Watts 957RPDA-OSY-CFM-FS 3 - Part of the 957RPDA Series Tactile Paving This pressure relief valve has

This pressure relief valve has a 1 1/4 inch NPTF female inlet and outlet and a 150 psi pressure relief setpoint

Z551-4NH-P

Stainless steel screen

Z415N-2IC-7N

Tight shutoff

Watts 957RPDA-OSY-CFM-FS 3 - Part of the 957RPDA Series Tactile Paving This pressure relief valve hasThis 3 inch reduced pressure detector backflow preventer assembly help stop the reverse flow of liquids due to backpressure or backsiphonage, where potential health hazard exists. Extremely compact and lighter than traditional designs it is approved for horizontal installation. This assembly consists of a stainless steel body with a quick access sleeve, torsion spring check valves, resilient seated gate valves with outside stem and yoke, test cocks,