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Backflow check repair kit components including rubber diaphragm, spring, and seal ring.

Watts 1" Backflow Check Repair Kit, 800M4 - 0887704

Regular price $51.10
Sale price $51.10 Regular price $0.00

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This 1 inch check repair kit is designed for a pressure vacuum breaker, series 800m4, which prevents the reverse flow of polluted water from entering into the potable water supply due to backsiphonage. This kit consists of a check disc assembly (disc and disc holder), bonnet O-ring, and check spring.

  • Factory replacement kit
  • No special tools required for changing parts
  • All parts are made of high quality materials
  • Original parts insure long service life