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 72 total

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  • W9377010 Doulton Gravity Filter System
  • W9223026 Doulton Replacement Ceramic Filter
  • W9381100 Doulton Whole House Filter System
  • W9381105 Doulton Rio2000 Ceramic Multi-Candle Water Filter Cartridge
  • W9222910 Doulton Replacement Ceramic Filter
  • W5390006 Doulton O-Ring Seal

    W5390006 Doulton O-Ring Seal

    $4.00
    MSRP: $6.99
    Save 43%
  • W9222903 Doulton Ceramic Supercarb M15 Replacement Undersink Cartridge
  • W9223006 Doulton Imperial 10-inch Ultracarb Filter Cartridge
  • W9330005 Doulton 10 Inch Filter Housing

    W9330005 Doulton 10 Inch Filter Housing

    $59.00
    MSRP: $71.99
    Save 18%
  • W9331028 Doulton Supercarb Counter Top Filter System

    W9331028 Doulton Supercarb Counter Top Filter System

    $141.00
    MSRP: $167.99
    Save 16%
  • W9380010 Doulton Two Stage Water Filter System

    W9380010 Doulton Two Stage Water Filter System

    $122.99
    MSRP: $146.99
    Save 16%
  • W9380050 Doulton Dual Housing and 5 micron Pre-Filter Supercarb
  • W9123053 Doulton UltraCarb Undersink Ceramic Candle Replacement Filter Cartridge
  • W9223021 Doulton Ultracarb Ceramic Water Filter

    W9223021 Doulton Ultracarb Ceramic Water Filter

    $30.00
    MSRP: $70.14
    Save 57%
  • W9330958 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • W9223022 Doulton Ultracarb Replacement Ceramic Filter

    W9223022 Doulton Ultracarb Replacement Ceramic Filter

    $62.00
    MSRP: $82.65
    Save 25%
  • W9361122 Doulton SS2 Countertop Filter System

    W9361122 Doulton SS2 Countertop Filter System

    $165.00
    MSRP: $232.27
    Save 29%
  • W9381000 Doulton High Flow Multi Candle Filter Module

    W9381000 Doulton High Flow Multi Candle Filter Module

    $116.00
    MSRP: $191.99
    Save 40%
  • W9361230 Doulton HCA Gravity Water Filter

    W9361230 Doulton HCA Gravity Water Filter

    $70.00
    MSRP: $145.99
    Save 52%
  • W9331032 Doulton HCP UltraCarb Countertop Filter System

    W9331032 Doulton HCP UltraCarb Countertop Filter System

    $121.00
    MSRP: $175.99
    Save 31%
  • W9125030 Doulton Fluoride Reducing Water Filter Cartridge

    W9125030 Doulton Fluoride Reducing Water Filter Cartridge

    $38.00
    MSRP: $59.96
    Save 37%
  • W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    $29.00
    MSRP: $47.91
    Save 39%
  • W9220406 Doulton Replacement Ceramic Filter

    W9220406 Doulton Replacement Ceramic Filter

    $32.00
    MSRP: $63.99
    Save 50%
  • W9331208 Doulton HCS Countertop Water Filtration System

    W9331208 Doulton HCS Countertop Water Filtration System

    $166.00
    MSRP: $294.33
    Save 44%
  • W9120145 Doulton Replacement Candle Set (6-Pack)

    W9120145 Doulton Replacement Candle Set (6-Pack)

    $106.00
    MSRP: $118.30
    Save 10%
  • W9330059 Doulton HIP Undersink Water Filtration System

    W9330059 Doulton HIP Undersink Water Filtration System

    $94.00
    MSRP: $167.99
    Save 44%
  • W9222909 Doulton Imperial SuperCarb OBE Ceramic Water Filter
  • W9320007 Doulton Undersink Ceramic Candle Filter Housing

    W9320007 Doulton Undersink Ceramic Candle Filter Housing

    $110.00
    MSRP: $215.99
    Save 49%
  • W9122021 Doulton SuperCarb Replacement Ceramic Water Filter

    W9122021 Doulton SuperCarb Replacement Ceramic Water Filter

    $37.00
    MSRP: $54.26
    Save 32%
  • W9120562 Doulton Sterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    $41.00
    MSRP: $66.48
    Save 38%
  • W9121302 Doulton Imperial Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9223002 Doulton Replacement Ceramic Filter

    W9223002 Doulton Slimline Replacement Ceramic Filter

    $37.00
    MSRP: $60.87
    Save 39%
  • W9380002 Doulton Undersink Filter System

    W9380002 Doulton HIP3 Undersink Water Filtration System

    $154.00
    MSRP: $230.08
    Save 33%
  • W9121715 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121200 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9222900 Doulton Ceramic Water Filter
  • W9380001 Doulton Undersink Water Filtration System

    W9380001 Doulton Undersink Water Filtration System

    $124.00
    MSRP: $169.99
    Save 27%
  • W9380003 Doulton Countertop Water Filtration System

    W9380003 Doulton Countertop Water Filtration System

    $124.00
    MSRP: $176.99
    Save 30%
  • W9220402 Doulton Slim Line Replacement Ceramic Filter

    W9220402 Doulton Slim Line Replacement Ceramic Filter

    $26.00
    MSRP: $34.55
    Save 25%
  • W9221000 Doulton Replacement Ceramic Filter

    W9221000 Doulton SuperSterasyl Replacement Ceramic Filter

    $37.00
    MSRP: $59.59
    Save 38%
  • W9125010 Doulton CleanSoft Scale Pre-Filter Replacement Cartridge
  • W9331028 Doulton SuperCarb Countertop Filter System

    W9331028 Doulton HCP SuperCarb Countertop Filter System

    $149.00
    MSRP: $174.79
    Save 15%
  • W9330042 Doulton HIP Undersink Water Filtration System

    W9330042 Doulton HIP Undersink Water Filtration System

    $73.00
    MSRP: $107.99
    Save 32%
  • W2391068 Doulton Diverter valve
  • W9320004 Doulton HIS Undersink Water Filtration System

    W9320004 Doulton HIS Undersink Water Filtration System

    $127.00
    MSRP: $235.99
    Save 46%
  • W9123085 Doulton Imperial UltraCarb Countertop Ceramic Candle Replacement Filter Cartridge
  • W9122190 Doulton SuperCarb SI Ceramic Water Filter

    W9122190 Doulton SuperCarb SI Ceramic Water Filter

    $41.00
    MSRP: $60.21
    Save 32%

Items 1 to 48 of 72 total

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