Watts 957RPDA-OSY-CFM-FS 4 - Part of the 957RPDA Series dura-skrim-selector Specification Sheet - Z717

Specification Sheet - Z717

vandal proofing and a reversible clamping collar with primary and secondary weepholes

This 1 1/2 inch lead free reduced pressure zone backflow preventer assembly is designed to prevent the flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements

ZA104-20-5NH

Watts 957RPDA-OSY-CFM-FS 4 - Part of the 957RPDA Series dura-skrim-selector Specification Sheet - Z717This 4 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,