Watts 709DCDA-DOSY-GPM 4 - Part of the 709DCDA Series ADS This 1 1/4 inch anti-siphon

This 1 1/4 inch anti-siphon pressure vacuum breaker backflow preventer helps prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage

It is used in applications requiring low-pressure

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 2 1/2 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Outside Stem And Yoke Gate Valve Outlet Thread Type Does Not Apply To Product Part Number F111632 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material EPDM Series 957RPDA Strainer No Technologies Flood Detection Tradename None Specification Sheet - 957RPDA

Specifications Body Material Iron Brand Watts Buy American Act Compliant NO EAN 098268019537 Inlet Connection Size 1 1/2 IN Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free Not In Scope Maximum Working Pressure-PSI 56 Outlet Connection Size 2 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0383942 Pressure Range 30 to 75 PSI Pressure Relief Setting-PSI 75 Series 740 Specification Sheet - 174A

it provides long-lasting durability even under harsh outdoor conditions

Watts 709DCDA-DOSY-GPM 4 - Part of the 709DCDA Series ADS This 1 1/4 inch anti-siphonThis 4 inch double check 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. It is ideal for protection at cross connections identified as non health hazards such as on fire protection systems and from other contaminants found at the service line entrance. It