This 3/4 in. 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 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 NPT male inlet and NPT female outlet connections, a unique thermostat with special thermo-bonded coating, and test lever. The temperature relief is 210 Deg 99 Deg C and the pressure relief is set at 125 psi 8.6 BAR.Lead free copper body constructionUnique thermostat with special thermo-bonded coatingProtects against excessive temperature and pressure during emergency conditionsTemperature relief is 210 DegF 99 Deg CPressure relief set at 125 psiASME rated, CSA listed3/4 in. NPT male inlet and NPT female outlet connectionsUsed to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105,000 BTU/hrANSI Z21.22 certifiedAutomatic reseating. This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.