Watts 174A 070 FS 1 - Part of the 174A Series ZA100F-4NH Our median water barrier –

Our median water barrier – HDPE is made in the USA from 100% High-density polyethylene (HDPE)

Z326-4IP-AR

It contains a 10 inch replacement diaphragm

this model ensures robust drainage and structural integrity

This Watts Drains 8 inch round

Watts 174A 070 FS 1 - Part of the 174A Series ZA100F-4NH Our median water barrier –This pressure relief valve has a 1 inch NPTF female inlet and outlet and a 70 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