Product OverviewWilliams Gas Valve. It is for use with 14K, 20K and 30K BTU Direct Vent Wall furnaces. The gas valve is part of the control assembly.
Use this gas valve with all liquid propane direct vent wall furnaces including 1403821, 2003821 and 3003621 models.
Click here to download the replacement parts lists and exploded view diagrams. Please refer to the appropriate section for your specific furnace.