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Pool Filters & Spa Filters

Your pool and spa should be for you, not for bacteria. Be sure to replace your old pool filter to keep your Jacuzzi and swimming pool clean. Discount Filter Store carries an expansive line of replacement pool filters and spa filters from industry leading brands like Tier1. With antimicrobial pool filters, you can swim with confidence knowing that no harmful microbes are swimming with you. Enjoy your summer with clean water.

Not sure which filter you need? Speak with one of our filter experts at 1-800-277-3458, and we’ll answer your filter questions to help you find the best product for you.

Items 1 to 25 of 52 total

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  1. Pleatco DSF25-50 Replacement Pool and Spa Filter
  2. Pleatco DSF25-50TC Replacement Pool and Spa Filter
  3. Pleatco PAS35P4 Replacement Pool and Spa Filter

    Pleatco PAS35P4 replacement filter for systems that use 5 7/8-inch diameter by 7 3/4-inch length filters

    Fits systems that use 5 7/8-inch diameter by 7 3/4-inch length filters Learn More
    $25.30 MSRP:  $31.40
  4. Pleatco PAT25P4 replacement filter for systems that use 6-inch diameter by 7 1/8-inch length filters

    Pleatco PAT25P4 replacement filter for systems that use 6-inch diameter by 7 1/8-inch length filters

    Fits systems that use 5 15/16-inch diameter by 7 1/8-inch length filters Learn More
    $25.71 MSRP:  $31.87
  5. Pleatco PCAL42-F2M Replacement Pool and Spa Filter

    Pleatco PCAL42-F2M Pool and Spa Filter Replacement

    Fits the Cal Spa Avalon M-07-A726LMA-26 Learn More
    $29.73 MSRP:  $36.49
  6. Pleatco PDO25-4 Replacement Pool and Spa Filter

    Pleatco PDO25-4 Pool and Spa Filter Replacement

    Fits the Dimension One Ozone 25 Learn More
    $22.98 MSRP:  $28.73
  7. Tier1 brand replacement filter for systems that use 5 5/16-inch diameter by 10-inch length filters (front)
  8. Pleatco PJ25-IN-M4 replacement for 42-2891-08-R, 2590000 & 5475000 (Antimicrobial)
  9. Pleatco PJ37-IN-4 replacement for 42-3533-00-R

    Pleatco PJ37-IN-4 replacement for 42-3533-00-R

    Fits the Jacuzzi CFR/CFT 37 Learn More
    $27.76 MSRP:  $34.22
  10. PAS-1332 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 6199000

    Fits the Jacuzzi Aero Caressa Learn More
    $27.61 MSRP:  $34.05
  11. PAS-1333 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 6199000

    Fits the Jacuzzi Aero Caressa Learn More
  12. Pleatco PJW23-M replacement for 6199000 (Antimicrobial)

    Pleatco PJW23-M replacement for 6199000 (Antimicrobial)

    Fits the Jacuzzi Aero Caressa Learn More
    $23.74 MSRP:  $29.60
  13. PAS-1335 Tier1 Replacement Pool and Spa Filter
  14. Pleatco PJW25 Replacement Pool and Spa Filter

    Pleatco PJW25 replacement for 2590000

    Fits the Jacuzzi Whirlpool 25 Learn More
    $22.23 MSRP:  $27.86
  15. Tier1 brand replacement for 817-0014, 173584 & R173584 (front)

    Tier1 brand replacement for 817-0014, 173584 & R173584

    Fits Leisure Bay, Dynasty Spas, Waterway, Rainbow systems that use 5 5/16-inch diameter by 10 1/8-inch length filters Learn More
    $23.79 MSRP:  $29.35
  16. Tier1 brand replacement for 817-0014, 173584 & R173584

    Tier1 brand replacement for 817-0014, 173584 & R173584 (Antimicrobial)

    Fits systems that use 5 5/16-inch diameter by 10 1/8-inch length filters Learn More
    $28.98 MSRP:  $35.63
  17. Pleatco PLW25-4 Replacement Pool and Spa Filter
  18. Pleatco PLW25P-4 Replacement Pool and Spa Filter
  19. Pleatco PMA30SK-M Replacement Pool and Spa Filter
  20. Pleatco PMAG25 replacement filter for systems that use 5-inch diameter by 8 3/4-inch length filters

    Pleatco PMAG25 replacement filter for systems that use 5-inch diameter by 8 3/4-inch length filters

    Fits the Kiwi Pools Spa International and 25SF Learn More
    $23.43 MSRP:  $29.24
  21. PAS-1382 Tier1 Replacement Pool and Spa Filter (alternate)

    Tier1 brand replacement filter for systems that use 5 3/4-inch diameter by 8 7/16-inch length filters

    Fits systems that use 5 3/4-inch diameter by 8 7/16-inch length filters and Maxx Spas of Canada Learn More
    $26.99 MSRP:  $28.39
  22. Pleatco PMAX50P3 replacement filter for systems that use 5 3/4-inch diameter by 8 7/16-inch length filters

    Pleatco PMAX50P3 replacement filter for systems that use 5 3/4-inch diameter by 8 7/16-inch length filters

    Fits systems that use 5 3/4-inch diameter by 8 7/16-inch length filters Learn More
    $29.99 MSRP:  $31.65
  23. Pleatco PMAX50P4 replacement filter for systems that use 5 3/4-inch diameter by 8 7/16-inch length filters

    Pleatco PMAX50P4 replacement filter for systems that use 5 3/4-inch diameter by 8 7/16-inch length filters

    Fits systems that use 5 3/4-inch diameter by 8 7/16-inch length filters Learn More
    $25.52 MSRP:  $31.65
  24. Pleatco PMT27.5 Replacement Pool and Spa Filter

    Pleatco PMT27.5 replacement for 220122 & ELE-25

    Fits the Sonfarrel 25-220122 and Martec Learn More
    $21.92 MSRP:  $27.51
  25. Pleatco PMT35 Replacement Pool and Spa Filter

    Pleatco PMT35 replacement for SC-2200 & SC-3500

    Fits the Sonfarrel 40-220042, Martec and Advantage Mfg- Learn More
    $22.69 MSRP:  $28.39

Items 1 to 25 of 52 total

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