{"product_id":"telford-tempest-150l-slimline-heat-pump-cylinder-tsmi150sl-hp","title":"Telford Tempest 150L Slimline Heat Pump Cylinder | TSMI150SL\/HP","description":"\u003c!-- SEO Product Name: Telford Tempest 150L Slimline Heat Pump Cylinder | TSMI150SL\/HP --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; line-height:1.6; color:#333333;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eTelford Tempest 150L Slimline Indirect Heat Pump Cylinder\u003c\/strong\u003e (code \u003cstrong\u003eTSMI150SL\/HP\u003c\/strong\u003e) is a \u003cstrong\u003emains pressure unvented hot water cylinder\u003c\/strong\u003e designed to work with a \u003cstrong\u003eheat pump as the main heat source\u003c\/strong\u003e. It is made from \u003cstrong\u003eDuplex 2304 stainless steel\u003c\/strong\u003e with \u003cstrong\u003e316L stainless steel coils and 22mm compression fittings\u003c\/strong\u003e, and its \u003cstrong\u003e2 m² heat pump coil\u003c\/strong\u003e is sized for the lower flow temperatures that air and ground source heat pumps deliver, giving \u003cstrong\u003efast reheat\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAt just \u003cstrong\u003e470mm in diameter\u003c\/strong\u003e and \u003cstrong\u003e1200mm tall\u003c\/strong\u003e, the \u003cstrong\u003eslimline body\u003c\/strong\u003e suits installations where floor space is tight. Each cylinder ships with a \u003cstrong\u003efactory-fitted 3 kW immersion heater\u003c\/strong\u003e for back-up heat, a \u003cstrong\u003efull unvented kit\u003c\/strong\u003e, a \u003cstrong\u003eremote expansion vessel with factory-fitted wall bracket\u003c\/strong\u003e and \u003cstrong\u003epolyurethane foam insulation\u003c\/strong\u003e to keep heat loss low, and it carries a \u003cstrong\u003elifetime guarantee on the inner container\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e150 L\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px;\"\u003eCapacity\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e2 m²\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px;\"\u003eHeat pump coil\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e1200 mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px;\"\u003eHeight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e470 mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px;\"\u003eDiameter\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e3 kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px;\"\u003eImmersion heater\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003eBand C\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; margin-top:4px;\"\u003eErP energy class\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #c62828; background:#fdecea; border-radius:6px; padding:12px 16px; margin:12px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#222222; margin-bottom:4px;\"\u003eUnvented cylinder installation\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eUnvented hot water cylinders fall under \u003cstrong\u003eBuilding Regulations Part G3\u003c\/strong\u003e and must be installed and commissioned by a suitably qualified, competent person, with the discharge pipework correctly run and terminated. The immersion heater must be wired by a competent person in line with \u003cstrong\u003eBS 7671\u003c\/strong\u003e, and the supply isolated before any work on the cylinder.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #f9a825; background:#fff8e1; border-radius:6px; padding:12px 16px; margin:12px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#222222; margin-bottom:4px;\"\u003e3-port valve not included\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eThis cylinder is supplied \u003cstrong\u003ewithout a 3-port valve\u003c\/strong\u003e. A suitable motorised diverting valve must be ordered separately to control flow between the heating circuit and the cylinder coil. Keep the primary circuit within the \u003cstrong\u003e3 bar maximum primary pressure\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #f9a825; background:#fff8e1; border-radius:6px; padding:12px 16px; margin:12px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#222222; margin-bottom:4px;\"\u003eWater quality and warranty\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eThe manufacturer's guarantee excludes the effects of \u003cstrong\u003escale build-up\u003c\/strong\u003e and installations on \u003cstrong\u003eborehole or well water\u003c\/strong\u003e, and applies only to storage of water from the public mains supply. Register the cylinder with Telford after installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:rgba(0,131,119,0.07); border-radius:6px; padding:12px 16px; margin:12px 0;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#222222; margin-bottom:4px;\"\u003eIncluded in the box\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eA full \u003cstrong\u003eunvented component kit\u003c\/strong\u003e and a \u003cstrong\u003eremote expansion vessel with factory-fitted wall mounting bracket\u003c\/strong\u003e are supplied with the cylinder.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; color:#008377CF; margin:28px 0 12px 0; padding-bottom:6px; border-bottom:2px solid #008377CF;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin-bottom:10px;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px 16px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-size:16px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eDuplex stainless steel\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eThe cylinder body is \u003cstrong\u003eDuplex 2304 stainless steel\u003c\/strong\u003e, chosen for \u003cstrong\u003esuperior corrosion resistance\u003c\/strong\u003e, with 316L stainless steel fittings and coils.