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Pentair Black Disinfection O-ring

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  • Easy Replacement: remove old o-ring, clean out groove, lubricate new o-ring with clean silicone grease and press o-ring into housing groove ensuring its completely level

  • For use with Pentair OMNIFilter BF7, BF35, PB35, PB55 and BF55 Heavy Duty Housings

  • Fits most heavy duty whole home housings from other major brands

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