The Gledhill Norman Stainless Steel Unvented Cylinder is manufactured from Duplex stainless steel and provides exceptionally low standing heat loss as well as having a much faster reheat time than standard copper cylinders.
They are designed to provide pressurised hot water, and are supplied as a package which complies with Section G3 of the Building Regulations. The appliance is extremely well insulated using high density HCFC free foam insulation.
Norman cylinders are available in two basic variants, indirect and indirect solar. Indirect is for single heating systems, Indirect solar is for dual heating systems, e.g. solar system and central heating system.