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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  • RS2SS OmniFilter Comparable Whole House Water Filter by Tier1
  • Brita Orange Filtered Water Bottle

    Brita Orange Filtered Water Bottle

    $12.99
    MSRP: $29.89
    Save 57%
  • Frigidaire EPTWFU01 Refrigerator Water Filter Combo with PAULTRA Air Filter
  • BGE-4200S BevGuard Water Filter Cartridge

    BGE-4200S BevGuard Water Filter Cartridge

    $76.29
    MSRP: $94.99
    Save 20%
  • H2O+ Brondell Cypress Countertop Water Filtration System (#H630)
  • H10-B Brondell H2O+ Water Filter Pitcher (6-Cup)

    H10-B Brondell H2O+ Water Filter Pitcher (6-Cup)

    $34.99
    MSRP: $37.94
    Save 8%
  • H10-W Brondell H2O+ Water Filter Pitcher (6-Cup, White)

    H10-W Brondell H2O+ Water Filter Pitcher (6-Cup, White)

    $34.99
    MSRP: $41.39
    Save 15%
  • HF-10 Brondell H2O+ Water Pitcher Filters (3-Pack)

    HF-10 Brondell H2O+ Water Pitcher Filters (3-Pack)

    $25.99
    MSRP: $29.89
    Save 13%
  • Hydronix SDC-25-3001 Polypropylene Sediment Filter
  • Hydronix SDC-25-3010 Polypropylene Sediment Filter

    Hydronix SDC-25-3010 Polypropylene Sediment Filter

    $8.99
    MSRP: $13.79
    Save 35%
  • Hydronix SDC-25-3025 Polypropylene Sediment Filter

    Hydronix SDC-25-3025 Polypropylene Sediment Filter

    $8.99
    MSRP: $10.91
    Save 18%
  • Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Hydronix SDC-25-3075 Polypropylene Sediment Filter

    $10.99
    MSRP: $11.37
    Save 3%
  • Hydronix SDC-25-4005 Polypropylene Sediment Filter

    Hydronix SDC-25-4005 Polypropylene Sediment Filter

    $11.99
    MSRP: $13.56
    Save 12%
  • Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Hydronix SDC-25-4010 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.34
    Save 9%
  • Hydronix SDC-25-4025 Polypropylene Sediment Filter

    Hydronix SDC-25-4025 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.34
    Save 9%
  • Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Hydronix SDC-25-4050 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.34
    Save 9%
  • Hydronix SDC-25-4075 Polypropylene Sediment Filter

    Hydronix SDC-25-4075 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.34
    Save 9%
  • Hytrex GX03-40 Polypropylene Sediment Filter

    Hytrex GX03-40 Polypropylene Sediment Filter

    $24.99
    MSRP: $27.34
    Save 9%
  • Hytrex GX03-9-34 Polypropylene Sediment Filter

    Hytrex GX03-9-34 Polypropylene Sediment Filter

    $7.99
    MSRP: $9.34
    Save 14%
  • Hytrex GX05-29-14 Polypropylene Sediment Filter

    Hytrex GX05-29-14 Polypropylene Sediment Filter

    $14.99
    MSRP: $17.34
    Save 14%
  • Hytrex GX05-30 Polypropylene Sediment Filter

    Hytrex GX05-30 Polypropylene Sediment Filter

    $18.99
    MSRP: $21.34
    Save 11%
  • Hydronix GX50-30 Polypropylene Sediment Filter

    Hydronix GX50-30 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.36
    Save 10%
  • Hytrex GX-50-9-78 Polypropylene Sediment Filter

    Hytrex GX-50-9-78 Polypropylene Sediment Filter

    $6.29
    MSRP: $9.99
    Save 37%
  • Hytrex GX75-20 Polypropylene Sediment Filter

    Hytrex GX75-20 Polypropylene Sediment Filter

    $8.99
    MSRP: $11.49
    Save 22%
  • Pentek 158114 10-inch Standard Filter Housing

    Pentek 158114 10-inch Standard Filter Housing

    $12.99
    MSRP: $15.34
    Save 15%
  • Pentek CFB-PB10 Lead & Cyst Carbon Filter

