The 2x Central Heating Cleaner F3 is a compact storage tank water heater designed for hydronic heating systems. With a tank capacity of 75-150 litres and a voltage of 240V, this white Fernox unit offers first-hour recovery of up to 204 litres. Manufactured with a metal tank lining and featuring a 0.5 cm compression water connection, this boiler-heated water heater has an energy efficiency rating of A+++. Backed by a 1-year manufacturer warranty, this unit is ideal for efficiently heating your home with hot water.