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Water Filter System Parts & Accessories

Find water filter parts and accessories, such as mounting brackets, replacement o-rings, refrigerator ice makers, and water test kits to meet all of your clean water needs. Discount Filter Store has over a hundred different parts for various water filter systems offered by top brands. We are a trusted distributor of Pentek, Kenmore, and HM Digital. Make sure that you have the right tools to keep your water clean and healthy. At Discount Filter Store, we make buying water filter parts easy.

Items 1 to 25 of 37 total

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  1. 143216 Pentek Stainless Steel Filter Housing Sump O-Ring

    143216 Pentek Stainless Steel Filter Housing Sump O-Ring

    Fits the Pentek ST stainless steel housing Learn More
    $10.99 Retail Price:  $15.28
  2. 143339 Pentek Head Nut Gasket

    143339 Pentek Head Nut Gasket

    Fits the Pentek ST stainless steel housing Learn More
    $6.99 Retail Price:  $9.19
  3. 151254 Pentek Filter Housing Sump O-Ring

    151254 Pentek Filter Housing Sump O-Ring

    Fits #10 and #20 Big Clear housings by Pentek and American Plumber, as well as other manufacturers Learn More
    $6.19 Retail Price:  $9.42
  4. 156037 Pentek Mounting Bracket Kit

    156037 Pentek Mounting Bracket Kit

    Fits Pentek ST stainless steel housings Learn More
    $19.99 Retail Price:  $22.34
  5. 244047 Pentek Slim Line Filter Housing L Shaped Mounting Bracket

    244047 Pentek Slim Line Filter Housing L Shaped Mounting Bracket

    Fits standard 5-inch, 10-inch and 20-inch Slim Line housings Learn More
    $5.09 Retail Price:  $8.15
  6. BW-BC Pentek Filter Wrench

    BW-BC Pentek Filter Wrench

    Fits Pentek Big Clear filter housings Learn More
    $6.19 Retail Price:  $9.42
  7. 151117 Pentek Viton Polypropylene Housing O-Ring

    151117 Pentek Viton Polypropylene Housing O-Ring

    Fits Pentek 150150, 150132, 150154, 150134, 150156, 150135, 150158 and 150141 Water Filter Housings Learn More
    $7.99 Retail Price:  $11.49
  8. OR-34 Tier1 O-Ring

    OR-34 Tier1 O-Ring

    Sized at 4 inches and fits into most standard whole house water filtration system housings Learn More
    $1.99 Retail Price:  $3.44
  9. 155003 Pentek Water Filter Cartridge Coupler

    155003 Pentek Water Filter Cartridge Coupler

    For use with open-end water filter cartridges, 2.5 inches wide Learn More
    $3.99 Retail Price:  $11.49
  10. KDF-85 Tier1 Water Treatment Media

    KDF-85 Tier1 Water Treatment Media

    For use with use with GAC beds, ion exchange resins, carbon block filters or inline carbon water filters Learn More
    $523.99 Retail Price:  $526.34
  11. OR-100 Tier1 Lubricated O-Ring

    OR-100 Tier1 Lubricated O-Ring

    Fits into 10 and 20 inch Big Blue water filtration system housings Learn More
    $3.99 Retail Price:  $5.74
  12. WBA Culligan Whole House Filter Mounting Bracket

    WBA Culligan Whole House Filter Mounting Bracket

    Fits Culligan, Ametek, Pentek, and other brands of 10-inch and 20-inch Big Blue and Big Clear filter housings Learn More
    $20.99 Retail Price:  $31.34
  13. MC-1A-KIT Pentek Filter Mounting Bracket Kit

    MC-1A-KIT Pentek Filter Mounting Bracket Kit

    Fits Pentek Slim Line housings that use the MC-1A Bracket Learn More
    $5.99 Retail Price:  $9.19
  14. OR-237-S Pentek O-Ring

    OR-237-S Pentek O-Ring

    Fits Pentek #5 and Slim Line housings Learn More
    $8.49 Retail Price:  $12.06
  15. OR-241-B Pentek O-Ring

    OR-241-B Pentek O-Ring

    Fits into Pentek water filtration system housings #10, #12 and #20 Learn More
    $4.09 Retail Price:  $7.00
  16. OR-241-S Pentek O-Ring

    OR-241-S Pentek O-Ring

    Fits Pentek housings #10, #12 and #20 Learn More
    $9.59 Retail Price:  $13.33
  17. OR-BB Pentek O-Ring

    OR-BB Pentek O-Ring

    Fits into Pentek Big Blue filtration system housings Learn More
    $8.99 Retail Price:  $11.49
  18. SW-1A Pentek Filter Wrench

    SW-1A Pentek Water Filter Housing Wrench

    Fits Pentek compact water filter housings Learn More
    $5.09 Retail Price:  $8.15
  19. SW-4 Pentek Filter Wrench

    SW-4 Pentek Water Filter Housing Wrench

    Fits Pentek Big Blue water filter housings Learn More
    $5.09 Retail Price:  $8.15
  20. 2WB-SS Tier1 Double Filter Housing Mounting Bracket - Clear / Blue

    2WB-SS Tier1 Double Filter Housing Mounting Bracket - Clear / Blue

    Fits two 10-inch or 20-inch Big Blue or Big Clear filter housings Learn More
    $38.99
  21. 3WB-SS Tier1 Triple Filter Housing Mounting Bracket

    3WB-SS Tier1 Triple Filter Housing Mounting Bracket

    Fits three 10-inch or 20-inch Big Blue or Big Clear filter housings Learn More

    Regular Price: $39.99

    Special Price: $26.05

  22. WDF-103SS Tier1 Long-Reach Stainless Steel Faucet

    WDF-103SS Tier1 Long-Reach Stainless Steel Faucet

    Can be used with any under sink or reverse osmosis filter system Learn More
  23. SVN6 Tier1 Self Piercing Saddle Valve (C-Style, ¼ inch)

    SVN6 Tier1 Self Piercing Saddle Valve (C-Style, ¼ inch)

    1/4 inch male compression built to fit onto a 3/8 - 5/8 inch copper pipe Learn More
    $5.99 Retail Price:  $9.19
  24. SH144229 Pentek Big Blue Water Filter Cartridge Coupler

    SH144229 Pentek Big Blue Water Filter Cartridge Coupler

    Works with 4.5 inch water filter cartridges from Pentek, Culligan, Ametek, Kleen-Plus, Bruner, Plymouth Products, US Filter and American Plumber Learn More
    $2.99 Retail Price:  $5.74
  25. FM-44-2STND Tier1 Filter Housing Stand and Bracket for FH44 Liquatec

    FM-44-2STND Tier1 Filter Housing Stand and Bracket for FH44 Liquatec Housings

    Fits 10- and 20-inch FH44 Liquatec Grande Housings Learn More
    $75.99 Retail Price:  $93.99

Items 1 to 25 of 37 total

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