This 3/4 inch lead free temperature and pressure relief valve is designed to provide automatic temperature and pressure protection to hot water heaters and hot water supply tanks up to 105,000 BTU per hour. This two in one relief valve provides a proven and cost effective means to protect against excessive temperature and pressure emergency conditions. It features a lead free copper alloy body with extended shank, NPT male inlet and NPT female outlet connections, a unique thermostat with special thermo-bonded coating, and test lever. The temperature relief is 210 degrees F (99 degrees C) and the pressure relief is set at 150 PSI (10.3 BAR).