Watts 957ZRPDA-OSY-CFM 4 - Part of the 957RPDA Series dura-skrim-selector 50 Minimum Temperature-Fahrenheit 33 Outlet

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 6 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Gear Operated Butterfly Valve Outlet Thread Type Does Not Apply To Product Part Number 0111575 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 757DCDA Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet - 757DCDA

14 Standard Reduced Pressure Setting-PSI 60 Strainer Yes Strainer Material Stainless Steel Thermal Expansion Bypass Yes Trim Material Does Not Apply To Product Type Kit Valve Style Standard Specification Sheet - LFN45B

Specifications Body Material Ductile Iron Brand Watts Buy American Act Compliant NO Class Rating 125 or 150 Control Type Lever Handle CV Rating 135 GPM Disc Material Ductile Iron EAN 098268605945 Inlet Connection Size 2 IN Inlet Connection Type Wafer Lead Free Yes Maximum Operating Temperature-Fahrenheit 248 Maximum Working Pressure-PSI 200 Minimum Temperature-Fahrenheit 33 Operating Torque-Dry 214 in-lbs Operating Torque-Wet 134 in-lbs Outlet Connection Size 2 IN Outlet Connection Type Wafer Part Number 0525769 Seat Material EPDM Series BF-04 Silicone Free Yes Stem Shaft Material 416 Stainless Steel Valve Style Wafer Specification Sheet - BF-03-M2

solder connections

Watts 957ZRPDA-OSY-CFM 4 - Part of the 957RPDA Series dura-skrim-selector 50 Minimum Temperature-Fahrenheit 33 OutletThis 4 inch reduced pressure detector backflow preventer assembly is designed to prevent the reverse flow of fire protection substances and water of non potable quality from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure in accordance with national plumbing codes and water authority requirements. Extremely compact and lighter than traditional designs it is approved for horizontal Z pattern installation.