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 177 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4

Grid  List 

Set Descending Direction
  • 55897C Halsey-Taylor Water Sentry VII Drinking Fountain Filter
  • DOULTON-W9222900

    DOULTON-W9222900

    $26.05 Retail Price:  $52.73
  • W9222909 Doulton Imperial SuperCarb OBE Replacement Element
  • CL6ROT33-A Omnipure GAC Inline Water Filter
  • TIER1-IN-WF0150

    TIER1-IN-WF0150

    $8.99
  • 22160 Triton Replacement Sediment Filter Cartridge by Hydrologic
  • K2586-KK Omnipure Inline Water Filter

    K2586-KK Omnipure Inline Water Filter

    $12.99 Retail Price:  $17.99
  • HYDRONIX-ICF-2512-ALK

    HYDRONIX-ICF-2512-ALK

    $31.99 Retail Price:  $50.99
  • CB1-10 Pentek Carbon Block Water Filter Replacement

    CB1-10 Pentek Carbon Block Water Filter Replacement

    $14.99 Retail Price:  $19.99
  • DuPont WFRO60X Quick Twist Reverse Osmosis System
  • DuPont WFQTR130004 Quick Twist Refrigerator/Icemaker Filter System
  • K2528-KK Omnipure GAC Inline Water Filter

    K2528-KK Omnipure GAC Inline Water Filter

    $11.99 Retail Price:  $17.99
  • P195BN Cuno Water Filter Cartridge

    P195BN 3M Cuno Water Filter Cartridge

    $176.99 Retail Price:  $237.99
  • CHLORPLUS-10 Pentek Whole House Filter Replacement Cartridge (12-Pack)
  • Pentek CHLORPLUS-10 Whole House Water Filter Replacement Cartridge
  • NCP-20BB Pentek Whole House Filter Replacement
  • EP5-10BB Tier1 Carbon Block Water Filter

    EP5-10BB Tier1 Carbon Block Water Filter

    As Low As $15.60 Per Filter

  • EP-5 Pentek Replacement Filter Cartridge
  • AP327 3M Aqua-Pure Water Filter Replacement Cartridge
  • AMERICAN-PLUMBER-DW-2000-RB

    AMERICAN-PLUMBER-DW-2000-RB

    $59.99 Retail Price:  $61.28
  • DW-200-R American Plumber Undersink Filter Replacement Cartridge
  • WIC-6A American Plumber Inline Icemaker Filter

    WIC-6A American Plumber Inline Icemaker Filter

    $13.99 Retail Price:  $14.94
  • WICSA American Plumber Inline Filter with 1/4 inch Quick-Connect Fittings
  • 100186 Amway eSpring Replacement Filter Cartridge
  • 110194 Amway eSpring Replacement Filter Cartridge
  • 110720 Amway eSpring UV Water Purification System
  • AQUAPURE-AP200

    AQUAPURE-AP200

    Regular Price: $104.99

    Special Price: $87.05

  • AQUAPURE-AP22

    AQUAPURE-AP22

    $56.05 Retail Price:  $75.89
  • 3M Aqua-Pure AP317 Water Filter Replacement Cartridge
  • AQUAPURE-AP517

    AQUAPURE-AP517

    $66.99 Retail Price:  $70.14
  • AQUAPURE-AP717

    AQUAPURE-AP717

    $25.99 Retail Price:  $34.49
  • AQUAPURE-AP-DW85

    AQUAPURE-AP-DW85

    $54.99 Retail Price:  $55.19
  • C-CS-FF 3M Aqua-Pure Undersink Water Filter

    C-CS-FF 3M Aqua-Pure Undersink Water Filter Cartridge

    $43.99 Retail Price:  $48.06
  • C-CYST-FF 3M Aqua-Pure Undersink Water Filter

    C-CYST-FF 3M Aqua-Pure Undersink Water Filter Cartridge

    $52.99 Retail Price:  $56.34
  • EP15 3M Aqua-Pure Whole House Water Filter

    EP15 3M Aqua-Pure Whole House Water Filter Cartridge

    $69.99 Retail Price:  $82.79
  • AQUAPURE-EP25

    AQUAPURE-EP25

    $91.99 Retail Price:  $111.54
  • AF-10-3690 Aries Replacement Fluoride Filter Cartridge

    AF-10-3690 Aries Replacement Fluoride Filter Cartridge

    $28.99 Retail Price:  $32.19
  • WI-BG12000C Body Glove Replacement Filter Cartridge

    WI-BG12000C Body Glove Replacement Filter Cartridge

    $290.21 Retail Price:  $386.95
  • CB1 OmniFilter Undersink Filter Replacement Cartridge
  • CRYSTAL-QUEST-CQE-RC-04008

    CRYSTAL-QUEST-CQE-RC-04008

    $70.99 Retail Price:  $83.94
  • CQE-RC-04051 Crystal Quest Arsenic Multi Replacement Filter Cartridge
  • CULLIGAN-D-20

    CULLIGAN-D-20

    $14.99
  • D-28 Culligan Level 1 Undersink Filter Replacement Cartridge
  • D-30 Culligan Level 2 Undersink Filter Replacement Cartridge
  • CULLIGAN-P1012581
  • RV-500A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
  • RV-600A Culligan Level 1 Inline RV Pre-Tank Exterior Filter
  • RV-700 Culligan Level 1 Inline RV Pre-Tank Exterior Filter

Items 1 to 48 of 177 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4

Grid  List 

Set Descending Direction
Scroll To Top