The 22mm Drayton 3-Port Valve Body is a compact storage tank water heater suitable for central heating systems. This corded electric valve body, made of brass, has a voltage of 220/240V and can heat water to a range of 60°C to 65°C. With a power of less than 100W, this boiler unit is designed for indoor mounting and is compatible with Nest smart home technology. Manufactured in the United Kingdom, this energy-efficient A-rated valve body comes with nuts and olives for easy installation on the side of the water tank.