Watts 174A 120 FS 2 - Part of the 174A Series Nonwoven Fabric Channel Build – 6″ ×

Channel Build – 6″ × 48"

Wide flange with flashing clamp for strong roof-membrane integration

SITEDRAIN Sheet 116 is an economical solution for single-sided subsurface drainage applications requiring moderate strength

Z191-RD-4X18-4NH

It features a 7 inch round

Watts 174A 120 FS 2 - Part of the 174A Series Nonwoven Fabric Channel Build – 6″ ×This pressure relief valve has a 2 inch NPTF female inlet and outlet and a 120 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.