Watts 174A 065 FS 2 - Part of the 174A Series inlet-protection-finder high volume roof drain features

high volume roof drain features a flashing clamp with integral gravel stop

The Zurn Z1900 is a cast-iron Sani-Flor receptor engineered for sanitary environments and commercial applications

ductile iron grate with 18 square inches of free area and a 4 inch no hub outlet

or decorative flooring—so the drain blends naturally into the environment

and is ideal for use in domestic water heaters and supply tanks

Watts 174A 065 FS 2 - Part of the 174A Series inlet-protection-finder high volume roof drain featuresThis pressure relief valve has a 2 inch NPTF female inlet and outlet and a 65 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. Sensor