Watts 174A 150 FS 2 - Part of the 174A Series ZC100F-3NH The pavers raised domes are

The pavers raised domes are felt or heard when encountered with a walking cane

A2C-SC-WB IntelliFlow

The material is available in either 10”

ZN415E-2NL

Watts 174A 150 FS 2 - Part of the 174A Series ZC100F-3NH The pavers raised domes areThis pressure relief valve has a 2 inch NPTF female inlet and outlet and a 150 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.