e5100 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e230V (+10%\/-15%), 50Hz, 1~\/N\/PE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRated Current, Maximum\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e25A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFuse Size\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e25A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFuse Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eCharacteristic C, slow-blow, single-pole switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRCD Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eType B, rated to 20kHz or greater, min. trigger 150mA above 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eHeating Circuit\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eHeating Water Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e20°C to 75°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMinimum \/ Maximum Volume Flow\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1075 L\/h \/ 2065 L\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMaximum Static Height Difference (outdoor to highest point)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e13m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMinimum \/ Maximum Operating Pressure\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.5 bar \/ 2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWater Volume in the Outdoor Unit\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e4.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eRefrigerant Circuit\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFluid Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eR290\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFluid Fill Quantity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1.3kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eGlobal Warming Potential (GWP), 10-year\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompressor Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eScroll compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompressor Oil Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eSpecific polyalkylene glycol (PAG)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eNoise \u0026amp; Efficiency\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eSound Power Level, A7\/W55 (ErP\/outdoor)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e50 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eEnergy Efficiency Class, 35°C\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eEnergy Efficiency Class, 55°C\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin:20px 0;\"\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat does 'without Interface' mean for this heat pump?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eIt means the listing is for the \u003cstrong\u003eoutdoor heat pump unit only\u003c\/strong\u003e. The VWZ AI control module, hydraulic module, or uniTOWER indoor unit must be selected and ordered separately based on the intended system design.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat is the difference between the 10kW and 12kW models?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eBoth share identical dimensions, weight, and electrical specification. The key difference is heating output – the 12kW model delivers a higher maximum heating capacity for larger properties or higher-demand installations.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat is the SCOP or efficiency class of these models?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eBoth models are rated \u003cstrong\u003eA+++\u003c\/strong\u003e at 35°C flow and 55°C flow, the highest energy efficiency class available for heat pumps of this type.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat size property is the 10kW\/12kW range suited to?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eThese are the largest single-phase outputs in the aroTHERM plus v2 range, generally suited to larger UK homes or properties with higher simultaneous heating and hot water demand. An accurate heat loss calculation for the specific property should confirm the correct output.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eIs a three-phase version of these outputs available?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eYes. Vaillant also offer \u003cstrong\u003e400V three-phase versions\u003c\/strong\u003e of the 10kW and 12kW aroTHERM plus v2 models for properties with a three-phase electrical supply or where the local DNO requires it.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"10kW 1-PH","offer_id":65281280213341,"sku":"8000049517","price":6200.0,"currency_code":"GBP","in_stock":false},{"title":"12kW 1-PH","offer_id":65281280246109,"sku":"8000049518","price":6990.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlusv210kW.jpg?v=1784288950"},{"product_id":"vaillant-arotherm-plus-v2-3-phase-10kw-12kw-without-interface","title":"Vaillant aroTHERM Plus v2 3-Phase (10kW \/ 12kW) without Interface","description":"\u003c!-- SEO Product Name: Vaillant aroTHERM Plus v2 3-Phase (10kW \/ 12kW) without Interface --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial, Helvetica, sans-serif; color:#222222; line-height:1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eVaillant aroTHERM plus v2, 3-phase\u003c\/strong\u003e, in \u003cstrong\u003e10kW and 12kW\u003c\/strong\u003e outputs, is the \u003cstrong\u003e400V three-phase\u003c\/strong\u003e version of Vaillant's next-generation flagship air source heat pump, supplied here \u003cstrong\u003ewithout an interface\u003c\/strong\u003e (heat pump only). Designed for properties with a three-phase electrical supply, or where a lower per-phase current draw is preferred, this monobloc unit uses the natural refrigerant \u003cstrong\u003eR290\u003c\/strong\u003e and shares the same high-efficiency, low-noise platform as the single-phase aroTHERM plus v2 range, including Vaillant's \u003cstrong\u003eFlexible Space Function\u003c\/strong\u003e for reduced installation clearances.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eUp to 75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eMax Flow Temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e400V\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eThree-Phase Supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eNatural Refrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003eGWP 0.02\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003e10-Year Global Warming Potential\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e211kg\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eWeight, Ready for Operation\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; line-height:1.2;\"\u003e14A\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eRated Current, Maximum\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008377CF; background:#E6F6F5; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:4px;\"\u003eLower Per-Phase Current Draw\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eSpreading the electrical load across three phases reduces the maximum rated current to just \u003cstrong\u003e14A\u003c\/strong\u003e, compared to 25A on the single-phase 230V equivalent, which can simplify the electrical supply design on some properties.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #946200; background:#FFF4DE; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#946200; margin-bottom:4px;\"\u003eSupplied Without Interface\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eThis listing covers the \u003cstrong\u003eheat pump unit only\u003c\/strong\u003e. A VWZ AI control module, hydraulic module, or uniTOWER pre-plumbed indoor unit must be selected separately depending on the system design.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:4px solid #B3261E; background:#FDECEA; padding:12px 16px; margin:16px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#B3261E; margin-bottom:4px;\"\u003eQualified Electrical Installation Required\u003c\/div\u003e\n\u003cdiv style=\"color:#333333;\"\u003eThree-phase (400V) electrical devices must be installed by a suitably qualified electrical contractor in accordance with \u003cstrong\u003eBS 7671 IET Wiring Regulations\u003c\/strong\u003e. All Vaillant heat pumps must be installed with a \u003cstrong\u003eType B RCD\u003c\/strong\u003e rated to 20kHz or greater with a minimum trigger point of 150mA above 1kHz. Confirm the property's electrical supply arrangement and DNO requirements before specifying a three-phase heat pump.\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eThree-Phase Electrical Supply\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eDrawing power across three phases rather than one reduces the per-phase current demand compared to an equivalent single-phase unit, which can simplify the electrical supply design on some properties.