This 1/4 to 1/2 inch second check repair kit for a reduced pressure zone assembly, series 009, which is used to prevent the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. This kit consists of a check assembly and cover O-ring.
- Factory replacement kit
- No special tools required for changing parts
- All parts are made of high quality materials
- Original parts insure long service life
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