Low carbon steel, triple plated with copper, nickel, then 60 microns of chrome 10 year guarantee 800W electric heater element with standard 15mm connection Can be used with central heating or electric only. Ideal for conservatories or utility rooms. ISO9001:2000 registered manufacturer 29 horizontal rails divided into 4 sections of 5, 6, 7, 11 Tested to BS EN 442 standards Supplied adjustable wall brackets, blanking plug & air vent plug Suitable for any central heating systems This product can also be fitted with an electric dual fuel element Safety tested at 15 bar pressure. The pressure in your home will normally be well under 5 bar BTU = 3259 Radiator height = 1600mm Radiator width = 600mm