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px 16px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-size:16px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eHeat pump optimised coil\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eA \u003cstrong\u003e2 m² stainless steel coil\u003c\/strong\u003e with \u003cstrong\u003e1 inch female BSP flow and return\u003c\/strong\u003e connections transfers heat efficiently from a low-temperature primary circuit and supports \u003cstrong\u003efast reheat\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px 16px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-size:16px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eSlimline footprint\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eA \u003cstrong\u003e470mm diameter\u003c\/strong\u003e body at \u003cstrong\u003e1200mm high\u003c\/strong\u003e makes the cylinder \u003cstrong\u003eideal where space is an issue\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px 16px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-size:16px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eMains pressure hot water\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eSupplies \u003cstrong\u003emains pressure hot water at high flow rates\u003c\/strong\u003e, with a \u003cstrong\u003e6 bar expansion relief valve\u003c\/strong\u003e and a \u003cstrong\u003e7 bar \/ 90 °C T\u0026amp;P relief valve\u003c\/strong\u003e as part of the unvented package.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px 16px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-size:16px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003e3 kW back-up immersion\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003eA \u003cstrong\u003efactory-fitted 240 V, 3 kW immersion heater\u003c\/strong\u003e provides back-up heating, with a \u003cstrong\u003e22mm thermostat pocket\u003c\/strong\u003e on the body.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; min-width:260px; border:1px solid #008377CF; border-top:4px solid #008377CF; border-radius:8px; padding:14px 16px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-size:16px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eInsulated and guaranteed\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px; line-height:1.55; color:#333333;\"\u003e\n\u003cstrong\u003ePolyurethane foam insulation\u003c\/strong\u003e keeps standing heat loss down, the cylinder is \u003cstrong\u003eWRAS approved\u003c\/strong\u003e, and the inner container carries a \u003cstrong\u003elifetime guarantee\u003c\/strong\u003e (2 years on components).\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; color:#008377CF; margin:28px 0 12px 0; padding-bottom:6px; border-bottom:2px solid #008377CF;\"\u003eSpecification\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom:18px; border:1px solid #008377CF; border-radius:8px; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 16px;\"\u003eGeneral\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eBrand\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eTelford\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eRange\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eTempest Slimline, indirect, heat pump\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eProduct code\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eTSMI150SL\/HP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eNominal capacity\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e150 litres\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eHeight\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e1200 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eDiameter\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e470 mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eERP energy class\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eC\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eStanding heat loss\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e1.72 kWh\/24 hrs\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px; border:1px solid #008377CF; border-radius:8px; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 16px;\"\u003eCoil and connections\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eHeat pump coil surface area\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e2 m²\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eHeat pump flow and return\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e1 inch female BSP\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eCold feed\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eHot draw-off\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eSecondary return\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eThermostat pocket\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e22mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eRelief valve connection\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e1\/2 inch, 7 bar T\u0026amp;P\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px; border:1px solid #008377CF; border-radius:8px; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 16px;\"\u003ePressure and safety\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eMaximum operating pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e3 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eMaximum design pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e7 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eMaximum