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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  • W2395740 Doulton Cobra Clip
  • W2395809 Doulton Grommet
  • W2395982 Doulton Replacement Knob
  • W9121202 Doulton AquaCera Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W2160904 Doulton O-ring Seal

    W2160904 Doulton O-ring Seal

    $5.00
    MSRP: $8.04
    Save 38%
  • Replacement O-Ring for the Doulton ICP Candle

    Replacement O-Ring for the Doulton ICP Candle

    $4.00
    MSRP: $8.34
    Save 52%
  • W2110885 Doulton OBE Washer

    W2110885 Doulton OBE Ceramic Water Filter Washer

    $4.00
    MSRP: $6.89
    Save 42%
  • W2326058 Doulton Replacement Sealing Washer

    W2326058 Doulton Replacement Sealing Washer

    $7.00
    MSRP: $8.99
    Save 22%
  • W2110880 Doulton Candle Replacement Washer
  • W2123100 Doulton Wing Nut

    W2123100 Doulton Long Mount Water Filter Wing Nut

    $5.00
    MSRP: $8.34
    Save 40%
  • W9142010 Doulton Replacement DCB10 Carbon Block

    W9142010 Doulton Replacement DCB10 Carbon Block

    $17.00
    MSRP: $18.39
    Save 8%
  • W2313069 Doulton Stainless Steel Gravity Filter Vino Tap / Spigot
  • W2326130 Doulton Filter Housing Sump O-Ring

    W2326130 Doulton Filter Housing Sump O-Ring

    $6.00
    MSRP: $10.99
    Save 45%
  • W9240001 Doulton Specialty Replacement Water Filter Cartridge
  • W2160901 Doulton Candle Mount O-ring

    W2160901 Doulton Ceramic Water Filter Candle O-Ring

    $4.00
    MSRP: $5.74
    Save 30%
  • W9240002 Doulton Specialty Replacement 5 Micro Pre-Filter Cartridge
  • W2390009 Doulton Filter Housing Sump O-Ring

    W2390009 Doulton Filter Housing Sump O-Ring

    $7.00
    MSRP: $9.99
    Save 30%
  • W2313080 Doulton Countertop and Undersink System Housing Wrench
  • EDR2RXD1 Comparable Refrigerator Water Filter Replacement
  • EDR4RXD1 Comparable Refrigerator Water Filter Replacement by Tier1

    EDR4RXD1 Whirlpool Refrigerator Filter Replacement by Tier1

    $29.99 MSRP: $49.99
    Save 40%
  • EDR5RXD1 Comparable Refrigerator Water Filter Replacement by Tier1

    EDR5RXD1 Whirlpool Replacement Refrigerator Filter by Tier1

    $34.99 MSRP: $49.99
    Save 30%
  • EDR6D1 Comparable Refrigerator Water Filter Replacement by Tier1

    EDR6D1 Whirlpool Replacement Refrigerator Filter by Tier1

    $34.99 MSRP: $49.99
    Save 30%
  • EDR7D1 Comparable Refrigerator Water Filter Replacement by Tier1

    EDR7D1 Whirlpool Replacement Refrigerator Filter by Tier1

    $34.99 MSRP: $49.99
    Save 30%
  • EDR8D1 Comparable Refrigerator Water Filter Replacement by Tier1

    EDR8D1 Whirlpool Replacement Refrigerator Filter by Tier1

    $34.99 MSRP: $49.99
    Save 30%
  • 46-9002 Kenmore Refrigerator Water Filtration Cartridge

    46-9002 Kenmore Refrigerator Water Filtration Cartridge

    $34.99 MSRP: $49.99
    Save 30%
  • 46-9917 / EAF1CB Kenmore Refrigerator Air Filtration Cartridge
  • 46-9006 Kenmore Refrigerator Water Filtration Cartridge

    46-9006 Kenmore Refrigerator Water Filtration Cartridge

    $29.99 MSRP: $49.99
    Save 40%
  • 46-9010 / 4396510 Kenmore Refrigerator Cyst Water Filter

    46-9010 / 4396510 Kenmore Refrigerator Cyst Water Filter

    $34.99 MSRP: $49.99
    Save 30%
  • 46-9014 / 12527304 Kenmore Refrigerator Water Filtration Cartridge
  • 46-9906 / WFCB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9910 / WF1CB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9911 / WF2CB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9916 / WF2CB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9030 / 4396710 Kenmore Ultimate II Refrigerator Filter
  • W9121020 Doulton Undersink Ceramic Candle Water Filter Cartridge
  • W9121750 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • Doulton Filtadapt Counter Top Water Filter System – Pebble

    Doulton Filtadapt Counter Top Water Filter System – Pebble

    $95.00
    MSRP: $135.99
    Save 30%
  • W9122190 Doulton SuperCarb SI Ceramic Water Filter

    W9122190 Doulton SuperCarb SI Ceramic Water Filter

    $41.00
    MSRP: $60.21
    Save 32%
  • W9123085 Doulton Imperial UltraCarb Countertop Ceramic Candle Replacement Filter Cartridge
  • W2391068 Doulton Diverter valve
  • W9330042 Doulton HIP Undersink Water Filtration System

    W9330042 Doulton HIP Undersink Water Filtration System

    $73.00
    MSRP: $107.99
    Save 32%
  • W9125010 Doulton CleanSoft Scale Pre-Filter Replacement Cartridge
  • W9221000 Doulton Replacement Ceramic Filter

    W9221000 Doulton SuperSterasyl Replacement Ceramic Filter

    $37.00
    MSRP: $59.59
    Save 38%
  • W9220402 Doulton Slim Line Replacement Ceramic Filter

    W9220402 Doulton Slim Line Replacement Ceramic Filter

    $26.00
    MSRP: $34.55
    Save 25%
  • W9222900 Doulton Ceramic Water Filter
  • W9330229 Doulton QT Housing System with 3/8-inch ports

    W9330229 Doulton QT Housing System with 3/8-inch ports

    $87.00
    MSRP: $174.79
    Save 50%
  • W9124020 Doulton 10-inch Chlorasyl Filter Candle

    W9124020 Doulton 10-inch Chlorasyl Filter Candle

    $45.00
    MSRP: $71.99
    Save 37%
  • W9121200 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge

Items 1 to 48 of 4299 total

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