Watts LF3L-175-Z2 3/4 - Part of the LF3L Series Window Well Cover the Z400BL is built to

the Z400BL is built to withstand moisture

Channel 10-0 section has a constant depth with an invert depth of 14

and the secured cover allows controlled access for inspection and maintenance

hood screws

Z326-4IP-DB

Watts LF3L-175-Z2 3/4 - Part of the LF3L Series Window Well Cover the Z400BL is built toThis 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 175 psi (12. 1