Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

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 66 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
  • F-201R InSinkErator Instant Hot Water Dispenser Replacement Filter Cartridge (2-Pack)
  • F-601R InSinkErator Instant Hot Water Dispenser Replacement Filter Cartridge (2-Pack)
  • EVERPURE-EV9730-06

    EVERPURE-EV9730-06

    $71.24 Retail Price:  $128.79
  • 3M Aqua-Pure APDWS1000 Undersink Water Filter System

    APDWS1000 Undersink Water Filter System by 3M Aqua-Pure

    $394.99 Retail Price:  $397.34
  • WFDWC70001 DuPont Universal Drinking Water Carbon Block Cartridge
  • CB6 Multipure Aquaversa Comparable Water Filter: HDG-CB6-14 HydroGuard

    CB6 Comparable Water Filter: HDG-CB6-14 HydroGuard

    $29.99 Retail Price:  $43.99
  • W9123053 Doulton UltraCarb Undersink Ceramic Candle Replacement Filter Cartridge
  • 600R American Plumber Undersink Filter Replacement Cartridge

    600R American Plumber Undersink Water Filter Cartridge

    $31.99 Retail Price:  $35.06
  • WIC-600 American Plumber Undersink Filter System

    WIC-600 American Plumber Undersink Filter System

    $55.99 Retail Price:  $58.34
  • AP-DW80/90 3M Aqua-Pure Water Filter Set

    AP-DW80/90 3M Aqua-Pure Pre and Post Filter Set

    $116.99 Retail Price:  $198.46
  • C-COMPLETE 3M Aqua-Pure Undersink Water Filter

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

    $66.99 Retail Price:  $88.54
  • 1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter
  • D-250A Culligan Undersink Filter Replacement Cartridge Set
  • D-40 Culligan Level 4 Undersink Water Filter Replacement Cartridge
  • RC-EZ-3 Culligan Level 3 Easy-Change Inline Filter Replacement Cartridge
  • RC-EZ-4 Culligan Level 4 Easy-Change Inline Filter Replacement Cartridge
  • SY-1000 Culligan Water Filtration System
  • US-EZ-3 Culligan Level 3 Easy-Change Undersink Filter System
  • US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System
  • W9121020 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121200 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121715 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9121750 Doulton Supersterasyl Undersink Ceramic Candle Replacement Filter Cartridge
  • W9123019 Doulton UltraCarb SI Replacement Element

    W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    $55.81 Retail Price:  $66.48
  • W9223002 Doulton Replacement Ceramic Filter

    W9223002 Doulton Slimline Replacement Ceramic Filter

    $53.99 Retail Price:  $60.87
  • W9223026 Doulton Replacement Ceramic Filter
  • W9330957 Doulton UltraCarb Undersink Ceramic Candle Filter System
  • 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
  • EV9300-15 Everpure proseries 1500 Replacement Filter Cartridge
  • EV9592-06 Everpure ADC RV and Marine Water Filter Replacement Cartridge
  • EV9720-06 Everpure S-54 Replacement Filter Cartridge

    EV9634-26 Everpure S-54 Water Filter Cartridge

    $59.99 Retail Price:  $71.29
  • THM-2 Everpure Replacement Filter Cartridge

    THM-2 Everpure Replacement Filter Cartridge

    $86.99 Retail Price:  $106.94
  • FQROPF GE Profile SmartWater Ultra Plus Reverse Osmosis Filter Set
  • FX12M GE SmartWater Reverse Osmosis Membrane

    FX12M GE SmartWater Reverse Osmosis Membrane

    $58.99 Retail Price:  $71.29
  • FX18P GE SmartWater Reverse Osmosis Filter Set
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    $60.99 Retail Price:  $72.34
  • FXULC GE SmartWater Undersink Filter Replacement Cartridge
  • FXUVC GE SmartWater Undersink Filter Replacement Cartridge
  • GXRLQ GE SmartWater Inline Filter System

    GXRLQ GE SmartWater Inline Filter System

    $33.99 Retail Price:  $36.79
  • GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    $32.99 Retail Price:  $34.99
  • 1100R OmniFilter Quick Change Replacement Filter Cartridge
  • P-250A Pentek Undersink Filter Set

    P-250A Pentek Undersink Filter Set

    $23.99 Retail Price:  $29.13
  • QC10-CBR-JG14 Pentek Undersink Quick-Change Filter System

    QC10-CBR-JG14 Pentek Quick-Change Water Filter System

    $33.99 Retail Price:  $35.41
  • QC10-CBR-THREADED Pentek Undersink Quick-Change Filter System
  • QC10-CBRR Pentek Undersink Quick-Change Replacement Filter Cartridge
  • US-1000 Pentek Undersink Filter System

    US-1000 Pentek Undersink Filter System

    $126.99 Retail Price:  $139.71

Items 1 to 48 of 66 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
Scroll To Top