Watts 740 040 FS 3/4 - Part of the 740 Series ZA100F-2NH Flexible Outlet & Sealing OptionsSupports

Flexible Outlet & Sealing OptionsSupports multiple outlet types and provides interfaces for integration with waterproofing membranes

ZB400N-3NL

ZB1910-4NH

It consists of a chrome plated lead free body construction

The handle is made of zinc plated carbon steel with vinyl insulator

Watts 740 040 FS 3/4 - Part of the 740 Series ZA100F-2NH Flexible Outlet & Sealing OptionsSupportsThis pressure relief valve has a 3 4 inch NPTF female inlet, 1 inch NPTF female outlet, and pressure relief setpoint of 40 psi. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features an iron body, non metallic disc to metal seating, and test lever. Includes a nonrestrictive discharge drain line flood sensor with SentryPlus Alert technology to detect excessive water discharges from the