Watts 0121357|WW0121357 - 3/4 LF100XL-Z11 100-180

This 3/4 inch lead free temperature and pressure relief valve is designed to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105,000 BTU/hr. 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 NPT male inlet and NPT female outlet connections, a unique thermostat with special thermo-bonded coating with 4 inch extension and test lever. The temperature relief is 180 degrees F (82 degrees C) and the pressure relief is set at 100 psi (6.9 bar).