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

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Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

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  1. Tier1 brand replacement for 136629 (front)

    Tier1 brand replacement for 136629

    Fits the Icon 3-7 SF Skim Filter Learn More
    $7.95 MSRP:  $8.20
  2. Pleatco PH3-4 Pool and Spa Replacement Filter

    Pleatco PH3-4 Pool and Spa Replacement Filter

    Fits systems that use 2 3/4-inch diameter by 4 15/16-inch length filters Learn More
    $4.86 MSRP:  $7.89
  3. Pleatco PH3-4-PAIR Pool and Spa Replacement Filter (2-pack)

    Pleatco PH3-4-PAIR Pool and Spa Replacement Filter (2-pack)

    Fits systems that use 2 3/4-inch diameter by 4 15/16-inch length filters Learn More
    $9.58 MSRP:  $13.32
  4. Pleatco PH5.9-4 Pool and Spa Replacement Filter

    Pleatco PH5.9-4 Pool and Spa Replacement Filter

    Fits systems that use 2 3/4-inch diameter by 9 1/2-inch length filters Learn More
    $5.90 MSRP:  $9.09
  5. Pleatco PH55-4 Pool and Spa Replacement Filter

    Pleatco PH55-4 Pool and Spa Replacement Filter

    Fits the Harmsco Tropic Flo 50 and BF55SC Learn More
    $46.69 MSRP:  $58.99
  6. Pleatco PH6 Pool and Spa Replacement Filter

    Pleatco PH6 Pool and Spa Replacement Filter

    Fits systems that use 2 3/4-inch diameter by 9 3/4-inch length filters Learn More
    $12.62 MSRP:  $16.81
  7. Pleatco PH6-4 Pool and Spa Replacement Filter

    Pleatco PH6-4 Pool and Spa Replacement Filter

    Fits systems that use 2 3/4-inch diameter by 9 3/4-inch length filters Learn More
  8. Pleatco PH6-M-PAK7 Pool and Spa Replacement Filter (Antimicrobial) (7-Pack)

    Pleatco PH6-M-PAK7 Pool and Spa Replacement Filter (Antimicrobial) (7-Pack)

    Fits systems that use 2 3/4-inch diameter by 9 3/4-inch length filters Learn More
    $36.76 MSRP:  $44.57
  9. Pleatco PH6-PAK7 Pool and Spa Replacement Filter (7-Pack)

    Pleatco PH6-PAK7 Pool and Spa Replacement Filter (7-Pack)

    Fits systems that use 2 3/4-inch diameter by 9 3/4-inch length filters Learn More
    $30.99 MSRP:  $39.99
  10. Pleatco PRB12-4 Replacement Pool and Spa Filter

    Pleatco PRB12-4 Replacement Pool and Spa Filter

    Fits systems that use 2 7/8-inch diameter by 19 1/2-inch length filters Learn More
    $10.89 MSRP:  $14.82
  11. PAS-1431 Tier1 Replacement Pool and Spa Filter (alternate)

    Tier1 brand replacement for 17-2010 & R173327

    Fits systems that use 2 7/8-inch diameter by 29 1/4-inch length filters Learn More
    $15.99 MSRP:  $20.56
  12. Pleatco PRB14.5 Replacement Pool and Spa Filter

    Pleatco PRB14.5 Replacement Pool and Spa Filter

    Fits the Rainbow Hi Flow 14-5 Learn More
    $13.56 MSRP:  $17.89
  13. Pleatco PRB14.5-M Replacement Pool and Spa Filter

    Pleatco PRB14.5-M Replacement Pool and Spa Filter (Antimicrobial)

    Fits the Rainbow Hi Flow 14-5 Learn More
    $17.59 MSRP:  $23.99
  14. Pleatco PRB18-4 replacement for 17-2046 & R173328

    Pleatco PRB18-4 replacement for 17-2046 & R173328

    Fits systems that use 2 7/8-inch diameter by 29 1/4-inch length filters Learn More
    $22.11 MSRP:  $27.73
  15. Pleatco PRB8.5 brand replacement for 17-0052

    Pleatco PRB8.5 brand replacement for 17-0052

    Fits the Rainbow Chloro Learn More
    $12.56 MSRP:  $16.74
  16. Pleatco PRB8.5 replacement for 17-0052 (Antimicrobial)

    Pleatco PRB8.5 replacement for 17-0052 (Antimicrobial)

    Fits the Rainbow Chloro Learn More
    $14.59 MSRP:  $19.99
  17. Pleatco PSB3.5 Replacement Pool and Spa Filter

    Pleatco PSB3.5 replacement filter for systems that use 2 3/4-inch diameter by 5 1/8-inch length filters

    Fits systems that use 2 3/4-inch diameter by 5 1/8-inch length filters Learn More
    $6.29 MSRP:  $7.89
  18. Pleatco PW15WC replacement for 32050201 & 17-2056

    Pleatco PW15WC replacement for 32050201 & 17-2056

    Fits the Wet Institute 6, 12SF Rainbow 14 3/4 and Lifeguard 12-5 Learn More
    $10.52 MSRP:  $14.40
  19. Pleatco PW15WC-TC replacement filter for systems that use 2 3/4-inch diameter by 14 11/16-inch length filters

    Pleatco PW15WC-TC replacement filter for systems that use 2 3/4-inch diameter by 14 11/16-inch length filters

    Fits systems that use 2 3/4-inch diameter by 14 11/16-inch length filters Learn More
    $8.22 MSRP:  $11.75
  20. PURE START 2100 Pleatco Disposable Pool & Spa Sediment Filter

    PURE START 2100 Pleatco Disposable Pool & Spa Sediment Filter

    Attaches directly to your garden hose Learn More
    $22.69 MSRP:  $29.99

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