Watts 53L-Z2-030 1/2 - Part of the 53L Series mainline-siltfence dual weepholes for double drainage

dual weepholes for double drainage performance

Product Codes: Z1901-2NH

paved zones

ZN451B-2NH-B-CL

Elastomer seat

Watts 53L-Z2-030 1/2 - Part of the 53L Series mainline-siltfence dual weepholes for double drainageThis 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 30 psi (2. 1 bar).