Discount Water Filters and Air Filters at Discount Filter Store.com

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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. 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
    $24.95 MSRP:  $31.60
  2. 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
    $31.69 MSRP:  $40.99
  3. Dynamic Pool & Spa Standard Filter Replacement by Tier1 (5 x 13-5/16)

    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
    $19.95 MSRP:  $43.23
  4. 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
    $30.99 MSRP:  $38.72
  5. 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
    $38.99 MSRP:  $48.29
  6. 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
  7. Pleatco PRB7B replacement filter for systems that use 5-inch diameter by 4 5/8-inch length filters

    Pleatco PRB7B replacement filter for systems that use 5-inch diameter by 4 5/8-inch length filters

    Fits systems that use 5-inch diameter by 4 5/8-inch length filters Learn More
    $11.74 MSRP:  $15.80
  8. Pleatco PSI45-4 Replacement Pool and Spa Filter

    Pleatco PSI45-4 replacement filter for systems that use 5-inch diameter by 17 5/8-inch length filters

    Fits systems that use 5-inch diameter by 17 5/8-inch length filters Learn More
    $45.81 MSRP:  $54.98
  9. Pleatco PSI45-O-4 Replacement Pool and Spa Filter
  10. Pleatco PSS17.5 Replacement Pool and Spa Filter

    Pleatco PSS17.5 replacement filter for systems that use 5-inch diameter by 4 3/4-inch length filters

    Fits systems that use 5-inch diameter by 4 3/4-inch length filters Learn More
    $16.19 MSRP:  $20.92
  11. Pleatco PST45 Replacement Pool and Spa Filter
  12. Pleatco PTL100P Replacement Pool and Spa Filter

    Pleatco PTL100P replacement filter for systems that use 5 1/8-inch diameter by 26 1/2-inch length filters

    Fits systems that use 5 1/8-inch diameter by 26 1/2-inch length filters Learn More
    $60.78 MSRP:  $72.20
  13. Pleatco PVT25P4 Replacement Pool and Spa Filter

    Pleatco PVT25P4 replacement filter for systems that use 5-inch diameter by 6 3/4-inch length filters

    Fits systems that use 5-inch diameter by 6 3/4-inch length filters Learn More
    $22.23 MSRP:  $27.86
  14. Tier1 brand replacement for 31489 (front)

    Tier1 brand replacement for 31489

    Fits systems that use 5 7/8-inch diameter by 10 1/2-inch length filters Learn More
    $14.99 MSRP:  $28.66
  15. Pleatco PWK30-4 Replacement Pool and Spa Filter

    Pleatco PWK30-4 Pool and Spa Replacement Filter

    Fits systems that use 5 7/8-inch diameter by 10 1/2-inch length filters Learn More
  16. PAS-1583 Tier1 Replacement Pool and Spa Filter

    Tier1 brand replacement for 31489 (Antimicrobial)

    Fits systems that use 5 7/8-inch diameter by 10 1/2-inch length filters Learn More
    $18.95 MSRP:  $32.00
  17. Pleatco PWK30V Replacement Pool and Spa Filter

    Pleatco PWK30V Pool and Spa Replacement Filter

    Fits the Watkins Hot Spring Spas FH/IH 220V Models Learn More
    $30.64 MSRP:  $37.54
  18. Pleatco PWL25P4-M Replacement Pool and Spa Filter

    Pleatco PWL25P4-M replacement filter for systems that use 5 5/8-inch diameter by 6 13/16-inch length filters

    Fits systems that use 5 5/8-inch diameter by 6 13/16-inch length filters Learn More
    $24.07 MSRP:  $29.98
  19. Pleatco PWW25L Replacement Pool and Spa Filter
  20. Tier1 brand replacement for 817-4035

    Tier1 brand replacement for 817-4035

    Fits the Waterway Teleweir 35 SF Learn More
    $17.99 MSRP:  $29.27
  21. Tier1 brand replacement for 817-4035 (Antimicrobial) (alternate)

    Tier1 brand replacement for 817-4035 (Antimicrobial)

    Fits the Waterway Teleweir 35 SF Learn More
    $21.99 MSRP:  $31.03
  22. Pleatco PWW40 Pool and Spa Replacement Filter

    Pleatco PWW40 Pool and Spa Replacement Filter

    Fits the Waterway 40 Learn More
    $25.11 MSRP:  $31.18
  23. Tier1 brand replacement for 817-4050

    Tier1 brand replacement for 817-4050

    Fits the Waterway Teleweir 50 Learn More
    $19.99 MSRP:  $36.79
  24. Tier1 brand replacement for 817-4050 (Antimicrobial)

    Tier1 brand replacement for 817-4050 (Antimicrobial)

    Fits the Waterway Teleweir 50 Learn More
    $26.99 MSRP:  $37.81

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