Vaillant uniSTOR 300 Unvented Hot Water Cylinder

The Vaillant uniSTOR 300 unvented hot water storage cylinder can be used when converting from an open vented system with a cold water tank in the loft to a sealed boiler and cylinder system saving space and improving water pressure. Upgrading an old copper cylinder to a new uniSTOR unvented cylinder as part of a heating system upgrade will reduce cylinder heat losses, increasing your heating system's efficiency and saving money on your fuel bills. 300 litre capacity Made from high grade, long-lasting duplex stainless steel Highly insulated with environmentally friendly materials Aesthetically pleasing, easy-to-clean outer casing 2 year parts and labour guarantee 25 year cylinder guarantee