supply pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e16 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eMaximum primary pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e3 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eExpansion relief valve setting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e6 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eT\u0026amp;P valve setting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e7 bar \/ 90 °C\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eApprovals\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eWRAS approved\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px; border:1px solid #008377CF; border-radius:8px; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 16px;\"\u003eElectrical\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eImmersion heater\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e240 V, 3 kW, factory fitted\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-bottom:18px; border:1px solid #008377CF; border-radius:8px; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:10px 16px;\"\u003eMaterials and warranty\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eCylinder body\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eStainless steel, Duplex 2304\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eCylinder fittings\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eStainless steel, 316L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eCylinder coil\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eStainless steel, 316L\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eInsulation\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003ePolyurethane foam\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:rgba(0,131,119,0.07); padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eCylinder warranty\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003eLifetime against faulty manufacture or materials, subject to Telford terms\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; padding:9px 16px; border-top:1px solid rgba(0,131,119,0.15);\"\u003e\n\u003cdiv style=\"flex:1 1 220px; font-weight:700; color:#222222;\"\u003eComponent warranty\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 280px; color:#333333;\"\u003e2 years (immersion heater, valves, thermostat, expansion vessel)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; color:#008377CF; margin:28px 0 12px 0; padding-bottom:6px; border-bottom:2px solid #008377CF;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:12px 16px; cursor:pointer;\"\u003eIs a 3-port valve supplied with the cylinder?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; line-height:1.6; color:#333333;\"\u003eNo. The cylinder is supplied \u003cstrong\u003ewithout a 3-port valve\u003c\/strong\u003e, so a suitable motorised diverting valve needs to be ordered separately.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:12px 16px; cursor:pointer;\"\u003eWhat is included with the cylinder?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; line-height:1.6; color:#333333;\"\u003eEach cylinder comes with a \u003cstrong\u003efactory-fitted 3 kW immersion heater\u003c\/strong\u003e, a \u003cstrong\u003efull unvented component kit\u003c\/strong\u003e and a \u003cstrong\u003eremote expansion vessel with factory-fitted wall mounting bracket\u003c\/strong\u003e.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:12px 16px; cursor:pointer;\"\u003eIs this cylinder suitable for heat pumps?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; line-height:1.6; color:#333333;\"\u003eYes. It is an indirect cylinder designed for a \u003cstrong\u003eheat pump as the main heat source\u003c\/strong\u003e, with a \u003cstrong\u003e2 m² coil\u003c\/strong\u003e and 1 inch female BSP flow and return connections. Keep the primary side within the \u003cstrong\u003e3 bar maximum primary pressure\u003c\/strong\u003e.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:12px 16px; cursor:pointer;\"\u003eWho can install an unvented cylinder?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; line-height:1.6; color:#333333;\"\u003eUnvented cylinders must be installed and commissioned by a \u003cstrong\u003ecompetent person\u003c\/strong\u003e in line with \u003cstrong\u003eBuilding Regulations Part G3\u003c\/strong\u003e, and the manufacturer's guarantee depends on installation and maintenance following the installation instructions.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #008377CF; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:12px 16px; cursor:pointer;\"\u003eWhat warranty does it have?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px; line-height:1.6; color:#333333;\"\u003eThe stainless steel cylinder carries a \u003cstrong\u003elifetime guarantee\u003c\/strong\u003e against faulty manufacture or materials, and the immersion heater, valves, thermostat and expansion vessel are covered for \u003cstrong\u003e2 years\u003c\/strong\u003e. Register the cylinder with Telford after installation, and note the exclusions for scale and borehole or well water.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Telford","offers":[{"title":"Default Title","offer_id":67582383128966,"sku":"TSMI150SL\/HP","price":997.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/TelfordTempestSlimlineHeatPumpCylinderTSMI.jpg?v=1791378499","url":"https:\/\/qualityheating.co.uk\/products\/telford-tempest-150l-slimline-heat-pump-cylinder-tsmi150sl-hp","provider":"AIZO Quality Heating","version":"1.0","type":"link"}