Watts LF957RPDA-OSY-LM 4 - Part of the LF957RPDA Series

Watts LF957RPDA-OSY-LM 4 - Part of the LF957RPDA SeriesThis 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 installation. It is

Specifications Backflow Preventer Type Pressure Vacuum Breaker Body Finish Cast Bronze Body Material Bronze Body Pattern Angle Brand Watts Bypass No Bypass Size Does Not Apply To Product Cap And Tether No Disc Material Silicone EAN 098268544954 Elbow Fitting No GDS Status Registered Hazard Protection Level Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 1 IN Inlet Connection Size-Metric 25 MM Inlet Connection Type Female Threaded Inlet Shutoff Valve Type Quarter Turn Ball Valve Inlet Thread Type NPT Lead Free NO Maximum Temperature-Fahrenheit 140 Maximum Working Pressure-BAR 10

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3 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 0439315 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

This 3/8 inch lead free anti-siphon vacuum breaker backflow preventer for hot or cold water prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage

protecting streams

and the unit is equipped with a standard no-hub outlet for straightforward connection

ETX-15 and B911S

Specifications Kit Type First Check Kit Lead Free YES Product Group BACKFLOW KITS UPC - 098268374100

UPC - 098268430332

Check sleeve cover kit

The stainless steel option has a higher level of longevity with an estimated lifespan of 25+ years

a pressure range of 10-75psi

UPC - 098268264173