Watts 909RPDA-OSY-CFM-FS 3 - Part of the 909RPDA Series R304 Detectable Warning Surfaces No-hub outlet (standard)

No-hub outlet (standard)

Replaceable check disc rubber

ZB415K-4IG

This timer initiates a two hour cycle when the button is depressed

in one pre-assembled unit

Watts 909RPDA-OSY-CFM-FS 3 - Part of the 909RPDA Series R304 Detectable Warning Surfaces No-hub outlet (standard)This 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