• Extended shank for thick tank insulation up to 2-1/2 in Stainless steel springs Lead-free copper alloy body construction Thermostat is accurate and proven and exclusively designed and manufactured by Watts Maximum system operating pressure must not exceed 75% of valve set pressure The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight

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 105000 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 extended shank to accommodated up to 2-1/2 in of insulation, MNPT inlet and FNPT outlet connections, a unique thermostat with special thermo-bonded-coating and test lever. The temperature relief is 210 deg F (99 deg C) and the pressure relief is set at 150 psi (10.3 bar).