Watts 909RPDA-OSY-GPM-FS 3 - Part of the 909RPDA Series Window Well Cover this system features 12″ internal

this system features 12″ internal channels reinforced with galvanized steel rails

UPC - 098268335927

UPC - 098268634259

1 of NSF/ANSI/CAN 61

UPC - 098268014020

Watts 909RPDA-OSY-GPM-FS 3 - Part of the 909RPDA Series Window Well Cover this system features 12″ internalThis 3 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