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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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  • Tier1 brand replacement for 136629 (front)

    Tier1 brand replacement for 136629

    $7.89
    MSRP: $8.20
    Save 4%
  • Pleatco PH3-4 Pool and Spa Replacement Filter

    Pleatco PH3-4 Pool and Spa Replacement Filter

    $4.86
    MSRP: $7.89
    Save 38%
  • Pleatco PH3-4-PAIR Pool and Spa Replacement Filter (2-pack)
  • Pleatco PH5.9-4 Pool and Spa Replacement Filter

    Pleatco PH5.9-4 Pool and Spa Replacement Filter

    $5.90
    MSRP: $9.09
    Save 35%
  • Pleatco PH55-4 Pool and Spa Replacement Filter

    Pleatco PH55-4 Pool and Spa Replacement Filter

    $45.15
    MSRP: $54.22
    Save 17%
  • Pleatco PH6 Pool and Spa Replacement Filter

    Pleatco PH6 Pool and Spa Replacement Filter

    $12.62
    MSRP: $16.81
    Save 25%
  • Pleatco PH6-4 Pool and Spa Replacement Filter
  • Pleatco PH6-M-PAK7 Pool and Spa Replacement Filter (Antimicrobial) (7-Pack)
  • Pleatco PH6-PAK7 Pool and Spa Replacement Filter (7-Pack)
  • Pleatco PRB12-4 Replacement Pool and Spa Filter

    Pleatco PRB12-4 Replacement Pool and Spa Filter

    $10.89
    MSRP: $14.82
    Save 27%
  • PAS-1431 Tier1 Replacement Pool and Spa Filter (alternate)

    Tier1 brand replacement for 17-2010 & R173327

    $18.99
    MSRP: $20.56
    Save 8%
  • Pleatco PRB14.5 Replacement Pool and Spa Filter

    Pleatco PRB14.5 Replacement Pool and Spa Filter

    $13.56
    MSRP: $17.89
    Save 24%
  • Pleatco PRB14.5-M Replacement Pool and Spa Filter
  • Pleatco PRB18-4 replacement for 17-2046 & R173328

    Pleatco PRB18-4 replacement for 17-2046 & R173328

    $22.11
    MSRP: $27.73
    Save 20%
  • Pleatco PRB8.5 brand replacement for 17-0052

    Pleatco PRB8.5 brand replacement for 17-0052

    $12.56
    MSRP: $16.74
    Save 25%
  • Pleatco PRB8.5 replacement for 17-0052 (Antimicrobial)

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

    $14.14
    MSRP: $18.56
    Save 24%
  • Pleatco PSB3.5 Replacement Pool and Spa Filter
  • Pleatco PW15WC replacement for 32050201 & 17-2056

    Pleatco PW15WC replacement for 32050201 & 17-2056

    $10.52
    MSRP: $14.40
    Save 27%

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