The White-Rodgers 222-46182-01B Gas Water Heater Thermostat Valve is a reliable and efficient water heater part designed for gas-powered water heaters. This gray valve, with model number 222-46181-01B, is specifically designed by White-Rodgers to regulate the temperature of the water in your gas water heater. With this thermostat valve, you can ensure that your water heater is functioning at optimal levels and providing hot water efficiently.