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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.

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  1. Pleatco PRB100 Replacement Pool and Spa Filter

    Pleatco PRB100 Replacement Pool and Spa Filter

    Fits the Dynamic Series II & III RTL/RCF-100 and Series V-DSC-100 Learn More
    $53.57 MSRP:  $63.91
  2. Pleatco PRB17.5SF-JH-M-PAIR Replacement Pool and Spa Filter (2-Pack)

    Pleatco PRB17.5SF-JH-M-PAIR Replacement Pool and Spa Filter (Antimicrobial) (2-pack)

    Fits the Dynamic Series IV - Model DSF 35 and Waterway 35 Learn More
    $28.13 MSRP:  $34.65
  3. Pleatco PRB17.5SF-JH-PAIR Replacement Pool and Spa Filter (2-Pack)

    Pleatco PRB17.5SF-JH-PAIR Replacement Pool and Spa Filters (2-pack)

    Fits the Dynamic Series IV - Model DSF 35 and Waterway 35 Learn More
    $28.99 MSRP:  $32.11
  4. Pleatco PRB17.5SF-PAIR Replacement Pool and Spa Filter (2-Pack)

    Pleatco PRB17.5SF-PAIR Replacement Pool and Spa Filters (2-pack)

    Fits the Dynamic Series IV - Model DSF 35 and Waterway 35 Learn More
    $33.66 MSRP:  $41.01
  5. Tier1 brand replacement for 17-2327, 100586, 33521, 25392, 303909, M-4326, 817-2500 & R173429 (front)

    Tier1 brand replacement for 17-2327, 100586, 33521, 25392, 303909, M-4326, 817-2500 & R173429

    Fits the Dynamic Series I RDC-25, I RDC-25S, Dynamic Series II & II RTL/RCF-25, Dynamic Series IV-DFM, DFML and Waterway 25 Learn More
    $21.99 MSRP:  $24.14
  6. Pleatco PRB25-IN-4 replacement for 17-2325

    Pleatco PRB25-IN-4 replacement for 17-2325

    Fits systems that use 5-inch diameter by 13 5/16-inch length filters Learn More
  7. Pleatco PRB25-IN-M replacement for 17-2327, 100586, 33521, 25392, 303909, M-4326, 817-2500 & R173429 (Antimicrobial)

    Pleatco PRB25-IN-M replacement for 17-2327, 100586, 33521, 25392, 303909, M-4326, 817-2500 & R173429 (Antimicrobial)

    Fits the Dynamic Series I RDC-25, I RDC-25S, Dynamic Series II & II RTL/RCF-25, Dynamic Series IV-DFM, DFML and Waterway 25 Learn More
    $21.82 MSRP:  $27.39
  8. Pleatco PRB25SF-JH replacement for 817-5010, 17-2464 & R173433 (2-pack)

    Pleatco PRB25SF-JH replacement for 817-5010, 17-2464 & R173433 (2-pack)

    Fits systems that use 5-inch diameter by 6 5/8-inch length filters Learn More
    $32.75 MSRP:  $39.96
  9. Pleatco PRB25SF replacement for 817-5010, 17-2464 & R173433 (2-pack)

    Pleatco PRB25SF replacement for 817-5010, 17-2464 & R173433 (2-pack)

    Fits systems that use 5-inch diameter by 6 5/8-inch length filters Learn More
    $30.82 MSRP:  $37.74
  10. PAS-1445 Tier1 Replacement Pool and Spa Filter

    Dynamic / Waterway Pool & Spa Antimicrobial Replacement Filter by Pleatco

    Fits Dynamic Series IV DFM, DFML and systems that support 17-2464, 303557817-3501, PAS-1444, PAS-1445, R173431, R173433, SD-00198, 03FIL1300, Filbur FC-2385, Pleatco PRB35-IN & PRB35-IN-M, Unicel C-4335 and Waterway 5” x 9-1/4” pool & spa filters Learn More
    $28.99 MSRP:  $31.60
  11. Waterway Pool & Spa Heavy Duty Replacement Filter by Pleatco: 5 x 13 5/16

    Waterway Pool & Spa Heavy Duty Replacement Filter by Pleatco: 5 x 13 5/16

    For use in spa and pool models that support R173430, 17-2482, FC-2380, R173430, 25393, Pleatco PRB37-IN-4, Dynamic and Waterway filters. Learn More
    $30.66 MSRP:  $37.56
  12. Dynamic Pool & Spa Standard Filter Replacement by Tier1 (5 x 13-5/16) (front)

    Tier1 brand replacement for 03FIL1600

    Fits Rainbow Dynamic 50, Dynamic Series IV DFM-50, DFML-50, Series IV DFM-100, DFML-100, Series II & III RTL-50, RCF-50, Series I RDC-50, RDC-50S, Waterway and other pool and spa filtration systems Learn More
    $24.89 MSRP:  $43.23
  13. Pleatco PRB50-IN-M replacement for 03FIL1600, 17-2380, RTL-50, 100533, 6540-471, 25391, 817-5000 & R173434 (Antimicrobial)

    Pleatco PRB50-IN-M replacement for 03FIL1600, 17-2380, RTL-50, 100533, 6540-471, 25391, 817-5000 & R173434 (Antimicrobial)

    Fits systems that use 5-inch diameter by 13 5/16-inch length filters Learn More
    $29.99 MSRP:  $38.72
  14. Pleatco PRB75 replacement for 17-2632, RTL-75, 25390 & R173435

    Pleatco PRB75 replacement for 17-2632, RTL-75, 25390 & R173435

    Fits systems that use 5-inch diameter by 20 1/8-inch length filters Learn More

    Regular Price: $35.99

    Special Price: $27.05

  15. Pleatco PRB75M replacement for 17-2632, RTL-75, 25390 & R173435 (Antimicrobial)

    Pleatco PRB75M replacement for 17-2632, RTL-75, 25390 & R173435 (Antimicrobial)

    Fits systems that use 5-inch diameter by 20 1/8-inch length filters Learn More
    $49.35 MSRP:  $59.05

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