Watts 957NRPDA-BFG-CFM-FS 4 - Part of the 957RPDA Series HDPE 40 Standard Reduced Pressure Setting-PSI

40 Standard Reduced Pressure Setting-PSI 50 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass No Valve Style Standard Specification Sheet - LFU5B-Z3

Solid retainer cap with gasket

ZB400J-2NL

UPC - 098268608205

Watts 957NRPDA-BFG-CFM-FS 4 - Part of the 957RPDA Series HDPE 40 Standard Reduced Pressure Setting-PSIThis 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 N pattern installation. This assembly consists of a stainless steel body with a quick access sleeve, torsion spring check valves, grooved gear operated butterfly valves with tamper switch,