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Water Filtration Systems & Filters

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.

Items 1 to 48 of 60 total

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  • 55897C Halsey-Taylor Water Sentry VII Drinking Fountain Filter
  • 55898C Halsey-Taylor Drinking Fountain Filter Replacement Cartridge

    55898C Halsey-Taylor Water Filter Cartridge Replacement

    $88.99 Retail Price:  $140.29
  • 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  • Cuno HF90-S Replacement Filter Cartridge

    Cuno HF90-S Replacement Filter Cartridge

    $185.99 Retail Price:  $243.79
  • 110194 Amway eSpring Replacement Filter Cartridge
  • 3M Aqua-Pure AP815 Whole House Water Filter
  • 3M Aqua-Pure AP815-2 Whole House Water Filter
  • 3M Aqua-Pure AP917R Water Filter Cartridge
  • C-COMPLETE 3M Aqua-Pure Undersink Water Filter

    C-COMPLETE 3M Aqua-Pure Undersink Water Filter Cartridge

    $66.99 Retail Price:  $88.54
  • WI-BG12000C Body Glove Replacement Filter Cartridge

    WI-BG12000C Body Glove Replacement Filter Cartridge

    $290.21 Retail Price:  $386.95
  • WI-BG3000C Body Glove Replacement Filter Cartridge

    WI-BG3000C Body Glove Replacement Filter Cartridge

    $151.46 Retail Price:  $201.95
  • WI-BG3000R Body Glove Replacement Filter Cartridge

    WI-BG3000R Body Glove Replacement Filter Cartridge

    $138.71 Retail Price:  $184.95
  • CFS9812X-S Cuno Whole House Filter Replacement Cartridge

    CFS9812X-S Cuno Whole House Filter Replacement Cartridge

    $65.05 Retail Price:  $78.19
  • HF20-MS Cuno Whole House Filter Replacement Cartridge

    HF20-MS Cuno Whole House Filter Replacement Cartridge

    $71.99 Retail Price:  $73.36
  • HF20-S Cuno Whole House Filter Replacement Cartridge

    HF20-S Cuno Whole House Filter Replacement Cartridge

    $68.99 Retail Price:  $86.24
  • HF25-S Cuno Whole House Filter Replacement Cartridge

    HF25-S Cuno Whole House Filter Replacement Cartridge

    $67.99 Retail Price:  $69.56
  • W9330957 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • 7CB5 Everpure Replacement Filter Cartridge

    7CB5 Everpure Replacement Filter Cartridge

    $62.99 Retail Price:  $75.89
  • 7CB5-S Everpure Replacement Filter Cartridge

    7CB5-S Everpure Replacement Filter Cartridge

    $75.99 Retail Price:  $86.24
  • EV4339-12 Everpure Claris L Replacement Hot Water Filter Cartridge

    EV4339-12 Everpure Claris L Hot Water Filter Cartridge

    $195.99 Retail Price:  $205.84
  • EV9617-21 Everpure 4CB5-S Replacement Filter Cartridge

    EV9617-21 Everpure 4CB5-S Replacement Filter Cartridge

    $68.99 Retail Price:  $80.71
  • EV9617-36 Everpure 4CB5-K Replacement Filter Cartridge

    EV9617-36 Everpure 4CB5-K Replacement Filter Cartridge

    $69.00 Retail Price:  $81.65
  • EV9634-01 Everpure OW2 Plus Replacement Filter Cartridge

    EV9634-01 Everpure OW2 Plus Replacement Filter Cartridge

    $66.30 Retail Price:  $78.55
  • EV9797-21 Everpure Commercial Filter System

    EV9797-21 Everpure Commercial Filter System

    $599.99 Retail Price:  $692.29
  • 22070 Hydrologic BigBoy Replacement Carbon Filter

    22070 Hydrologic BigBoy Replacement Carbon Filter

    $88.99 Retail Price:  $123.04
  • K00174 Manitowoc Tri-Liminator Replacement Ice Maker Filter Cartridge

    K00174 Manitowoc Tri-Liminator Ice Maker Filter

    $85.99 Retail Price:  $94.29
  • CBF1-S-05 OmniFilter Undersink Filter System

    CBF1-S-05 OmniFilter Undersink Water Filtration System

    $73.99 Retail Price:  $88.54
  • CBF3-S-05 OmniFilter Undersink Filter System

    CBF3-S-05 OmniFilter Undersink Water Filtration System

    $105.99 Retail Price:  $108.34
  • FLOPLUS-20BB Pentek Replacement Filter Cartridge

    FLOPLUS-20BB Pentek Replacement Filter Cartridge

    $61.99 Retail Price:  $80.49
  • MG-10MCB Pentek MicroGuard Replacement Filter Cartridge

    MG-10MCB Pentek MicroGuard Replacement Filter Cartridge

    $72.99 Retail Price:  $84.05
  • RO-PL5000 PuROLine Reverse Osmosis Filter System

    RO-PL5000 PuROLine Reverse Osmosis Filter System

    $219.99 Retail Price:  $232.29
  • MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  • MATRIKX-5-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • K00338 Manitowoc Arctic Pure Ice Maker Filter

    K00338 Manitowoc Arctic Pure Ice Maker Filter

    $66.89 Retail Price:  $79.22
  • K00339 Manitowoc Arctic Pure Replacement Ice Maker Filter Cartridge

    K00339 Manitowoc Arctic Pure Ice Maker Filter Cartridge

    $88.99 Retail Price:  $130.99
  • 9001 Moen Faucet Filter Replacement Cartridge - 1

    9001 Moen Faucet Filter Cartridge

    $67.99 Retail Price:  $73.59
  • OT32-S-05 OmniFilter Whole House Filter System

    OT32-S-05 OmniFilter Undersink Water Filtration System

    $112.99 Retail Price:  $132.24
  • CBC20-BB Pentek Replacement Filter Cartridge

    CBC20-BB Pentek Replacement Filter Cartridge

    $70.99 Retail Price:  $109.99
  • BGE-3200 BevGuard Water Filter Cartridge

    BGE-3200 BevGuard Water Filter Cartridge

    $75.99 Retail Price:  $96.00
  • BGE-3200S BevGuard Water Filter Cartridge

    BGE-3200S BevGuard Water Filter Cartridge

    $84.99 Retail Price:  $107.00
  • BGE-4200S BevGuard Water Filter Cartridge

    BGE-4200S BevGuard Water Filter Cartridge

    $71.99 Retail Price:  $89.99
  • US-UF3 Culligan Ultrafiltration Drinking Water System
  • US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set
  • CBC-20BB-WF Tier1 Water Filter Cartridge

    CBC-20BB-WF Tier1 Water Filter Cartridge

    $67.99 Retail Price:  $83.94
  • KDF85-10BB Tier1 Water Filter

    KDF85-10BB Tier1 Water Filter

    $81.99 Retail Price:  $86.24

Items 1 to 48 of 60 total

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