Watts 740 030 FS 3/4 - Part of the 740 Series Egress System This 3/8-1/2 IN backflow preventer

This 3/8-1/2 IN backflow preventer check repair kit

This Watts Drainage epoxy coated

Mesh Specifications

and patios

Watts 740 030 FS 3/4 - Part of the 740 Series Egress System This 3/8-1/2 IN backflow preventerThis pressure relief valve has a 3 4 inch NPTF female inlet, 1 inch NPTF female outlet, and pressure relief setpoint of 30 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