SIGMAR Compact Single Coil Calorifier 30 LITRE Capacity Weight 9Kg, 316 Stainless Steel Tank cased in Sturdy Plastic Shell Vertical Deck Mount with Integrated Mounting Brackets 800 Watt SS Heating Element, 1/4" fitting 220Volts Width 366mm, Length 540mm, Height 358mm Connections : 1/2" gas BSP Male Safety and Non Return valve Max Pressure 4 Bar (58psi)