Three Way Central Heating Valve
Three Way Central Heating Valve . Like others have sugested you can ask how much extra would be to. As the name indicates, it mixes hot water from your water heater with cold water by mixing in cold water with hot water. Sunvic 3 Port Valve 28mm from www.toolstation.com This is controlled by a timer (acl switchmaster), room thermostat and tank thermostat (both are the original sunvic units). Only slightly cooler than water in the central heating system. Motorised heating valves are an electrically controlled valve used in central heating systems to control the flow of heated water in the home.