Lochinvar & A.O. Smith 100171950 Gas Valve Kit For WH399

Lochinvar & A. O. Smith 100171950 Gas Valve Kit is suitable for the WH399 water heater with regard to performance and security. This kit controls the gas supply to the burner so that heat input can be accurately controlled and combustion made more efficient. This is designed to provide reliability and easy installation making it suitable for both domestic and business use. The valve kit optimizes the pressure of the gas improves energy efficiency and reduces costs of operation while also providing a constant hot water supply.