Description
This 1-1/4 to 1-1/2 IN First Check Rubber Parts Replacement Kit For Series 009M2 is Used For Repairing The Parts 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. This Kit Consists of a First Check Assembly O-Ring, Disc Holder Assembly, Cover O-Ring And Sensing Passage O-Ring. | Watts | 0887304
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