Available in nominal capacities from 120 litres to 300 litres, they are suitable for both domestic dwellings and small commercial premises, giving an energy efficient and fast method of providing hot water. The interior of the steel cylinder is enamelled to DIN 4753/part 3. The cylinder's exterior is coated and covered by 35mm CFC free polyurethane foam insulation with an outer white, easy to clean 5mm plastic jacket.
The cylinders have a low tendency to calcination due to the enamelling. They are supplied complete with unvented kit, temperature/pressure valve and two immersion heaters.
Supastor direct unvented cylinders have been specially designed for the UK housing market, being compact, easy to install with 'in-line' connections and are supplied with all necessary controls.