For maximum accuracy and to maintain the factory calibration

making it ideal for living spaces where mechanical contactor noise is undesirable

High Thermal Tolerance: Rated for ambient temperatures from -40°F to 275°F

providing specialized gas control tailored to modern 2-stage performance requirements

Lochinvar & A.O. Smith 100110714 Valve 320788-704 For maximum accuracy and toThe Lochinvar & A. O. Smith 100110714 Valve is a 3 4" NPT Temperature and Pressure (T&P) relief valve engineered specifically for high demand commercial water heaters and residential boilers. Designed to handle up to 150 PSI, this ASME rated safety component provides critical over pressure and thermal protection for the pressurized tank. This valve features a lower probe configuration with a 3 4 inch male threaded inlet and a 3 4 inch female threaded