This 1/2 IN cover replacement kit for series SS009 is used for repairing the cover to the relief valve to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage and or backpressure. It consists of a cover and a cover O-ring.
- 1 1/4 to 1 1/2 IN 009 M2 reduced pressure zone total rubber parts kit
- All Check Valveand relief valve O-Rings
- Two disc assemblies, one relief valve disc assembly
- Diaphragm
