Watts LF174A 150 FS 3/4 - Part of the LF174A Series ground-shipping and other zones where reliable

and other zones where reliable drainage is critical under load

Z400M-4NH-VX

Wet-Area Construction: Built with materials selected for durability and resistance to corrosion

This relief valve rubber parts repair kit is used for replacing or repairing the relief valve assembly on a 2 1/2 and 3 inch reduced pressure zone assembly which is used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure

is used in HVAC

Watts LF174A 150 FS 3/4 - Part of the LF174A Series ground-shipping and other zones where reliableThis lead free pressure relief valve has a 3 4 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint. This valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a lead free copper silicon alloy 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