Watts 174A 150 FS 1 1/4 - Part of the 174A Series detectable-warning-mat-finder Delphinium

Delphinium

it ensures your roofing system is secure even under heavy rainfall

Specifications Compatible Series or Model 007M3 Compatible Size Used On 1/2 IN to 3/4 IN Kit Contents Cover

which prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply

To repair 1/2 inch U5B

Watts 174A 150 FS 1 1/4 - Part of the 174A Series detectable-warning-mat-finder DelphiniumThis pressure relief valve has a 1 1 4 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.