Watts LF757DCDA-OSY-LM 6 - Part of the LF757DCDA Series Inserta Tee 50 Minimum Temperature-Fahrenheit 33 Outlet

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 2 1/2 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Gear Operated Butterfly Valve Outlet Thread Type Does Not Apply To Product Part Number F111784 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 957 Strainer No Technologies Flood Detection Tradename None Specification Sheet - 957

Specifications Blowdown Outlet Connection Female Threaded Blowdown Outlet Size 3/4 IN Body Material Cast Iron Body Pattern Wye Brand Watts Class Rating 126 EAN 098268833034 Epoxy Coating Type None Gasket Material Garlock Inlet Connection Size 1 IN Inlet Connection Size-Metric 25 MM Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Outlet Connection Size 1 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0220318 Plug Material Cast Iron Retainer Cover Material Cast Iron Retainer Cover Type Tapped with Closure Plug Screen Material Stainless Steel Screen Size 80 MESH Series 77S Strainer Type Wye WOG Rating 400 PSI Specification Sheet - 77S M1

UL/FM approved

top guided stem

Viton elastomers and position indicator

Watts LF757DCDA-OSY-LM 6 - Part of the LF757DCDA Series Inserta Tee 50 Minimum Temperature-Fahrenheit 33 OutletThis 6 IN lead free double check detector backflow preventer assembly prevents the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. It is designed for non health hazard applications and may be installed under continuous pressure service to protect against both backpressure and backsiphonage. It is used primarily on fire sprinkler lines when it is necessary to monitor unauthorized use of water.