{"product_id":"jab-duc-ie-indirect-slimline-unvented-cylinders-120l-200l","title":"JAB DUC IE Indirect Slimline Unvented Cylinders (120L-200L)","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 Indirect Slimline\u003c\/strong\u003e is a narrow-diameter, internal-expansion unvented hot water cylinder, built at just \u003cstrong\u003e480mm diameter\u003c\/strong\u003e for airing cupboards too tight for JAB's standard internal-expansion range. Available in \u003cstrong\u003efour capacities from 120L to 200L\u003c\/strong\u003e, it's constructed from \u003cstrong\u003eduplex stainless-steel\u003c\/strong\u003e, heated indirectly from a gas or oil boiler or renewable heat source, and backed up by a \u003cstrong\u003efactory-fitted 3kW immersion heater\u003c\/strong\u003e. Because the expansion volume is built in, there's \u003cstrong\u003eno external expansion vessel\u003c\/strong\u003e to find wall space for.\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;\"\u003e120–200L\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;\"\u003e480mm\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;\"\u003e18.76–19.36kW\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;\"\u003eErP C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eEnergy Rating\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;\"\u003eInternal\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; margin-top:4px; opacity:0.9;\"\u003eExpansion Design\u003c\/div\u003e\n\u003c\/div\u003e\n\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:#FFF6E5; border-left:4px solid #B26A00; padding:14px 18px; margin:18px 0; border-radius:4px; font-size:15px; line-height:1.55; color:#333333;\"\u003e\n\u003cstrong\u003eT\u0026amp;P relief valve pressure rating not specified:\u003c\/strong\u003e JAB's technical spec sheet for this range gives the temperature and pressure relief valve's fitting height on the cylinder but does not state its bar rating. Confirm the exact setting from the installation manual or with JAB Products before commissioning.\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 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 Indirect Slimline\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;\"\u003eSlim 480mm Diameter\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eAt just \u003cstrong\u003e480mm diameter\u003c\/strong\u003e, this cylinder fits airing cupboards too narrow for JAB's standard 550mm-diameter internal-expansion range, without sacrificing the internal-expansion design.\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\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eBuilding the expansion volume \u003cstrong\u003einside the cylinder\u003c\/strong\u003e removes the need for a separate external expansion vessel, keeping the slim footprint free of extra wall-mounted components.\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;\"\u003eBoiler or Renewable Heat Source\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eThe indirect coil connection lets the cylinder be heated by a \u003cstrong\u003egas or oil boiler, or a renewable heat source\u003c\/strong\u003e such as a heat pump, with coil output rising from 18.76kW at 120L to 19.36kW at 200L.\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\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;\"\u003eFull Unvented Kit Included\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.55; color:#333333;\"\u003eThe \u003cstrong\u003ecomplete unvented kit\u003c\/strong\u003e ships with every cylinder, so the installer isn't left sourcing safety-group components separately.\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;\"\u003e120L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1250mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e18.76kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1.37 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;\"\u003e150L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1525mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e18.82kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1.60 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;\"\u003e170L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1700mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e19.22kW\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;\"\u003e200L\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;\"\u003e19.36kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1.80 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;\"\u003eConnection Heights\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;\"\u003eCold Inlet\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eHeating Flow\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eReturn\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eControl Stat\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eImmersion\u003c\/th\u003e\n\u003cth style=\"background:#008377CF; color:#FFFFFF; padding:9px 12px; font-size:13px; text-align:left;\"\u003eT\u0026amp;P Valve\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;\"\u003e120L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e175mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e200mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e280mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e350mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e330mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e820mm\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;\"\u003e150L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e175mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e200mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e280mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e350mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e330mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1010mm\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;\"\u003e170L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e175mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e200mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e280mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e430mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e410mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1110mm\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;\"\u003e200L\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e175mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e200mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e280mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e430mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e410mm\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px; font-size:13px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e1300mm\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, slimline 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;\"\u003e480mm (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%;\"\u003eEnergy Rating (ErP)\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eC\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;\"\u003eConnections \u0026amp; Safety (All Sizes)\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\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;\"\u003eGas\/oil boiler 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%;\"\u003eInner Container\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003eLifetime manufacturing warranty*\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%;\"\u003eComponents\u003c\/td\u003e\n\u003ctd style=\"padding:9px 14px; font-size:14px; color:#333333; border-bottom:1px solid #E0EDEB;\"\u003e2 years*\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 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\u003egas or oil-fired boiler, or a renewable heat source\u003c\/strong\u003e such as a heat pump, with the factory-fitted 3kW immersion providing independent electric back-up.\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?\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 expansion volume into the cylinder itself, so a separate wall-mounted expansion vessel isn't required.\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 is this different from the standard JAB DUC IE Indirect range?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eThis Slimline version uses the same internal-expansion principle but in a narrower \u003cstrong\u003e480mm diameter\u003c\/strong\u003e shell (versus 550mm on the standard IE Indirect range), for tighter airing cupboards, with correspondingly taller cylinders at each capacity.\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 gently with capacity: \u003cstrong\u003e18.76kW at 120L\u003c\/strong\u003e, \u003cstrong\u003e18.82kW at 150L\u003c\/strong\u003e, \u003cstrong\u003e19.22kW at 170L\u003c\/strong\u003e, and \u003cstrong\u003e19.36kW at 200L\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 JAB provide?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 16px; font-size:14px; line-height:1.6; color:#333333; background:#FFFFFF;\"\u003eJAB cylinders carry a \u003cstrong\u003elifetime manufacturing warranty on the inner container\u003c\/strong\u003e (2 years on components); confirm current terms and registration with JAB Products or 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":"120L","offer_id":65213730652509,"sku":"DUCIE-IN-SL-120L","price":770.0,"currency_code":"GBP","in_stock":true},{"title":"150L","offer_id":65213730685277,"sku":"DUCIE-IN-SL-150L","price":830.0,"currency_code":"GBP","in_stock":true},{"title":"170L","offer_id":65213730718045,"sku":"DUCIE-IN-SL-170L","price":1050.0,"currency_code":"GBP","in_stock":true},{"title":"200L","offer_id":65213730750813,"sku":"DUCIE-IN-200L","price":790.0,"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-indirect-slimline-unvented-cylinders-120l-200l","provider":"AIZO Quality Heating","version":"1.0","type":"link"}