Ideal solution for when space is at a premium or when built-in pumps or expansion vessels are not required. Features Serpentine heating element technology, compatibity with solar panels and fully modular components, offering longer service life if repairs are required. Ideal for properties off the gas grid, or for siting where traditional gas boilers cannot be fitted. Max. Central Heating Output: 6kW Serpentine Heating Element Compatible with Indirect Cylinders Compatible with Solar Panels 2 Year Manufacturers Guarantee (Registration Required, T&Cs Apply) 20,472BTU LED Digital Display Max. Central Heating Output: 6kW Serpentine Heating Element Compatible with Indirect Cylinders Compatible with Solar Panels 2 Year Manufacturers Guarantee (Registration Required, T&Cs Apply) 20,472BTU LED Digital Display