Watts 957ZRPDA-OSY-CFM 4 - Part of the 957RPDA Series chat-hdpe this system offers a sleek

this system offers a sleek profile and modular components that help integrate drainage into the design rather than letting it dominate

cast iron body with flanged by grooved end connections

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 4 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number 0438001 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Series 774 Strainer No Technologies Does Not Apply To Product Tradename None Specification Sheet - 774

Chrome steel case

avoiding rust

Watts 957ZRPDA-OSY-CFM 4 - Part of the 957RPDA Series chat-hdpe this system offers a sleekThis 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.