Watts 174A 035 FS 3/4 - Part of the 174A Series nwgf ZRB185-4NH

ZRB185-4NH

Rated NDS Class C when properly installed

it supports robust water management in tough conditions

and others) to match plumbing systems

The unique dome design makes it a easy to clean and maintain product

Watts 174A 035 FS 3/4 - Part of the 174A Series nwgf ZRB185-4NHThis pressure relief valve has a 3 4 inch NPTF female inlet and outlet and a 35 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.