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 63 total

Page:
  1. 1
  2. 2

Grid  List 

Set Ascending Direction
  • GS-215-CB5-B Pentek Inline Filter Replacement Cartridge

    GS-215-CB5-B Pentek Inline Water Filter Cartridge

    $24.69 Retail Price:  $30.69
  • MG-10MCB Pentek MicroGuard Replacement Filter Cartridge

    MG-10MCB Pentek MicroGuard Replacement Filter Cartridge

    $72.99 Retail Price:  $84.05
  • P-250 Pentek Undersink Filter Set

    P-250 Pentek Undersink Filter Set

    $23.99 Retail Price:  $31.84
  • P-250A Pentek Undersink Filter Set

    P-250A Pentek Undersink Filter Set

    $23.99 Retail Price:  $31.27
  • QC10-CB1 Pentek Undersink Quick-Change Filter System

    QC10-CB1 Pentek Quick-Change Water Filtration System

    $28.79 Retail Price:  $35.41
  • QC10-CBR-JG14 Pentek Undersink Quick-Change Filter System

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

    $33.99 Retail Price:  $35.41
  • CFB-Plus10 Pentek Replacement Filter Cartridge

    CFB-Plus10 Pentek Replacement Water Filter Cartridge

    $9.99 Retail Price:  $14.13
  • CFB-Plus20 Pentek Replacement Filter Cartridge

    CFB-Plus20 Pentek Replacement Water Filter Cartridge

    $16.99 Retail Price:  $21.26
  • CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    $42.99 Retail Price:  $52.89
  • EP-30 Pentek Replacement Filter Cartridge

    EP-30 Pentek Replacement Water Filter Cartridge

    $37.99 Retail Price:  $46.10
  • CB-25-2001 Hydronix Carbon Water Filter Replacement

    CB-25-2001 Hydronix Carbon Water Filter Replacement

    Regular Price: $17.99

    Special Price: $16.05

  • EP5-20 Tier1 Carbon Block Water Filter

    EP5-20 Tier1 Carbon Block Water Filter

    $16.99 Retail Price:  $20.69
  • CBC-10BB-WF Tier1 Water Filter Cartridge
  • CBC-20 Tier1 Water Filter Cartridge

    CBC-20 Tier1 Water Filter Cartridge

    Regular Price: $25.99

    Special Price: $20.05

  • CBC-20BB-WF Tier1 Water Filter Cartridge

    CBC-20BB-WF Tier1 Water Filter Cartridge

    $69.99 Retail Price:  $83.94
  • EP5-10BB Tier1 Carbon Block Water Filter

    EP5-10BB Tier1 Carbon Block Water Filter

    $23.99 Retail Price:  $26.34
  • EP5-20BB Tier1 Carbon Block Water Filter

    EP5-20BB Tier1 Carbon Block Water Filter

    $40.99 Retail Price:  $62.09
  • KDF55-10 Tier1 Water Filter

    KDF55-10 Tier1 Water Filter

    $24.99 Retail Price:  $27.34
  • KDF55-10BB Tier1 Water Filter
  • KDF85-10BB Tier1 Water Filter

    KDF85-10BB Tier1 Water Filter

    $83.99 Retail Price:  $86.24
  • KDF85-20 Tier1 Water Filter

    KDF85-20 Tier1 Water Filter

    $105.99 Retail Price:  $121.89
  • CBC-10 Pentek Replacement Filter Cartridge

    CBC-10 Pentek Replacement Filter Cartridge

    $15.99 Retail Price:  $18.34
  • EP-5 Pentek Replacement Filter Cartridge
  • Pentek CFB-PB10 Lead & Cyst Carbon Filter

    Pentek CFB-PB10 Lead & Cyst Carbon Filter

    $14.99 Retail Price:  $17.12
  • Pentek SCBC-10 Silvered Carbon Block

    Pentek SCBC-10 Silvered Carbon Block

    $22.99 Retail Price:  $24.71
  • Pentek QC10-CB1R Carbon Block Quick Change Filter

    Pentek QC10-CB1R Carbon Block Quick Change Filter

    $22.99 Retail Price:  $31.04
  • EPM-20 Pentek Comparable Whole House Water Filter by Tier1

Items 1 to 48 of 63 total

Page:
  1. 1
  2. 2

Grid  List 

Set Ascending Direction
Scroll To Top