O Ring for Canister Filter Housings with Grease

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Replacement O-ring for home water purification system. Various O-rings to fit different size filter housings. Water filters work with filter housings, O-rings.

O Rings for water filter and reverse osmosis system housings. Made from food grade Buna-N or EPDM materials. Includes a 0.6 mL packet of grease.

Please Select O-ring Size:

  • O ring diameter 5 3/4" -- Fits: Home Master & Big Blue Whole House Water Filter Housings
  • O ring diameter 2 1/4" -- Fits:Home Master and Tap Master Membrane Housing
  • O ring diameter 3 1/2" -- Fits: Home Master Jr., Tap Master Jr., Slim Line, and Value Line Filter Housings