As of 2015, replacement gas valves for home appliances are available at AppliancePartsPros.com. Replacement gas valves for heating and cooling applications are available at Grainger.com.
AppliancePartsPros.com sells replacement gas valves for dryers, washer and dryer combinations, and ovens. The company sells gas valves that are compatible with several brands of gas appliances. Gas safety valves and gas burner valves for ovens are available at AppliancePartsPros.com. Grainger.com sells Honeywell, RobertShaw and White-Rodgers gas valves for heating and cooling applications. The company sells replacement gas valves for products that are fueled by natural gas only, or those that can use either natural gas or propane.