{"product_id":"jab-duc-ie-compact-pre-plumbed-indirect-unvented-cylinders-200l-300l","title":"JAB DUC IE Compact Pre-Plumbed Indirect Unvented Cylinders (200L-300L)","description":"\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; font-family:Arial, Helvetica, sans-serif; color:#333333;\"\u003e\n\u003cp style=\"font-size:16px; line-height:1.6; color:#333333; margin:0 0 24px 0;\"\u003eThe \u003cstrong\u003eJAB DUC IE Compact Pre-Plumbed Indirect\u003c\/strong\u003e is an internal-expansion unvented hot water cylinder available in \u003cstrong\u003e200L, 250L, and 300L\u003c\/strong\u003e capacities, built from \u003cstrong\u003eduplex stainless-steel\u003c\/strong\u003e with a 550mm diameter across the range. The heating side is supplied \u003cstrong\u003efactory pre-plumbed\u003c\/strong\u003e with a twin-zone manifold, circulating pump, zone valves, filling loop, and expansion kit already fitted, cutting first-fix time on site. Domestic hot water is heated indirectly from a boiler or renewable heat source and backed up by a \u003cstrong\u003efactory-fitted 3kW immersion heater\u003c\/strong\u003e. It is \u003cstrong\u003emanufactured in the UK\u003c\/strong\u003e and \u003cstrong\u003eWRAS approved\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; min-width:130px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:8px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e200–300L\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eCapacity Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:8px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e550mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eDiameter (All Sizes)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:8px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e1 x 3kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eBack-Up Immersion\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:8px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e19.94–23.57kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eCoil Rating Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:8px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003e25 Years*\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eWarranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1; min-width:130px; background:#008377CF; color:#FFFFFF; text-align:center; padding:16px 8px; border-radius:8px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:700; line-height:1.2;\"\u003eWRAS\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eApproved\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border-left:4px solid #008377CF; padding:14px 18px; margin:18px 0; border-radius:4px; font-size:15px; line-height:1.55; color:#333333;\"\u003e\n\u003cstrong\u003ePre-plumbed heating pack:\u003c\/strong\u003e the heating circuit on this cylinder is factory-assembled with a \u003cstrong\u003etwin-zone manifold\u003c\/strong\u003e, \u003cstrong\u003ecirculating pump\u003c\/strong\u003e, \u003cstrong\u003ezone valves\u003c\/strong\u003e, \u003cstrong\u003eautomatic bypass valve\u003c\/strong\u003e, \u003cstrong\u003efilling loop\u003c\/strong\u003e, \u003cstrong\u003eheating expansion vessel\u003c\/strong\u003e, and \u003cstrong\u003epressure gauge\u003c\/strong\u003e – the components typically supplied on a pre-plumbed indirect cylinder. Confirm the exact manifold configuration (e.g. system vs regular boiler compatibility) with your supplier for the specific installation.\u003c\/div\u003e\n\u003cdiv style=\"background:#FDECEA; border-left:4px solid #C62828; padding:14px 18px; margin:18px 0; border-radius:4px; font-size:15px; line-height:1.55; color:#333333;\"\u003e\n\u003cstrong\u003eInstaller requirement:\u003c\/strong\u003e this is an unvented hot water cylinder and must be installed, commissioned, and notified to Building Control by a \u003cstrong\u003eG3-qualified (Benchmark) installer\u003c\/strong\u003e in line with Building Regulations Part G3.\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border-left:4px solid #008377CF; padding:14px 18px; margin:18px 0; border-radius:4px; font-size:15px; line-height:1.55; color:#333333;\"\u003eAll electrical connections, including the twin-zone pump, zone valves, and back-up immersion heater, must be wired by a \u003cstrong\u003equalified electrician\u003c\/strong\u003e in accordance with \u003cstrong\u003eBS 7671\u003c\/strong\u003e; actual cable sizing should be calculated on site rather than assumed from generic figures.\u003c\/div\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; color:#008377CF; margin:32px 0 16px 0; padding-bottom:8px; border-bottom:2px solid #008377CF;\"\u003eWhy Choose the JAB DUC IE Compact Pre-Plumbed Indirect\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:14px; margin:20px 0;\"\u003e\n\u003cdiv style=\"background:#F7FBFA; border:1px solid #E0EDEB; border-radius:8px; padding:16px; flex:1; min-width:250px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:8px; font-size:15px;\"\u003eTwin-Zone Pre-Plumbed Pack\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eFactory-fitted with a \u003cstrong\u003etwin-zone heating manifold\u003c\/strong\u003e, this cylinder ships with the heating-side pipework, valves, and controls already assembled and pressure-tested, so the installer connects flow, return, and electrics rather than building the manifold on site.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border:1px solid #E0EDEB; border-radius:8px; padding:16px; flex:1; min-width:250px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:8px; font-size:15px;\"\u003eCirculating Pump \u0026amp; Zone Valves Included\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eThe pre-plumbed pack includes a \u003cstrong\u003eheating circulating pump\u003c\/strong\u003e and \u003cstrong\u003etwin 2-port zone valves\u003c\/strong\u003e for independent heating and hot water zones, along with an \u003cstrong\u003eautomatic bypass valve\u003c\/strong\u003e to protect the pump when zones are shut.