Discount Water Filters and Air Filters at Discount Filter Store.com

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Water Filtration Systems, Filters, & Parts

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

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40 Item(s)

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  • F-601R InSinkErator Instant Hot Water Dispenser Replacement Filter Cartridge (2-Pack)
  • Body Glove WI-BG3000C Replacement Filter Cartridge

    WI-BG3000C Body Glove Replacement Filter Cartridge

    $158.96
    MSRP: $192.95
    Save 18%
  • WI-BG3000R Body Glove Replacement Filter Cartridge

    WI-BG3000R Body Glove Replacement Filter Cartridge

    $145.46
    MSRP: $174.95
    Save 17%
  • W9120145 Doulton Replacement Candle Set (6-Pack)

    W9120145 Doulton Replacement Candle Set (6-Pack)

    $106.00
    MSRP: $118.30
    Save 10%
  • W9330957 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • W9330962 Doulton Sterasyl Undersink Ceramic Candle Filter System
  • W9331032 Doulton HCP UltraCarb Countertop Filter System

    W9331032 Doulton HCP UltraCarb Countertop Filter System

    $121.00
    MSRP: $175.99
    Save 31%
  • 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%
  • W9381100 Doulton Whole House Filter System
  • W9381101 Doulton Whole House Filter System
  • EV9275-70 Everpure QL2-OW200L Filter System

    EV9275-70 Everpure QL2-OW200L Filter System

    $105.99
    MSRP: $176.99
    Save 40%
  • EV9300-35 Everpure proseries 3500 Replacement Filter Cartridge

    EV9300-35 Everpure proseries 3500 Replacement Filter Cartridge

    $120.49
    MSRP: $170.99
    Save 30%
  • EV9324-01 Everpure Ice Machine Filter System

    EV9324-01 Everpure Ice Machine Filter System

    $218.99
    MSRP: $273.69
    Save 20%

    Out of stock

  • EV9324-02 Everpure Ice Machine Filter System

    EV9324-02 Everpure Ice Machine Filter System

    $376.99
    MSRP: $450.79
    Save 16%

    Out of stock

  • H-300 Everpure Under Sink Filter System

    H-300 Everpure Under Sink Filter System

    $310.99
    MSRP: $373.74
    Save 17%

    Out of stock

  • Quad-MC2 Everpure Replacement Filter Cartridge Kit

    Quad-MC2 Everpure Replacement Filter Cartridge Kit

    $316.99
    MSRP: $501.99
    Save 37%
  • CBF3-S-05 OmniFilter Undersink Filter System

    CBF3-S-05 OmniFilter Undersink Water Filtration System

    $105.99
    MSRP: $108.34
    Save 2%

    Out of stock

  • US-1000 Pentek Undersink Filter System

    US-1000 Pentek Undersink Filter System

    $130.79
    MSRP: $179.99
    Save 27%

    Out of stock

  • US-1500 Pentek Undersink Filter System with Monitor

    US-1500 Pentek Undersink Filter System with Monitor

    $172.09
    MSRP: $228.99
    Save 25%

    Out of stock

  • SSMRC1 Scotsman Ice Machine Replacement Water Filter

    SSMRC1 Scotsman Ice Machine Replacement Water Filter

    $116.29
    MSRP: $178.99
    Save 35%
  • FM-350-DWS Water Factory Systems FaucetMATE Faucet Filter System
  • IOMQ Ice-O-Matic Replacement Ice Maker Pre-Filter Cartridge
  • K-202 Kohler Undersink Replacement Filter Cartridge

    K-202 Kohler Undersink Water Filter Cartridge

    $129.99
    MSRP: $173.40
    Save 25%

    Out of stock

  • W9330958 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • W9331028 Doulton SuperCarb Countertop Filter System

    W9331028 Doulton HCP SuperCarb Countertop Filter System

    $149.00
    MSRP: $174.79
    Save 15%

    Out of stock

  • W9331208 Doulton HCS Countertop Water Filtration System

    W9331208 Doulton HCS Countertop Water Filtration System

    $166.00
    MSRP: $294.33
    Save 44%
  • EV9601-77 Everpure VOC #2 Replacement Filter Cartridge

    EV9601-77 Everpure VOC #2 Replacement Filter Cartridge

    $133.09
    MSRP: $171.99
    Save 23%
  • C-200 Rainshow’r Condor Drinking Water Filtration System

    C-200 Rainshow’r Condor Drinking Water Filtration System

    $199.99
    MSRP: $232.29
    Save 14%
  • BT-300 Rainshow’r Breakthrough Drinking Water Filtration System
  • BG-1000 Body Glove Water Filtration System

    BG-1000 Body Glove Water Filtration System

    $343.99
    MSRP: $426.95
    Save 19%

    Out of stock

  • BG-1000C Body Glove Replacement Water Filter Cartridge

    BG-1000C Body Glove Replacement Water Filter Cartridge

    $119.99
    MSRP: $139.95
    Save 14%
  • BG-3000 Body Glove Water Filtration System

    BG-3000 Body Glove Water Filtration System

    $410.99
    MSRP: $516.95
    Save 20%
  • WI-BG6000FF Body Glove Water Filter System

    WI-BG6000FF Body Glove Water Filter System

    $499.99
    MSRP: $662.95
    Save 25%

    Out of stock

  • WI-BG6000FFC Body Glove Water Filter Cartridge

    WI-BG6000FFC Body Glove Water Filter Cartridge

    $313.19
    MSRP: $408.99
    Save 23%

    Out of stock

  • AQUAPATROL_ADS_APRC6_6_PACK
  • W9381105 Doulton Rio2000 Ceramic Multi-Candle Water Filter Cartridge
  • MATRIKX-Pb1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • OT32-S-05 OmniFilter Whole House Filter System

    OT32-S-05 OmniFilter Undersink Water Filtration System

    $112.99
    MSRP: $132.24
    Save 15%

    Out of stock

  • CBC20-BB Pentek Replacement Filter Cartridge

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