Watts 0121436|WW0121436 - 1/2 LF53-125

This 1/2 inch pressure relief valve is used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters. It consists of a lead free brass body construction with 1/2 inch NPT threaded male inlet and 1/2 inch NPT threaded female (drain) outlet, and stainless steel spring. The pressure relief is set at 125 psi (8.6 bar).