Electric flow boiler to provide wet central heating and can heat a domestic hot water tank / cylinder with the comfort and controllability of a gas boiler Ideally suited for installations as an alternative where no mains gas is available or where legislation prevents gas flue (e.g. high rise buildings/apartments) Suitable for use with conventional Radiator heating systems or for underfloor heating applications Manufactured in the UK and fully factory tested for reliability with Nemko approval, Weight: 2.2 pounds, Manufacturer: Heatrae Sadia