Compact and quiet electric system boiler with touchscreen operation and display. Incorporates expansion vessel and pump with no flue required. Uses Serpentine heating element technology and is compatible with solar panels. Ideal for properties off the gas grid, or for siting where traditional gas boilers cannot be fitted. Max. Central Heating Output: 11kW Serpentine Heating Element 170Ltr Stainless Steel Tank Compatible with Solar Panels 2 Year Manufacturers Guarantee (Registration Required, T&Cs Apply) 37533BTU Low Heat Loss & Fast Recovery 50mm Insulation for High Energy Efficiency Overheat Cut-Out Protection Max. Central Heating Output: 11kW Serpentine Heating Element 170Ltr Stainless Steel Tank Compatible with Solar Panels 2 Year Manufacturers Guarantee (Registration Required, T&Cs Apply) 37533BTU Low Heat Loss & Fast Recovery 50mm Insulation for High Energy Efficiency Overheat Cut-Out Protection