Watts 909RPDA-OSY-CFM-FS 3 - Part of the 909RPDA Series R304 Detectable Warning Surfaces This timer initiates a two

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

It is ideal for applications such as a zone control valve for space heating with hot water or steam and air conditioning with chilled water

The adjustable reduced pressure range is 10 to 30 psi (0

9 bar) and is factory set at 75 psi (5

ZB415K-4IG

Watts 909RPDA-OSY-CFM-FS 3 - Part of the 909RPDA Series R304 Detectable Warning Surfaces This timer initiates a twoThis 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