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 108 total

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  • Pleatco PWW150-4 Replacement Pool and Spa Filter

    Pleatco PWW150-4 Pool and Spa Replacement Filter

    $110.52
    MSRP: $129.40
    Save 15%
  • Pleatco PSR100-M4 Replacement Pool and Spa Filter
  • Pleatco PFAB125-4 Replacement Pool and Spa Filter

    Pleatco PFAB125-4 Pool and Spa Filter Replacement

    $111.74
    MSRP: $130.80
    Save 15%
  • Pleatco PJ200S-4 replacement for 42-3668-08-R

    Pleatco PJ200S-4 replacement for 42-3668-08-R

    $113.95
    MSRP: $171.25
    Save 33%
  • Pleatco PJ120-M4 replacement for 42-3675-08-R (Antimicrobial)

    Pleatco PJ120-M4 replacement for 42-3675-08-R (Antimicrobial)

    $115.13
    MSRP: $134.70
    Save 15%
  • W10186667 PUR Push-Button Refrigerator Water Filter (3-Pack)
  • Pelatco PJ160-4 replacement for 42-3667-07-R

    Pelatco PJ160-4 replacement for 42-3667-07-R

    $118.30
    MSRP: $138.35
    Save 14%
  • Pleatco PA50SV-PAK4 Replacement Pool and Spa Filter (4-Pack)

    Pleatco PA50SV-PAK4 Pool and Spa Filter Replacement (4-Pack)

    $119.99
    MSRP: $169.29
    Save 29%
  • Filtrete 1000 Micro Allergen Filter - 12x20x1 (6-Pack)

    Filtrete 1000 Micro Allergen Defense Filter - 12x20x1 (6-Pack)

    $110.19
    MSRP: $188.99
    Save 42%
  • Filtrete 1000 Micro Allergen Filter - 16x16x1 (6-Pack)

    Filtrete 1000 Micro Allergen Defense Filter - 16x16x1 (6-Pack)

    $110.19
    MSRP: $188.99
    Save 42%
  • IF18C Ice-O-Matic Inline Water Filtration Cartridge - 1

    IF18C Ice-O-Matic Inline Water Filter Cartridge

    $110.49
    MSRP: $152.99
    Save 28%
  • IM6 GE Replacement Refrigerator Icemaker Kit

    IM6 GE Replacement Refrigerator Icemaker Kit

    $110.99
    MSRP: $117.29
    Save 5%
  • Tier1 1500 Air Filter - 22x28x1 (6-Pack)

    Tier1 1500 Air Filter - 22x28x1 (6-Pack)

    $110.99
    MSRP: $113.34
    Save 2%
  • Tier1 1500 Air Filter - 12x30x4 (6-Pack)

    Tier1 1500 Air Filter - 12x30x4 (6-Pack)

    $110.99
    MSRP: $113.34
    Save 2%
  • Tier1 1900 Air Filter - 16x16x2 (6-Pack)

    16x16x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $110.99
    MSRP: $113.34
    Save 2%
  • Tier1 1900 Air Filter - 24x25x2 (6-Pack)

    Tier1 1900 Air Filter - 24x25x2 (6-Pack)

    $110.99
    MSRP: $113.34
    Save 2%
  • Tier1 1900 Air Filter - 10x24x4 (6-Pack)

    Tier1 1900 Air Filter - 10x24x4 (6-Pack)

    $110.99
    MSRP: $113.34
    Save 2%
  • Tier1 600 Air Filter - 25x25x2 (6-Pack)
  • W20FFPH1CBPR Watts Flowmatic Big Clear Whole House Water Filter Housing
  • BT-300 Rainshow’r Breakthrough Drinking Water Filtration System
  • Filtrete 1000 Micro Allergen Filter - 12x30x1 (6-Pack)
  • OAC50RF-6 Filtrete Office Air Purifier Replacement Filter (6-Pack)
  • Tier1 1500 Air Filter - 13 x 21-1/2 x 4 (6-Pack)

    Tier1 1500 Air Filter - 13 x 21-1/2 x 4 (6-Pack)

    $111.99
    MSRP: $114.34
    Save 2%
  • Tier1 1500 Air Filter - 14x16x4 (6-Pack)

    Tier1 1500 Air Filter - 14x16x4 (6-Pack)

    $111.99
    MSRP: $114.34
    Save 2%
  • Tier1 1500 Air Filter - 16x18x4 (6-Pack)

    Tier1 1500 Air Filter - 16x18x4 (6-Pack)

    $111.99
    MSRP: $114.34
    Save 2%
  • Tier1 1900 Air Filter - 20x36x1 (6-Pack)

    20x36x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $111.99
    MSRP: $114.34
    Save 2%
  • 602806 Trojan UV Max UV Lamp
  • OT32-S-05 OmniFilter Whole House Filter System

    OT32-S-05 OmniFilter Undersink Water Filtration System

    $112.99
    MSRP: $132.24
    Save 15%
  • Tier1 1500 Air Filter - 30x30x1 (6-Pack)

    30x30x1 Merv 11 Universal Air Filter By Tier1 (6-Pack)

    $112.99
    MSRP: $124.34
    Save 9%
  • Tier1 1500 Air Filter - 20 x 21-1/2 x 4 (6-Pack)

    Tier1 1500 Air Filter - 20 x 21-1/2 x 4 (6-Pack)

    $112.99
    MSRP: $115.34
    Save 2%
  • Tier1 1900 Air Filter - 21-1/4 x 21-1/4 x 2 (6-Pack)

    Tier1 1900 Air Filter - 21-1/4 x 21-1/4 x 2 (6-Pack)

    $112.99
    MSRP: $115.34
    Save 2%
  • Tier1 1900 Air Filter - 10x14x4 (6-Pack)

    Tier1 1900 Air Filter - 10x14x4 (6-Pack)

    $112.99
    MSRP: $115.34
    Save 2%
  • Tier1 600 Air Filter - 14x22x4 (6-Pack)
  • Filtrete 1000 Micro Allergen Filter - 14x24x1 (6-Pack)

    Filtrete 1000 Micro Allergen Defense Filter - 14x24x1 (6-Pack)

    $113.39
    MSRP: $195.99
    Save 42%
  • Filtrete 1000 Micro Allergen Filter - 16x24x1 (6-Pack)

    Filtrete 1000 Micro Allergen Defense Filter - 16x24x1 (6-Pack)

    $113.39
    MSRP: $195.99
    Save 42%
  • ORP-200 HM Digital Water Test Meter

    ORP-200 HM Digital Water Test Meter

    $113.79
    MSRP: $140.99
    Save 19%
  • 18x22x4 Filtrete 600 Dust Reduction Clean Living Comparable Filter by Tier1 (6-Pack)
  • CBC20-BB Pentek Replacement Filter Cartridge
  • 1-AND-2 WaterCheck Water Test Kit

    1-AND-2 WaterCheck Water Test Kit

    $114.99
    MSRP: $140.29
    Save 18%

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