Watts 909RPDA-OSY-GPM-FS 8 - Part of the 909RPDA Series silt-fence-selector UPC - 098268592146

UPC - 098268592146

UPC - 098268606836

while the stainless steel ball and stem provide lasting service

UPC - 098268612646

Watts 909RPDA-OSY-GPM-FS 8 - Part of the 909RPDA Series silt-fence-selector UPC - 098268592146This 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