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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Items 1 to 48 of 399 total

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  • 3M Aqua-Pure SS8 EPE-316L Whole House Stainless Steel Filter Housing
  • 3M Aqua-Pure SS20 EPE-316L Whole House Stainless Steel Filter Housing
  • Pleatco PA175-M Replacement Pool and Spa Filter

    Pleatco PA175-M Pool and Spa Antimicrobial Replacement Filter

    $152.99
    MSRP: $171.45
    Save 11%
  • Pleatco PWWPC175-M Replacement Pool and Spa Filter
  • Pleatco PWWPC175-4 Replacement Pool and Spa Filter
  • Pleatco PA81-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA81-PAK4 Pool and spa Replacement Filter (4-Pack)

    $162.99
    MSRP: $233.23
    Save 30%
  • Pleatco PA75SV-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA75SV-PAK4 Pool and Spa Filter (4-Pack)

    $165.59
    MSRP: $203.99
    Save 19%
  • Pleatco PJANCS250-4 replacement for R0462500

    Pleatco PJANCS250-4 replacement for R0462500

    $166.18
    MSRP: $193.41
    Save 14%
  • Pleatco PWWPC200-M Replacement Pool and Spa Filter
  • Pleatco PCC80-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PCC80-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $169.99
    MSRP: $253.52
    Save 33%
  • Pleatco PWWPC200-4 Replacement Pool and Spa Filter
  • Pleatco PWW250-4 Replacement Pool and Spa Filter

    Pleatco PWW250-4 Pool and Spa Replacement Filter

    $170.38
    MSRP: $198.24
    Save 14%
  • Pleatco PJ200S-M4 replacement for 42-3668-08-R (Antimicrobial)

    Pleatco PJ200S-M4 replacement for 42-3668-08-R (Antimicrobial)

    $172.70
    MSRP: $200.91
    Save 14%
  • Pleatco PWWEK200-M4 Pool and Spa Antimicrobial Replacement Filter
  • Cuno HF90-S Replacement Filter Cartridge

    Cuno HF90-S Replacement Filter Cartridge

    $185.99
    MSRP: $243.79
    Save 24%
  • H2O+ Brondell Cypress Countertop Water Filtration System (#H630)
  • Pleatco PWW300-4 Replacement Pool and Spa Filter

    Pleatco PWW300-4 Pool and Spa Replacement Filter

    $193.73
    MSRP: $225.09
    Save 14%
  • Pleatco PCC105-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PCC105-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $204.95
    MSRP: $313.50
    Save 35%
  • Pleatco PA106-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA106-PAK4 Pool and Spa Replacement Filter (4-Pack)

    $219.99
    MSRP: $330.17
    Save 33%
  • Pleatco PA100N-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA100N-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $224.99
    MSRP: $313.48
    Save 28%
  • HFPP-1-PR20 Pentek Big Blue Whole House 20 inch Filter (6-Pack)
  • Pleatco PJAN115-PAK4 replacement for A0558000 (4-Pack)

    Pleatco PJAN115-PAK4 replacement for A0558000 (4-Pack)

    $239.09
    MSRP: $292.99
    Save 18%
  • Pleatco PJAN85-PAK4 replacement for A0557900 (4-Pack)

    Pleatco PJAN85-PAK4 replacement for A0557900 (4-Pack)

    $247.99
    MSRP: $294.22
    Save 16%
  • Pleatco PCC130-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PCC130-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $260.95
    MSRP: $387.78
    Save 33%
  • Pleatco PJAN145-PAK4 replacement for A0104100 (4-Pack)

    Pleatco PJAN145-PAK4 replacement for A0104100 (4-Pack)

    $270.99
    MSRP: $395.73
    Save 32%
  • Pleatco PA126-PAK4 Replacement Pool and Spa Filter

    Pleatco PA126-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $279.39
    MSRP: $341.99
    Save 18%
  • Pleatco PA131-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA131-PAK4 Pool and Spa Replacement Filter (4-Pack)

    $299.99
    MSRP: $404.74
    Save 26%
  • Pleatco PA137-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA137-PAK4 Pool and Spa Replacement Filter (4-Pack)

    $315.59
    MSRP: $385.99
    Save 18%
  • HFPP-34-PR-20 Pentek Big Blue Whole House 20 inch Filter (6-Pack)
  • 650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    $393.99
    MSRP: $565.00
    Save 30%
  • 48,000 Grain Capacity Series 165 Water Softener by Tier1

    48,000 Grain Capacity Series 165 Water Softener by Tier1

    $495.00
    MSRP: $649.99
    Save 24%
  • 48,000 Grain Capacity Series 165 Black Water Softener by Tier1
  • AP-RO5500 3M Aqua-Pure Reverse Osmosis System
  • 3M Aqua-Pure SS48 EPE-316L Whole House Stainless Steel Filter Housing
  • W9381105 Doulton Rio2000 Ceramic Multi-Candle Water Filter Cartridge
  • Filtrete 1500 Ultra Allergen Filter - 18x24x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 18x24x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 12x12x1 (6-Pack)
  • Filtrete 1900 Ultimate Allergen Filter - 20x24x1 (6-Pack)
  • Tier1 1900 Air Filter - 30x30x2 (6-Pack)

    Tier1 1900 Air Filter - 30x30x2 (6-Pack)

    $152.99
    MSRP: $155.34
    Save 2%
  • Tier1 1900 Air Filter - 21-1/4 x 23-1/4 x 4 (6-Pack)

    Tier1 1900 Air Filter - 21-1/4 x 23-1/4 x 4 (6-Pack)

    $152.99
    MSRP: $155.34
    Save 2%
  • F-200 Calgon Water Treatment Media

    F-200 Calgon Water Treatment Media

    $153.99
    MSRP: $158.69
    Save 3%
  • LSB6RC Lifesaver 6000UF Water Bottle Replacement Cartridge
  • Filtrete 1900 Ultimate Allergen Filter - 14x14x1 (6-Pack)
  • Filtrete 1500 Ultra Allergen Filter - 14x36x1 (6-Pack)

Items 1 to 48 of 399 total

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