Watts 53L-150 1/2 - Part of the 53L Series Drain Fitting Features Threaded inlet with union

Features Threaded inlet with union outlet

ZN415C-3IG

This product contains nodules of Trifluralin (herbicide) that slowly release in order to prevent root tip cell division

stainless steel valve seat

Watts 53L-150 1/2 - Part of the 53L Series Drain Fitting Features Threaded inlet with unionThis 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 bronze body construction with 1 2 inch NPT threaded male inlet and 1 2 inch NPT threaded female (drain) outlet connections, test lever and stainless steel spring. It is ANSI Z21. 22 approved, listed and certified by CSA. The pressure relief is set at 150 psi (10. 3 bar).