The furnace gas valve controls the flow of propane to the burner dependent on signals from the control board. Starting and stopping the flow of gas to the burner by a 12V DC signal. the dual solenoid design gives secondary protection against gas leaking through the valve seals. there are two valves doing the same task so there is always a backup valve to provide the needed protection. An internal pressure regulator is attached to the valve reducing the pressure between 9.5 and 10.5 in. WC.

Dometic GAS Valve 31150
$47.46