Watts 909RPDA-OSY-CFM-FS 2 1/2 - Part of the 909RPDA Series Window Well Cover This first or second check

This first or second check valve kit is used to repair or replace the first or second check valve on a 6 inch lead free double check valve assembly backflow preventer

Corrosion-resistant finish for weather protection

relief valve seat o-ring

Rugged Construction: Dura-coated cast iron body built to resist corrosion and provide long service life

The maximum working pressure is non-shock 125 psi (8

Watts 909RPDA-OSY-CFM-FS 2 1/2 - Part of the 909RPDA Series Window Well Cover This first or second checkThis 2 1 2 inch reduced pressure detector backflow preventer assembly prevents 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