The BiWorld 2 Port Motorised Zone Valve 22mm BZV22 is a standard water heater designed for use in heating systems. It operates on a corded electric power source, with a voltage of 220/240V, making it suitable for various household heating applications. This product from BIWORLD is specifically designed to control the flow of water to different zones in a heating system, ensuring efficient and targeted heating. With its motorised operation, this zone valve offers reliable and convenient control over your heating system.