The 22mm motorised 3 port mid-position valve from TotalHome controls the flow of water in central heating systems, where both radiator and hot water cylinder circuits are fully pumped. Suited for small- to medium-sized installations, it should be used in conjunction with a room thermostat and cylinder thermostat.

• Spring return action
• Two position operation
• Powerhead replaceable without draining down
• Manual lever for filling/draining down