Watts 909RPDA-OSY-GPM-FS 8 - Part of the 909RPDA Series SKAPS Shallow Profile channel is 4-1/2

Shallow Profile channel is 4-1/2 in

It will not be damaged by insects and rodents

4 inch Watts Model 77F-DI-250

It has a lead free brass body

50 Minimum Temperature-Fahrenheit 33 Outlet Connection Size 3 IN Outlet Connection Type Flanged Joint Outlet Shutoff Valve Type Non Rising Stem Gate Valve Outlet Thread Type Does Not Apply To Product Part Number F792341 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

Watts 909RPDA-OSY-GPM-FS 8 - Part of the 909RPDA Series SKAPS Shallow Profile channel is 4-1/2This 8 inch reduced pressure detector backflow preventer assembly prevents the reverse flow of fire protection system substances from being pumped or siphoned into the potable water supply due to backsiphonage and or backpressure. This assembly consists of an epoxy coated cast iron body, OSY resilient seated gate valves, captured spring check valves, replaceable stainless steel seats, top mounted test cocks, a pressure differential relief valve, and