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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.

Items 1 to 48 of 69 total

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  • Replacement O-Ring for the Doulton ICP Candle

    Replacement O-Ring for the Doulton ICP Candle

    $5.99 Retail Price:  $8.34
  • W2326058 Doulton Replacement Sealing Washer

    W2326058 Doulton Replacement Sealing Washer

    $3.99 Retail Price:  $4.59
  • W2110880 Doulton Candle Replacement Washer
  • W2110885 Doulton OBE Washer

    W2110885 Doulton OBE Ceramic Water Filter Washer

    $3.99 Retail Price:  $6.89
  • W2123100 Doulton Wing Nut

    W2123100 Doulton Long Mount Water Filter Wing Nut

    $5.99 Retail Price:  $8.34
  • W2160901 Doulton Candle Mount O-ring

    W2160901 Doulton Ceramic Water Filter Candle O-Ring

    $3.99 Retail Price:  $5.74
  • W2313072 Doulton SS Vino Tap / Spigot
  • W2395740 Doulton Cobra Clip
  • W2395809 Doulton Grommet

    W2395809 Doulton Grommet For Gravity Filters

    $2.99 Retail Price:  $3.32
  • W2395982 Doulton Replacement Knob
  • W9120145 Doulton Replacement Candle Set (6-Pack)

    W9120145 Doulton Replacement Candle Set (6-Pack)

    $104.99 Retail Price:  $118.30
  • W9120562 Doulton Sterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121020 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121200 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121214 Doulton ATC Super Sterasyl Replacement Element

    W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    $37.94 Retail Price:  $47.91
  • W9121715 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121750 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9122021 Doulton SuperCarb Replacement Element
  • W9122190 Doulton SuperCarb SI Replacement Element

    W9122190 Doulton SuperCarb SI Ceramic Water Filter

    $50.36 Retail Price:  $60.21
  • W9123019 Doulton UltraCarb SI Replacement Element

    W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    $55.81 Retail Price:  $66.48
  • W9123053 Doulton UltraCarb Undersink Ceramic Candle Replacement Filter Cartridge
  • W9125010 Doulton Specialty Replacement Filter Cartridge
  • W9125030 Doulton Specialty Replacement Filter Cartridge
  • W9142010 Doulton Replacement Ceramic Filter

    W9142010 Doulton Replacement Ceramic Filter

    $15.99 Retail Price:  $18.39
  • W9222900 Doulton Ceramic Water Filter
  • W9222909 Doulton Imperial SuperCarb OBE Replacement Element
  • W9223002 Doulton Replacement Ceramic Filter

    W9223002 Doulton Slimline Replacement Ceramic Filter

    $53.99 Retail Price:  $60.87
  • W9223026 Doulton Replacement Ceramic Filter
  • W9240001 Doulton Specialty Replacement Filter Cartridge
  • W9240002 Doulton Specialty Replacement Filter Cartridge
  • W9320004 Doulton Undersink Filter System

    W9320004 Doulton HIS Undersink Water Filtration System

    $176.16 Retail Price:  $204.88
  • W9330042 Doulton Undersink Filter System

    W9330042 Doulton HIP Undersink Water Filtration System

    $76.99 Retail Price:  $98.80
  • W9330957 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • W9330962 Doulton Sterasyl Undersink Ceramic Candle Filter System
  • W9331001 Doulton Countertop Filter System

    W9331001 Doulton HCP Countertop Water Filtration System

    $58.05 Retail Price:  $101.71
  • W9331032 Doulton UltraCarb Countertop Filter System

    W9331032 Doulton HCP UltraCarb Countertop Filter System

    $135.99 Retail Price:  $158.65
  • W9361122 Doulton Countertop Filter System

    W9361122 Doulton SS2 Countertop Filter System

    $199.97 Retail Price:  $232.27
  • W9377001 Doulton Gravity Filter System
  • W9377010 Doulton Gravity Filter System
  • W9380001 Doulton Undersink Filter System

    W9380001 Doulton Undersink Water Filtration System

    $132.16 Retail Price:  $154.28
  • W9380002 Doulton Undersink Filter System

    W9380002 Doulton HIP3 Undersink Water Filtration System

    $198.07 Retail Price:  $230.08
  • W9380003 Doulton Countertop Filter System

    W9380003 Doulton Countertop Water Filtration System

    $138.33 Retail Price:  $161.38
  • W9381000 Doulton High Flow Multi Candle Filter Module

    W9381000 Doulton High Flow Multi Candle Filter Module

    $140.99 Retail Price:  $158.36
  • W9381100 Doulton Whole House Filter System
  • W9381101 Doulton Whole House Filter System
  • W9381105 Doulton RIO 2000 Ceramic Multi-Candle Filter Cartridge
  • W9220406 Doulton Replacement Ceramic Filter

    W9220406 Doulton Replacement Ceramic Filter

    $45.99 Retail Price:  $52.73
  • W9221000 Doulton Replacement Ceramic Filter

Items 1 to 48 of 69 total

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