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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.

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  1. FQMC1042 Tier1 NPT Male Quick Connect Fitting

    FQMC1042 Tier1 NPT Male Quick Connect Fitting

    1/4-inch Tube x 1/8-inch Male NPT Learn More
    $4.99 Retail Price:  $8.04
  2. FQMC1044 Tier1 NPT Male Quick Connect Fitting

    FQMC1044 Tier1 NPT Male Quick Connect Fitting

    1/4-inch Tube x 1/4-inch Male NPT Learn More
    $3.99 Retail Price:  $6.89
  3. CLP-25W Tier1 Inline Water Filter & Membrane Housing Clip

    CLP-25W Tier1 Inline Water Filter & Membrane Housing Clip

    Fits with most 2.5-inch wide inline water filters Learn More
    $2.99 Retail Price:  $5.74
  4. CLP-20W Tier1 Inline Water Filter Clip

    CLP-20W Tier1 Inline Water Filter Clip

    Fits with most two-inch wide inline water filters Learn More
    $2.99 Retail Price:  $5.74
  5. ECW-20BB Tier1 Empty Water Filter Cartridges

    ECW-20BB Tier1 Empty Water Filter Cartridges

    Fits into filtration systems that use 4.5x20 inch filter cartridges Learn More
    $18.99 Retail Price:  $24.14
  6. ECC-10BB Tier1 Empty Water Filter Cartridges

    ECC-10BB Tier1 Empty Water Filter Cartridges

    Fits into filtration systems that use 4.5x9.75 inch filter cartridges Learn More
    $14.99 Retail Price:  $19.54
  7. ECC-20 Tier1 Empty Water Filter Cartridges

    ECC-20 Tier1 Empty Water Filter Cartridges

    Fits into filtration systems that use 2.5x20 inch filter cartridges Learn More

    Regular Price: $11.99

    Special Price: $8.05

  8. ECC-10 Tier1 Empty Water Filter Cartridges

    ECC-10 Tier1 Empty Water Filter Cartridges

    Fits into filtration systems that use 2.5x10 inch filter cartridges Learn More
    $5.99 Retail Price:  $9.19
  9. LF-BLRAG Tier1 Long-Reach Air-Gap Faucet - Chrome

    LF-BLRAG Tier1 Long-Reach Air-Gap Faucet - Chrome

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $18.99 Retail Price:  $34.72
  10. LF-BLR-BN Tier1 Long-Reach Faucet - Brushed Nickel

    LF-BLR-BN Tier1 Long-Reach Faucet - Brushed Nickel

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $29.99 Retail Price:  $36.79
  11. LF-BLR Tier1 Long-Reach Faucet - Chrome

    LF-BLR Tier1 Long-Reach Faucet - Chrome

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $17.99 Retail Price:  $26.32
  12. FU-WDF-103-W Tier1 Long-Reach Faucet - White

    FU-WDF-103-W Tier1 Long-Reach Faucet - White

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
  13. FU-WDF-103-B Tier1 Long-Reach Black Faucet FCT-LR-B - Black

    FU-WDF-103-B Tier1 Long-Reach Black Faucet FCT-LR-B - Black

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $32.99 Retail Price:  $34.49
  14. LF-BLRAG-BN Tier1 Low Lead Air Gap Faucet - Brushed Nickel

    LF-BLRAG-BN Tier1 Low Lead Air Gap Faucet - Brushed Nickel

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $32.99 Retail Price:  $42.84
  15. LF-EC25-BN Tier1 Contemporary Ceramic Faucet - Brushed Nickel

    LF-EC25-BN Tier1 Contemporary Ceramic Faucet - Brushed Nickel

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $47.99
  16. LF-EC32-CP Tier1 Classic Ceramic Faucet - Chrome

    LF-EC32-CP Tier1 Classic Ceramic Faucet - Chrome

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $37.99 Retail Price:  $45.99
  17. LF-EC25-SN Tier1 Contemporary Ceramic Faucet - Satin Nickel

    LF-EC25-SN Tier1 Contemporary Ceramic Faucet - Satin Nickel

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $47.99 Retail Price:  $57.49
  18. LF-EC25-CP Tier1 Contemporary Ceramic Faucet - Chrome

    LF-EC25-CP Tier1 Contemporary Ceramic Faucet - Chrome

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More

    Regular Price: $30.99

    Special Price: $28.05

  19. PT04-BL-0500 Tier1 Blue Polyethylene Tubing

    PT04-BL-0500 Tier1 Blue Polyethylene Tubing

    $3.99 Retail Price:  $6.34
  20. PT04-BK-0500 Tier1 Black Polyethylene Tubing

    PT04-BK-0500 Tier1 Black Polyethylene Tubing

    Fits push-to-connect or compression-style fittings Learn More
    $3.99 Retail Price:  $6.34
  21. PT08-BK-0250 Tier1 Black Polyethylene Tubing

    PT08-BK-0250 Tier1 Black Polyethylene Tubing

    $6.99 Retail Price:  $9.99
  22. TIER1-QD-1

    QD-1 Tier1 3/8-inch Quick Connect Fitting

    Fits most water lines requiring a 3/8-inch Quick Connect Fitting Learn More
    $5.99 Retail Price:  $8.34
  23. PT04-RD-0500 Tier1 Red Polyethylene Tubing

    PT04-RD-0500 Tier1 Red Polyethylene Tubing

    $3.99 Retail Price:  $5.99
  24. PT04-WH-0500 Tier1 White Polyethylene Tubing

    PT04-WH-0500 Tier1 White Polyethylene Tubing

    $3.99 Retail Price:  $6.34
  25. PT06-BK-0500 Tier1 Black Polyethylene Tubing

    PT06-BK-0500 Tier1 Black Polyethylene Tubing

    $5.99 Retail Price:  $8.99

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