{"product_id":"jab-duc-2-125l-indirect-slim-unvented-cylinder","title":"JAB DUC 2 125L Indirect Slim Unvented Cylinder","description":"\u003ch2\u003eJAB DUC 2 125L Indirect Slim Unvented S\/S Cylinder\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eJAB DUC 2 125L Indirect Slim Unvented Stainless Steel Cylinder\u003c\/strong\u003e is a \u003cstrong\u003ehigh-performance domestic hot water storage cylinder \u003c\/strong\u003edesigned to deliver reliable, mains-pressure hot water to taps, showers, and appliances throughout the home.\u003c\/p\u003e\n\n\u003cp\u003eConstructed from \u003cstrong\u003ehigh-grade duplex stainless steel\u003c\/strong\u003e for durability and corrosion resistance, the DUC 2 provides long service life with minimal maintenance. Its compact 90-Litre capacity makes it ideal for \u003cstrong\u003esmaller homes, apartments, and en-suite systems\u003c\/strong\u003e, while the unvented design eliminates the need for a cold-water storage tank - freeing up valuable loft space and providing powerful water pressure at every outlet.\u003c\/p\u003e\n\n\u003cp\u003eThis indirect model is designed to be heated by a \u003cstrong\u003egas or oil boiler\u003c\/strong\u003e, with an additional immersion heater connection for backup or off-peak heating.\u003c\/p\u003e\n\n\u003cp\u003eDesigned with installation in mind, allowing most existing airing cupboards to be used. The ideal choice for the replacement of standard copper cylinders.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eDomestic and light commercial properties\u003c\/li\u003e\n\t\u003cli\u003eProperties seeking mains-pressure hot water without loft tanks\u003c\/li\u003e\n\t\u003cli\u003eHomes using a gas or oil boiler for water heating\u003c\/li\u003e\n\t\u003cli\u003eModernisation or replacement of traditional vented systems\u003c\/li\u003e\n\t\u003cli\u003eEn-Suite bathrooms or low-profile hot water installations\u003c\/li\u003e\n\t\u003cli\u003eIdeal for properties with limited space\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eTypical use: \u003c\/strong\u003e1-2 bedroom homes, 1 Bathroom\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e125-Litre Capacity\u003c\/strong\u003e - 125-litre stainless stel unvented cylinder\u003c\/li\u003e\n\t\u003cli\u003eIndirect coil for boiler connection\u003c\/li\u003e\n\t\u003cli\u003eFactory-Fitted high-performance installation\u003c\/li\u003e\n\t\u003cli\u003eFactory tested to meet G3 Building Regulations\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Performance\u003c\/strong\u003e- Delivers strong, consistent mains-pressure hot water\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e - Space-saving cylinder ideal for cupboards, lofts, or utility rooms\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eEfficient heating\u003c\/strong\u003e - Fast heat recovery from connected boilers\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eDurable Stainless Steel Build\u003c\/strong\u003e - Corrosion-resistant for long service life\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eNo Cold-Water Tank Required\u003c\/strong\u003e - Saves loft space and simplifies installation\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eEnergy-Efficient\u003c\/strong\u003e - Advanced insulation reduces heat loss and energy costs\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eCompliant and Safe\u003c\/strong\u003e - Supplied with all safety controls and G3 Certification\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003e25-Year Warranty\u003c\/strong\u003e - Including One Year On-Site Warranty\u003c\/li\u003e\n\t\u003cli\u003e\u003cstrong\u003eU.K. Manufactured\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003eHow it works\u003c\/h3\u003e\n\n\u003col\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eColds Mains Supply\u003c\/strong\u003e: The cylinder takes in cold water directly from the mains supply\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003ePrimary Heating:\u003c\/strong\u003e The indirect coil inside the cylinder is heated by your central heating boiler, transferring heat to the stored water\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eHot Water Storage:\u003c\/strong\u003e The heated water is stored in the stainless-steel vessel, ready for use\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eBackup Heating:\u003c\/strong\u003e An immersion heater can be used as an alternative or secondary heat source\u003c\/li\u003e\n\t\u003cli\u003e\n\u003cstrong\u003eMains Pressure Delivery:\u003c\/strong\u003e Hot water is supplied to outlets at mains pressure, ensuring strong flow rates and consistent temperature.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003ctable border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width:500px\"\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eProduct Code\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003eJD2125ISLIM\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eNominal Capacity (L)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e125\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eHeight (mm)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e1050\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eDiameter Ø (mm)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e470\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eReheat From Cold (Minutes)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e36\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eReheat from 70% Draw-off (minutes)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e25\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eERP Band\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003eC\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eImmersion Rating (kW)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e3\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd style=\"background-color:#ffcccb; text-align:center\"\u003e\u003cstrong\u003eStanding Heat Loss (kWh\/24hrs)\u003c\/strong\u003e\u003c\/td\u003e\n\t\t\t\u003ctd style=\"text-align:center\"\u003e1.48\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003eAll indirect units are supplied with:\u003c\/h3\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e1 x Dual Stat. And high Limit Stat\u003c\/li\u003e\n\t\u003cli\u003e1 x 3kW 240v s\/p Immersion heater\u003c\/li\u003e\n\t\u003cli\u003e1 x Expansion Vessel\u003c\/li\u003e\n\t\u003cli\u003e1 x T \u0026amp; P Relief Valve\u003c\/li\u003e\n\t\u003cli\u003e1 x 3 bar Inlet Chain\u003c\/li\u003e\n\t\u003cli\u003e1 x Two Port Motorised Valve\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e \u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cem\u003e* Please note, the image is for visual purposes only and may be slightly different upon arrival\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Hot Water Sales","offers":[{"title":"Default Title","offer_id":58448309715325,"sku":"JD2125ISLIM","price":585.37,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/5103\/6797\/files\/9904_7594.jpg?v=1785251880","url":"https:\/\/fueltankshop.co.uk\/products\/jab-duc-2-125l-indirect-slim-unvented-cylinder","provider":"Fuel Tank Shop","version":"1.0","type":"link"}