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 84 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
  • AP-GRMB-20PP-20UB Whole House Water Filter Replacement Cartridge
  • AP-GRMB-20PP-10UB Whole House Water Filter Cartridge by 3M Aqua-Pure
  • WFDW120009W DuPont Universal Drinking Water Filter System
  • WFPFC3002 DuPont Universal Whole House Pleated Poly Filter Cartridge (2-Pack)
  • WB-20-W Harmsco Pleated Commercial Water Filter Cartridge
  • 255541-43 Pentek Inline Water Filter Replacement
  • WSQC-2 WaterSentinel Reverse Osmosis Carbon GAC Filter Cartridge
  • WB-HB-20-20W Harmsco Pleated Commercial Water Filter Cartridge
  • Hydronix SDC-25-1020 20-Pack Whole House Replacement Sediment Filter Cartridge
  • SDC-45-1020 Hydronix Whole House Sediment Filter Cartridge (6-Pack)
  • SDC-45-2020 Hydronix Sediment Water Filter 6-Pack
  • SPC-25-1020 Hydronix Pleated Sediment Water Filter (6-Pack)
  • ECP20-20 Pentek Replacement Filter Cartridge (20-Pack)
  • ECP20-20 Pentek Replacement Filter Cartridge (6-Pack)
  • ECP20-20BB Pentek Replacement Filter Cartridge (6-Pack)
  • ECP20-BB Pentek Replacement Filter Cartridge (12-Pack)
  • ECP20-BB Pentek Replacement Filter Cartridge (20-Pack)
  • ECP20-BB Pentek Replacement Filter Cartridge (6-Pack)
  • Hydronix SDC-45-1020 Sediment Filter Cartridge
  • SDC-45-2020 Hydronix Sediment Water Filter

    SDC-45-2020 Hydronix Sediment Water Filter Cartridge

    $20.99 MSRP: $22.99
    Save 9%
  • SPC-25-1020 Hydronix Sediment Water Filter

    SPC-25-1020 Hydronix Pleated Sediment Water Filter

    $6.99 MSRP: $10.91
    Save 36%
  • Hydronix SPC-45-1020 Pleated Sediment Water Filter
  • SPC-45-2020 Hydronix Pleated Sediment Filter
  • Pentek ECP20-20 Replacement Water Filter Cartridge

    ECP20-20 Pentek Replacement Filter Cartridge

    $14.99 MSRP: $15.28
    Save 2%
  • Pentek ECP20-20BB Replacement Water Filter Cartridge
  • Pentek ECP20-BB Replacement Water Filter Cartridge

    ECP20-BB Pentek Replacement Filter Cartridge

    $15.99 MSRP: $17.70
    Save 10%
  • GAC20-BB Pentek Whole House Water Filter

    GAC20-BB Pentek Whole House Filter Replacement Cartridge

    $44.99 MSRP: $66.31
    Save 32%
  • Pentek S1 Pleated Whole House Sediment Filter
  • RS1-SS OmniFilter Whole House Water Filter
  • SDC-45-1020 Hydronix Comparable Sediment Water Filter by Tier1
  • P20-20 Tier1 Sediment Water Filter

    P20-20 Tier1 Sediment Water Filter

    $6.99 MSRP: $9.19
    Save 24%
  • Tier1 P20-20BB Whole House Replacement Sediment Filter Cartridge
  • Pentek S1-BB Replacement Water Filter Cartridge

    Pentek S1-BB Water Filter Cartridge Replacement

    $14.99 MSRP: $17.99
    Save 17%
  • S1 Pentek Comparable Whole House Water Filter by Tier1
  • S1-20BB Pentek Comparable Whole House Water Filter by Tier1
  • OmniFilter RS12-SS6-05 Polypropylene Sediment Filter

    OmniFilter RS12-SS6-05 Polypropylene Sediment Filter

    $4.99
    MSRP: $8.04
    Save 38%
  • W20CLA American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W20CLHD American Plumber Whole House Heavy Duty Filter Cartridge
  • W20CLHD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge

Items 1 to 48 of 84 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
Scroll To Top