Watts LF3L-125 3/4 - Part of the LF3L Series Window Well Extension gravel guard

gravel guard

Heavy-duty cast-iron construction for durability

The stainless steel option is constructed of T-304 / 18-8 stainless steel and provides a 25+ year estimated lifespan

Deep Profile

Epoxy-coated cast-iron construction with anchor flange for reliable installation

Watts LF3L-125 3/4 - Part of the LF3L Series Window Well Extension gravel guardThis 3 4 inch lead free 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 copper alloy body with NPT threaded male inlet and NPT threaded female (drain) outlet, test lever, and stainless steel spring. It is ANSI Z21. 22 approved, ASME rated and design certified and listed by CSA. The pressure relief is set at 125 psi (8. 6