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 861 total

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  • W9331001 Doulton HCP Countertop Water Filtration System
  • W9330957 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • W9361236 Doulton Gravity Water Filter

    W9361236 Doulton Gravity Water Filter

    $105.00
    MSRP: $156.00
    Save 33%
  • W9320004 Doulton HIS Undersink Water Filtration System

    W9320004 Doulton HIS Undersink Water Filtration System

    $127.00
    MSRP: $235.99
    Save 46%
  • W9331028 Doulton SuperCarb Countertop Filter System

    W9331028 Doulton HCP SuperCarb Countertop Filter System

    $149.00
    MSRP: $174.79
    Save 15%
  • W9380003 Doulton Countertop Water Filtration System

    W9380003 Doulton Countertop Water Filtration System

    $124.00
    MSRP: $176.99
    Save 30%
  • W9380001 Doulton Undersink Water Filtration System

    W9380001 Doulton Undersink Water Filtration System

    $124.00
    MSRP: $169.99
    Save 27%
  • W9380002 Doulton Undersink Filter System

    W9380002 Doulton HIP3 Undersink Water Filtration System

    $154.00
    MSRP: $230.08
    Save 33%
  • W9320007 Doulton Undersink Ceramic Candle Filter Housing

    W9320007 Doulton Undersink Ceramic Candle Filter Housing

    $110.00
    MSRP: $215.99
    Save 49%
  • W9120145 Doulton Replacement Candle Set (6-Pack)

    W9120145 Doulton Replacement Candle Set (6-Pack)

    $106.00
    MSRP: $118.30
    Save 10%
  • W9331208 Doulton HCS Countertop Water Filtration System

    W9331208 Doulton HCS Countertop Water Filtration System

    $166.00
    MSRP: $294.33
    Save 44%
  • W9331032 Doulton HCP UltraCarb Countertop Filter System

    W9331032 Doulton HCP UltraCarb Countertop Filter System

    $121.00
    MSRP: $175.99
    Save 31%
  • W9381000 Doulton High Flow Multi Candle Filter Module

    W9381000 Doulton High Flow Multi Candle Filter Module

    $116.00
    MSRP: $191.99
    Save 40%
  • W9361122 Doulton SS2 Countertop Filter System

    W9361122 Doulton SS2 Countertop Filter System

    $165.00
    MSRP: $232.27
    Save 29%
  • W9330958 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • IF14C Ice-O-Matic Inline Water Filtration Cartridge

    Ice-O-Matic IF14C Inline Water Filter Cartridge

    $100.59
    MSRP: $118.99
    Save 15%
  • DPFR16X25X3OBDBP Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • DPFR16X25X3OBDBT Tier1 Replacement Air Filter - 16X25X3 (3-Pack)
  • Tier1 500 Air Filter - 24x36x1 (6-Pack)

    24x36x1 Merv 6 Universal Air Filter By Tier1 (6-Pack)

    $100.99
    MSRP: $103.34
    Save 2%
  • Tier1 1900 Air Filter - 18x36x1 (6-Pack)

    18x36x1 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $100.99
    MSRP: $103.34
    Save 2%
  • Tier1 1900 Air Filter - 12x16x2 (6-Pack)

    Tier1 1900 Air Filter - 12x16x2 (6-Pack)

    $100.99
    MSRP: $103.34
    Save 2%
  • Tier1 1900 Air Filter - 12-1/8 x 15 x 2 (6-Pack)

    Tier1 1900 Air Filter - 12-1/8 x 15 x 2 (6-Pack)

    $100.99
    MSRP: $103.34
    Save 2%
  • 3M Aqua-Pure AP802 Whole House Water Filter

    AP802 3M Aqua-Pure Whole House Water Filtration System

    $100.99
    MSRP: $118.44
    Save 15%
  • 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  • Filtrete 1000 Micro Allergen Filter - 14x14x1 (6-Pack)
  • Tier1 500 Air Filter - 18x36x2 (6-Pack)

    Tier1 500 Air Filter - 18x36x2 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 500 Air Filter - 22x28x2 (6-Pack)

    Tier1 500 Air Filter - 22x28x2 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 1500 Air Filter - 21-1/4 x 23-1/4 x 1 (6-Pack)
  • Tier1 1500 Air Filter - 10x24x4 (6-Pack)

    Tier1 1500 Air Filter - 10x24x4 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 1500 Air Filter - 12x18x4 (6-Pack)

    Tier1 1500 Air Filter - 12x18x4 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 1900 Air Filter - 12-1/2 x 24-1/2 x 1 (6-Pack)

    Tier1 1900 Air Filter - 12-1/2 x 24-1/2 x 1 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 1900 Air Filter - 15x20x2 (6-Pack)

    Tier1 1900 Air Filter - 15x20x2 (6-Pack)

    $101.99
    MSRP: $104.34
    Save 2%
  • Tier1 600 Air Filter - 22x36x1 (6-Pack)
  • Tier1 600 Air Filter - 12x30x4 (6-Pack)
  • 16x16x4 Filtrete 600 Dust Reduction Clean Living Comparable Filter by Tier1 (6-Pack)
  • BT-100 Rainshow’r Breakthrough Drinking Water Filtration System
  • Filtrete 1000 Micro Allergen Filter - 12x24x1 (6-Pack)
  • Filtrete 1000 Micro Allergen Filter - 14x20x1 (6-Pack)
  • 16x22x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    16x22x2 Merv 13 Universal Air Filter By Tier1 (6-Pack)

    $102.99
    MSRP: $105.34
    Save 2%

Items 1 to 48 of 861 total

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