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

15 Item(s)

Grid  List 

Set Descending Direction
  • CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1
  • US-EZ-3 Culligan Level 3 Easy-Change Undersink Filter System
  • US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System

    US-EZ-4 Culligan Level 4 Easy-Change Undersink Filter System

    $80.39
    MSRP: $110.99
    Save 28%
  • OAC-20BB Pentek Oil Reduction Filter

    OAC-20BB Pentek Oil Reduction Water Filter

    $73.99
    MSRP: $85.20
    Save 13%
  • ROM-230TN Pentek Reverse Osmosis Membrane

    ROM-230TN Pentek Reverse Osmosis Membrane

    $80.39
    MSRP: $118.99
    Save 32%
  • 144839 Pentek Touch Flo Air Gap Drinking Water Faucet - Chrome
  • CBC20-BB Pentek Replacement Filter Cartridge
  • US-UF3 Culligan Ultrafiltration Drinking Water System
  • US-UF3R Culligan Ultrafiltration Replacement Water Filter Cartridge Set
  • D1018894 Culligan Reverse Osmosis Membrane
  • 01018468 Culligan Replacement Chrome Water Faucet
  • P1020268 Culligan Reverse Osmosis Membrane

15 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top