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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.

24 Item(s)

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  1. PAS-1056 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for CX400-RE

    Fits the Hayward C-400 Skim Filter Learn More
    $40.99 Retail Price:  $61.10
  2. PAS-1116 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 18218RO100

    Fits the Astral Terra 50 Learn More
    $46.16 Retail Price:  $55.38
  3. PAS-1124 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 17-B2054

    Fits the Baker-Hydro HM 25 Learn More
    $41.28 Retail Price:  $49.77
  4. PAS-1164 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 033016

    Fits the Caldera 50 Learn More
    $41.38 Retail Price:  $49.89
  5. PAS-1165 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 1019401

    Fits the Caldera 50 (new style) Learn More
    $42.19 Retail Price:  $50.82
  6. PAS-1166 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 1019401 (Antimicrobial)

    Fits the Caldera 50 (new style) Learn More
    $47.28 Retail Price:  $56.67
  7. PAS-1174 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for R173212 & 56627400

    Fits the American Quantum 175, Quantum CM, Quantum RPM and Quantum Stainless Steel Learn More
    $43.45 Retail Price:  $52.27
  8. PAS-1184 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 100521 & 3301-2110

    Fits systems that use 7-inch diameter by 9 3/4-inch length filters Learn More
    $44.30 Retail Price:  $53.25
  9. PAS-1186 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 100593 & 3301-2261

    Fits the Coleman Spas 50 Learn More
    $40.99 Retail Price:  $49.44
  10. Tier1 brand replacement for 100593 & 3301-2261

    Tier1 brand replacement for 100593 & 3301-2261 (Antimicrobial)

    Fits the Coleman Spas 50 Learn More
    $46.64 Retail Price:  $55.94
  11. PAS-1197 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 2396-040

    Fits the Doughboy 40 Learn More
    $45.19 Retail Price:  $54.27
  12. PAS-1206 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for PWK30

    Fits systems that use 5 3/4-inch diameter by 10 1/2-inch length filters Learn More
    $43.68 Retail Price:  $52.53
  13. PAS-1222 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 1561-12

    Fits the Dimension One 75 Learn More
    $47.24 Retail Price:  $56.63
  14. PAS-1223 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 1561-00

    Fits the Dimension One Spas Learn More
    $49.66 Retail Price:  $59.41
  15. PAS-1224 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 1561-12

    Fits the Dimension One 75 Learn More
    $49.41 Retail Price:  $59.12
  16. PAS-1251 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for La-Z-Boy 1701, 702, 1703 & 1704 (Antimicrobial)

    Fits the Gulf Coast Spas La-Z-Boy Learn More
    $40.74 Retail Price:  $49.15
  17. PAS-1265 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for SC/TC 55

    Fits the Harmsco Tropic Flo 50 and BF55SC Learn More
    $45.15 Retail Price:  $54.22
  18. PAS-1303 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 42-2940-09-R

    Fits the Jacuzzi CFR/CFT 50 Learn More
    $44.12 Retail Price:  $53.04
  19. PAS-1373 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for X268365

    Fits the Master Spas Twilight Learn More
    $40.37 Retail Price:  $48.73
  20. PAS-1374 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for X268365 (Antimicrobial)

    Fits the Master Spas Twilight Learn More
    $48.56 Retail Price:  $58.14
  21. PAS-1512 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for WC108-55S2X

    Fits the Sta-Rite Posi-Flo 35 GPM-TX, TX35 and 35TXR Learn More
    $42.66 Retail Price:  $51.36
  22. PAS-1529 Tier1 Replacement Pool and Spa Filter
  23. PAS-1536 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement filter for systems that use 6-inch diameter by 11 7/8-inch length filters

    Fits systems that use 6-inch diameter by 11 7/8-inch length filters Learn More
    $43.10 Retail Price:  $51.87
  24. PAS-1587 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 31114

    Fits systems that use 8 1/2-inch diameter by 10 9/16-inch length filters Learn More
    $48.52 Retail Price:  $58.10

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