Watts 174A 045 FS 1 1/2 - Part of the 174A Series Geotextile Cover check kit

Cover check kit

18” and 24” with thicknesses of 40 mil

bypass to control thermal expansion pressure

LFFBV-3C M1

21 GPM per linear ft

Watts 174A 045 FS 1 1/2 - Part of the 174A Series Geotextile Cover check kitThis pressure relief valve has a 1 1 2 inch NPTF female inlet and outlet and a 45 psi pressure relief setpoint. The valve can be used for hot water space heating boiler applications to protect against excessive pressure. It features a bronze 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 relief valve.