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PTFE stem packing seal
50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 2 1/2 IN Outlet Shutoff Valve Type No Shutoff Valve Outlet Thread Type Does Not Apply To Product Part Number 0437702 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
Light-duty slotted loose-set grate plus removable dome strainer
Specifications Backflow Preventer Type Dual Check Body Finish Bronze Body Material Lead Free Brass Body Pattern Inline Brand Watts Bypass No Cap And Tether No Disc Material Santoprene EAN 098268166347 Elbow Fitting No GDS Status Registered Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 3/4 IN Inlet Connection Size-Metric 20 MM Inlet Connection Type Union Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature-Fahrenheit 180 Maximum Working Pressure-BAR 12
Watts 774DCDA-LF-GPM 4 - Part of the 774DCDA Series SITEDRAIN PTFE stem packing sealThis 4 IN double check detector backflow preventer assembly prevents the backflow of fire protection system substances from being pumped or siphoned into the potable water supply. It consists of a compact construction and short lay length, ideal for retrofit installations. It features a lightweight stainless steel body, thermoplastic and stainless steel check valves, and low head loss. It can be installed in a horizontal or vertical flow up position.