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

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.

Clear All
Compare

Items 97 to 144 of 257 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Grid  List 

Set Descending Direction
  • 4621-10 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • 4621-11 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • NU-i20002 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • ECO-i20002 Nucalgon Comparable Food Service Replacement Filter by Tier1
  • CFS9710-S Cuno Comparable Food Service Replacement Filter by Tier1
  • CFS9110-S Cuno Comparable Food Service Replacement Filter by Tier1
  • CFS9812X-S Cuno Comparable Food Service Replacement Filter by Tier1
  • CFS9112-S Cuno Comparable Food Service Replacement Filter by Tier1
  • AP317 Aquapure Comparable Food Service Replacement Filter by Tier1
  • 9320-2402 Ecolab Comparable Food Service Replacement Filter by Tier1
  • 9320-2403 Ecolab Comparable Food Service Replacement Filter by Tier1
  • FL4S Follett Comparable Food Service Replacement Filter by Tier1
  • 130245 Follett Comparable Food Service Replacement Filter by Tier1
  • 954297 Follett Comparable Food Service Replacement Filter by Tier1
  • SSMRC1 Scotsman Comparable Food Service Replacement Filter by Tier1
  • ECP1-20BB Pentek Comparable Replacement Filter Cartridge by Tier1
  • RFC-20 Pentek Whole House Filter Replacement Cartridge by Tier1
  • SPC-25-1001 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • L5515 Omnipure GAC Replacement Filter Cartridge

    L5515 Omnipure GAC Replacement Filter Cartridge

    $16.99
    MSRP: $24.99
    Save 32%
  • FMHC-90-1EZ Flow Max Replacement Filter Cartridge

    FMHC-90-1EZ Flow Max Replacement Filter Cartridge

    $103.99
    MSRP: $126.99
    Save 18%
  • Pentek BPH-410-1 Polypropylene High Efficiency Filter Bag
  • Pentek KO1HE3 Polypropylene High Efficiency Filter Bag

    Pentek KO1HE3 Polypropylene High Efficiency Filter Bag

    $16.99
    MSRP: $19.34
    Save 12%
  • Pentek PO1HE2 Polypropylene High Efficiency Filter Bag

    Pentek PO1HE2 Polypropylene High Efficiency Filter Bag

    $32.09
    MSRP: $40.99
    Save 22%
  • 4373529 Whirlpool Undersink Filter Replacement Cartridge
  • 4373574 Whirlpool Undersink Filter Kit
  • 4373575 Whirlpool Undersink Filter Kit
  • 3M Aqua-Pure AP1001 Whole House Water Filter Cartridge
  • 3M Aqua-Pure APIL3R Inline Water Filter
  • CQE-CO-02028 Crystal Quest Commercial Reverse Osmosis Filter System

    CQE-CO-02028 Crystal Quest Commercial Reverse Osmosis Filter System

    $5,099.99
    MSRP: $5,867.29
    Save 13%
  • CQE-RC-04002 Crystal Quest PLUS Multi-Stage Replacement Filter Cartridge
  • P1-D Culligan Level 4 Whole House Filter Replacement Cartridge (2-Pack)
  • CS-11 Cuno Replacement Filter Cartridge

    CS-11 Cuno Replacement Filter Cartridge

    $61.29
    MSRP: $81.99
    Save 25%
  • HC111-S Cuno Replacement Filter Cartridge

    HC111-S Cuno Replacement Filter Cartridge

    $37.99
    MSRP: $54.99
    Save 31%
  • W9142010 Doulton Replacement DCB10 Carbon Block

    W9142010 Doulton Replacement DCB10 Carbon Block

    $17.00
    MSRP: $18.39
    Save 8%
  • FX12P GE SmartWater Reverse Osmosis Filter Set

    FX12P GE SmartWater Reverse Osmosis Filter Set

    $62.29
    MSRP: $82.99
    Save 25%
  • PCC218 Pentek Replacement Filter Cartridge

    PCC218 Pentek Replacement Filter Cartridge

    $23.99
    MSRP: $26.44
    Save 9%
  • PD-1-934 Pentek Whole House Replacement Sediment Filter Cartridge
  • PS1-10C Pentek Whole House Replacement Sediment Filter Cartridge
  • PX01-30 Purtrex Sediment Filter Cartridge

    PX01-30 Purtrex Sediment Filter Cartridge

    $10.99
    MSRP: $15.99
    Save 31%
  • PX01-9-78 Purtrex Replacement Filter Cartridge

    PX01-9-78 Purtrex Replacement Filter Cartridge

    $5.09
    MSRP: $8.99
    Save 43%
  • 3MROP416-20A Water Factory Systems Replacement Filter Cartridge
  • FXMLC-2PK GE SmartWater Faucet Filter Replacement Cartridge (2-Pack)
  • FXSLC GE SmartSetWater Undersink Filter
  • 41400010 Hydrotech Lead Filter
  • GX01-30 Hytrex Water Filter Cartridge

    GX01-30 Hytrex Water Filter Cartridge

    $11.99
    MSRP: $16.09
    Save 25%
  • 8011553 Katadyn Exstream Ultralight Series Personal Water Purifier Cyst Filter
  • 8011555 Katadyn Exstream Ultralight Series Personal Water Purifier Virustat Microbial Purification Cartridge
  • K00338 Manitowoc Arctic Pure Ice Maker Filter

    K00338 Manitowoc Arctic Pure Ice Maker Filter

    $70.69
    MSRP: $118.99
    Save 41%

Items 97 to 144 of 257 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Grid  List 

Set Descending Direction
Scroll To Top