This Drayton Motorised Diverter Valve is a 3 port valve designed for use in a heating system. It is specifically made for a 28mm pipe size. This valve is perfect for controlling the flow of water in a heating system, allowing for efficient distribution of heat. The motorised feature enables the valve to be controlled remotely, providing convenience and flexibility in managing the heating system. Perfect for homeowners looking to upgrade or replace their current diverter valve in their standard water heater setup.