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border:1px solid #E0EDEB; border-radius:8px; padding:16px; flex:1; min-width:250px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:8px; font-size:15px;\"\u003eFilling Loop \u0026amp; Expansion Kit Fitted\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eA \u003cstrong\u003efilling loop\u003c\/strong\u003e, \u003cstrong\u003eheating expansion vessel\u003c\/strong\u003e, and \u003cstrong\u003epressure gauge\u003c\/strong\u003e are pre-fitted to the heating circuit, so the installer isn't sourcing and plumbing in these components separately on site.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border:1px solid #E0EDEB; border-radius:8px; padding:16px; flex:1; min-width:250px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:8px; font-size:15px;\"\u003eDuplex Stainless-Steel Shell\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eThe \u003cstrong\u003eduplex stainless-steel\u003c\/strong\u003e body resists pitting and stress corrosion far better than standard 304-grade tanks, giving reliable long-term performance in hard-water areas.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border:1px solid #E0EDEB; border-radius:8px; padding:16px; flex:1; min-width:250px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:8px; font-size:15px;\"\u003eInternal Expansion Design (Domestic Water)\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eBuilding the domestic hot water expansion volume \u003cstrong\u003einside the cylinder\u003c\/strong\u003e removes the need for a separate external expansion vessel on the cold-mains side, simplifying installation further.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FBFA; border:1px solid #E0EDEB; border-radius:8px; padding:16px; flex:1; min-width:250px;\"\u003e\n\u003cdiv style=\"font-weight:700; color:#008377CF; margin-bottom:8px; font-size:15px;\"\u003eIndependent Immersion Back-Up\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eA factory-fitted \u003cstrong\u003e3kW immersion heater\u003c\/strong\u003e gives an independent electric back-up route to hot water if the primary heat source is ever down.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; color:#008377CF; margin:32px 0 16px 0; padding-bottom:8px; border-bottom:2px solid #008377CF;\"\u003eSizes \u0026amp; Specification\u003c\/div\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin:20px 0; font-size:13px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eCapacity\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eHeight\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eCoil Rating\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eStanding Heat Loss\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eErP Band\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e200L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1425mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e19.94kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1.70 kWh\/24h\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e250L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1725mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e20.68kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1.99 kWh\/24h\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e300L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1950mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e23.57kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e2.26 kWh\/24h\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; color:#008377CF; margin:32px 0 16px 0; padding-bottom:8px; border-bottom:2px solid #008377CF;\"\u003eTechnical Specification\u003c\/div\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:10px 14px; font-size:14px;\"\u003eConstruction\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eCylinder Type\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eIndirect, unvented, duplex stainless-steel, internal expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eDiameter\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e550mm (all sizes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eManufacture\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eMade in the UK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eApproval\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eWRAS approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eUp to 55 litres\/min (minimum recommended supply 20 litres\/min at 1.5 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#FFFFFF; font-weight:700; padding:10px 14px; font-size:14px;\"\u003ePre-Plumbed Heating Pack\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eManifold\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eTwin-zone, factory-fitted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eCirculating Pump\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eFactory-fitted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eZone Valves\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eTwin 2-port zone valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eBypass\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eAutomatic bypass valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eFilling Loop\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eFactory-fitted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eHeating Expansion Vessel\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eFactory-fitted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003ePressure Gauge\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eFactory-fitted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#FFFFFF; font-weight:700; padding:10px 14px; font-size:14px;\"\u003eDomestic Hot Water Connections \u0026amp; Safety\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eExpansion (Domestic Water)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eInternal – no external expansion vessel required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eImmersion Heater\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1 x 3kW, factory-fitted (back-up)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eHeat Source\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eBoiler or renewable heat source, via internal coil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FBFA;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eUnvented Kit\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eFull kit supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\" style=\"background:#008377CF; color:#FFFFFF; font-weight:700; padding:10px 14px; font-size:14px;\"\u003eWarranty\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB; width:55%;\"\u003eCylinder\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e25 years, including 1 year on-site cover*\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"font-size:20px; font-weight:700; color:#008377CF; margin:32px 0 16px 0; padding-bottom:8px; border-bottom:2px solid #008377CF;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdiv style=\"margin:20px 0;\"\u003e\n\u003cdetails style=\"margin-bottom:10px; border:1px solid #E0EDEB; border-radius:6px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; padding:12px 16px; font-weight:700; font-size:14px; cursor:pointer; list-style:none;\"\u003eWhat does \"Pre-Plumbed\" include on this cylinder?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eThe heating side comes factory-assembled with a \u003cstrong\u003etwin-zone manifold\u003c\/strong\u003e, \u003cstrong\u003ecirculating pump\u003c\/strong\u003e, \u003cstrong\u003etwin 2-port zone valves\u003c\/strong\u003e, \u003cstrong\u003eautomatic bypass valve\u003c\/strong\u003e, \u003cstrong\u003efilling loop\u003c\/strong\u003e, \u003cstrong\u003eheating expansion vessel\u003c\/strong\u003e, and \u003cstrong\u003epressure gauge\u003c\/strong\u003e – the typical components fitted to a pre-plumbed indirect cylinder so the installer connects pipework and electrics rather than assembling the heating manifold on site.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:10px; border:1px solid #E0EDEB; border-radius:6px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; padding:12px 16px; font-weight:700; font-size:14px; cursor:pointer; list-style:none;\"\u003eWhat heat source does this cylinder use?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eThe internal coil is designed to be heated by a \u003cstrong\u003eboiler or renewable heat source\u003c\/strong\u003e, with the factory-fitted 3kW immersion providing independent electric back-up for the domestic hot water.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:10px; border:1px solid #E0EDEB; border-radius:6px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; padding:12px 16px; font-weight:700; font-size:14px; cursor:pointer; list-style:none;\"\u003eDo I need an external expansion vessel for the domestic hot water?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eNo. The \u003cstrong\u003einternal expansion design\u003c\/strong\u003e builds the domestic water expansion volume into the cylinder itself. A separate \u003cstrong\u003eheating-side expansion vessel\u003c\/strong\u003e is included as part of the pre-plumbed pack for the sealed heating circuit.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:10px; border:1px solid #E0EDEB; border-radius:6px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; padding:12px 16px; font-weight:700; font-size:14px; cursor:pointer; list-style:none;\"\u003eDoes this cylinder need to be installed by a qualified installer?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eYes. As an unvented hot water cylinder it must be installed, commissioned, and notified to Building Control by a \u003cstrong\u003eG3-qualified (Benchmark) installer\u003c\/strong\u003e in line with Building Regulations Part G3.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:10px; border:1px solid #E0EDEB; border-radius:6px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; padding:12px 16px; font-weight:700; font-size:14px; cursor:pointer; list-style:none;\"\u003eHow does the coil rating change across the range?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eCoil output scales with capacity: \u003cstrong\u003e19.94kW at 200L\u003c\/strong\u003e, \u003cstrong\u003e20.68kW at 250L\u003c\/strong\u003e, and \u003cstrong\u003e23.57kW at 300L\u003c\/strong\u003e, per JAB's technical spec sheet for this range.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"margin-bottom:10px; border:1px solid #E0EDEB; border-radius:6px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#FFFFFF; padding:12px 16px; font-weight:700; font-size:14px; cursor:pointer; list-style:none;\"\u003eWhat warranty does this cylinder carry?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eA \u003cstrong\u003e25-year warranty\u003c\/strong\u003e including one year on-site cover, per the manufacturer's published features; confirm current terms and registration with your supplier at the time of purchase.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"JAB","offers":[{"title":"200L","offer_id":65213030990173,"sku":"DUCIE-PP-200L","price":1330.0,"currency_code":"GBP","in_stock":true},{"title":"250L","offer_id":65213031022941,"sku":"DUCIE-PP-250L","price":1470.0,"currency_code":"GBP","in_stock":true},{"title":"300L","offer_id":65213031055709,"sku":"DUCIE-PP-300L","price":1530.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/JABDUCIEIndirectUnventedCylinder.jpg?v=1783665863","url":"https:\/\/qualityheating.co.uk\/products\/jab-duc-ie-compact-pre-plumbed-indirect-unvented-cylinders-200l-300l","provider":"AIZO Quality Heating","version":"1.0","type":"link"}