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eFlexible Space Function\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eShares the v2 platform's significantly reduced protection zone around the outdoor unit, providing greater freedom when positioning the heat pump on site once activated in the installer settings.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eHigh Flow Temperatures, Low GWP\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eDelivers flow temperatures of up to \u003cstrong\u003e75°C\u003c\/strong\u003e, while R290's 10-year GWP of just \u003cstrong\u003e0.02\u003c\/strong\u003e makes it significantly more climate-friendly than the traditionally assumed value of 3 often quoted for R290 systems.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eHigh-Output Range\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eAt 10kW and 12kW, these are the largest outputs in the aroTHERM plus v2 range, suited to larger homes or properties with higher simultaneous heating and hot water demand.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eTwin-Fan Design\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eFitted with two fans to move the higher air volume of \u003cstrong\u003e5100m³\/h\u003c\/strong\u003e maximum required at this output, maintaining efficient heat exchange at higher capacities.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:250px; border:1px solid #e0e0e0; border-radius:8px; padding:16px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eUp to 7-Year Extended Guarantee\u003c\/div\u003e\n\u003cdiv style=\"color:#333333; font-size:14px; line-height:1.5;\"\u003eThe aroTHERM plus v2 comes with an extended guarantee of up to 7 years when registered with a Vaillant cylinder on myREWARDS.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eModel Variants in This Range\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eOutput\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eVaillant Article Number\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eRated Current\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#ffffff; padding:8px 12px; text-align:left;\"\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e10kW (400V)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049529\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e14A\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e211kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e12kW (400V)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e8000049530\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e14A\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e211kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:14px;\"\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eGeneral\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1480mm x 1100mm x 450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWeight, ready for operation\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e211kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eHeating Circuit Connection\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eG 1¼\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eIP Rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eIPX4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFan Quantity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFan Air Flow, Maximum\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e5100 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eElectrical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e400V (+10%\/-15%), 50Hz, 3~\/N\/PE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRated Current, Maximum\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e14A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFuse Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eCharacteristic C, slow-blow, single-pole switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eRCD Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eType B, rated to 20kHz or greater, min. trigger 150mA above 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eHeating Circuit\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eHeating Water Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e20°C to 75°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMinimum \/ Maximum Volume Flow\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1075 L\/h \/ 2065 L\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMaximum Static Height Difference (outdoor to highest point)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e13m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eMinimum \/ Maximum Operating Pressure\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.5 bar \/ 2.5 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eWater Volume in the Outdoor Unit\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e4.5L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eRefrigerant Circuit\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFluid Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eR290\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eFluid Fill Quantity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e1.3kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eGlobal Warming Potential (GWP), 10-year\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompressor Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eScroll compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eCompressor Oil Type\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eSpecific polyalkylene glycol (PAG)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:8px 12px;\"\u003eNoise \u0026amp; Efficiency\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eEnergy Efficiency Class, 35°C\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-weight:600; width:45%;\"\u003eEnergy Efficiency Class, 55°C\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;\"\u003eA+++\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin:20px 0;\"\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat does 'without Interface' mean for this heat pump?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eIt means the listing is for the \u003cstrong\u003eoutdoor heat pump unit only\u003c\/strong\u003e. The VWZ AI control module, hydraulic module, or uniTOWER indoor unit must be selected and ordered separately based on the intended system design.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhy choose a three-phase (400V) heat pump over single-phase?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eA three-phase supply spreads the electrical load across three phases rather than one, reducing the maximum rated current to \u003cstrong\u003e14A\u003c\/strong\u003e versus 25A on the single-phase 230V equivalent. This can be preferable on properties that already have a three-phase supply, or where the local electrical infrastructure or DNO favours a lower single-phase current.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eCan I install a three-phase heat pump on a single-phase domestic supply?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eNo. A three-phase heat pump requires a genuine \u003cstrong\u003e3-phase, 400V electrical supply\u003c\/strong\u003e. Confirm the property's electrical arrangement with a qualified electrician before specifying this model.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eWhat is the difference between this and the single-phase 10kW\/12kW aroTHERM plus v2?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eThe heating performance, refrigerant circuit, and physical dimensions are essentially the same platform; the key differences are the electrical supply requirement (400V three-phase vs 230V single-phase) and a slightly higher operating weight (211kg vs 196kg) due to the three-phase electrical components.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom:8px; border:1px solid #e0e0e0; border-radius:6px; overflow:hidden;\"\u003e\n\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; font-weight:600; cursor:pointer; list-style:none;\"\u003eIs DNO notification required before installing a three-phase heat pump?\u003c\/summary\u003e\n\u003cdiv style=\"padding:12px 14px; color:#333333; font-size:14px; line-height:1.5;\"\u003eYes. All heat pump installations, including three-phase units, require notification or application to the local Distribution Network Operator (DNO) before or shortly after connection – confirm current requirements for the specific installation address.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Vaillant","offers":[{"title":"10kW 3-PH","offer_id":65281444184413,"sku":"8000049529","price":6500.0,"currency_code":"GBP","in_stock":true},{"title":"12kW 3-PH","offer_id":65281444217181,"sku":"8000049530","price":7300.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/VaillantaroTHERMPlusv210kW.jpg?v=1784288950"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/collections\/Viessmann_copy.png?v=1770040204","url":"https:\/\/qualityheating.co.uk\/collections\/vaillant.oembed?page=3","provider":"AIZO Quality Heating","version":"1.0","type":"link"}