    Pentek CFB-PB10 Lead & Cyst Carbon Filter

    $13.99
    MSRP: $17.12
    Save 18%
  • Pentek CFB-Plus10BB Fiberdyne Carbon Filter

    Pentek CFB-Plus10BB Fiberdyne Carbon Filter

    $25.49
    MSRP: $32.99
    Save 23%
  • Pentek PD-1-30 Polypropylene Sediment Filter
  • Purtrex PX01-4-78 Polypropylene Sediment Filter

    Purtrex PX01-4-78 Polypropylene Sediment Filter

    $4.99
    MSRP: $5.16
    Save 3%
  • Pentek PX03-20 Polypropylene Sediment Filter

    Purtrex PX03-20 Polypropylene Sediment Filter

    $19.99
    MSRP: $22.34
    Save 11%
  • Purtrex PX03-9-78 Polypropylene Sediment Filter

    Purtrex PX03-9-78 Polypropylene Sediment Filter

    $4.99
    MSRP: $6.89
    Save 28%
  • PURTREX PX05-29-14 Sediment Filter

    PURTREX PX05-29-14 Sediment Filter

    $11.99
    MSRP: $14.34
    Save 16%
  • Purtrex PX05-30 Polypropylene Sediment Filter

    Purtrex PX05-30 Polypropylene Sediment Filter

    $13.99
    MSRP: $16.34
    Save 14%
  • Purtrex PX50-20 Polypropylene Sediment Filter

    Purtrex PX50-20 Polypropylene Sediment Filter

    $6.29
    MSRP: $10.99
    Save 43%
  • Purtrex PX50-30 Polypropylene Sediment Filter

    Purtrex PX50-30 Polypropylene Sediment Filter

    $9.99
    MSRP: $11.49
    Save 13%
  • Purtrex PX75-9-78 Polypropylene Sediment Filter

    Purtrex PX75-9-78 Polypropylene Sediment Filter

    $3.99
    MSRP: $5.74
    Save 30%
  • Hydronix SBD-25-4005-S5 Polypropylene Sediment Filter

    Hydronix SBD-25-4005-S5 Polypropylene Sediment Filter

    $26.99
    MSRP: $36.79
    Save 27%
  • Omnipure ELF-10M-P Carbon Block with Polyphosphate

    Omnipure ELF-10M-P Carbon Block with Polyphosphate

    $47.99
    MSRP: $50.34
    Save 5%
  • Pentek 150070 20 inch Blue Standard Filter Housing

    Pentek 150070 20 inch Blue Standard Filter Housing

    $36.99
    MSRP: $43.69
    Save 15%
  • Pentek 158623 Clear 3G Filter Housing

    Pentek 158623 Clear 3G Filter Housing

    $19.99
    MSRP: $21.26
    Save 6%
  • EveryDrop Whirlpool Ice and Water Refrigerator Filter 7 (alternate)
  • 30027 New Wave Enviro Barrier Replacement Filter 3-Pack

    30027 New Wave Enviro Barrier Replacement Filter 3-Pack

    $27.29
    MSRP: $35.99
    Save 24%
  • 30034 New Wave Enviro Barrier Ultra Cartridge Bacterial Removal
  • AP327 3M Aqua-Pure Water Filter Replacement Cartridge

    AP327 3M Aqua-Pure Undersink Filter Replacement Cartridge

    $37.39
    MSRP: $50.99
    Save 27%
  • 3M Aqua-Pure AP200 Under Sink Water Filter

    AP200 3M Aqua-Pure Undersink Water Filtration System

    $107.69
    MSRP: $160.99
    Save 33%
  • 3M Aqua-Pure AP217 Under Sink Water Filter

    3M Aqua-Pure AP217 Undersink Filter Replacement Cartridge

    $37.39
    MSRP: $52.99
    Save 29%
  • AP-DW80/90 3M Aqua-Pure Water Filter Set

    AP-DW80/90 3M Aqua-Pure Pre and Post Filter Set

    $116.99
    MSRP: $173.90
    Save 33%
  • 3M Aqua-Pure AP-DW85 Water Filter Replacement Cartridge

    AP-DW85 3M Aqua-Pure Undersink Filter Replacement Cartridge

    $56.39
    MSRP: $75.99
    Save 26%

Items 1 to 48 of 325 total

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