The Nordyne 902910 gas valve is an essential component for gas-fired heating systems . It controls the quantity of gas feed to the burner and was designed for efficiency and safety in operation. It is suitable for a wide range of gas furnaces and boilers because its intake and outlet size is 1/2". The 3.3" height and 10" water column rating make sure the pressure and flow of gas throu... https://www.partshnc.com/902910-nordyne-24v-33-10-wc-12-gas-valve