Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)
You have no items in your shopping cart.

Free Shipping over $39

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

Undersink Water Filters & Systems

Undersink Water Filters by DiscountFilterStore.com

Items 1 to 25 of 29 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
  1. 158643 Pentek Slim Line Filter Housing with Pressure Relief Valve - Clear
  2. 150550 Pentek 3G Whole House Filter System

    150550 Pentek 3G Whole House Filter System

    Fits most industry standard of 10 x 2.5 inch filter cartridges Learn More
    $28.99
  3. SY-1000 Culligan Water Filtration System
  4. QC10-TSGAC Pentek Undersink Quick-Change Filter System
  5. QC10-GAC Pentek Undersink Quick-Change Filter System
  6. QC10-EP Pentek Undersink Quick-Change Filter System

    QC10-EP Pentek Quick-Change Filter System

    Regular Price: $30.99

    Special Price: $27.05

  7. QC10-CB1 Pentek Undersink Quick-Change Filter System
  8. Pentek QC10-CB1R Carbon Block Quick Change Filter

    Pentek QC10-CB1R Carbon Block Quick Change Filter

    Proprietary design fits Pentek QC systems exclusively Learn More
    $22.99
  9. FXSLC GE SmartWater Undersink Filter Set

    FXSLC GE SmartWater Undersink Filter Set

    Fits any brand of undersink water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $25.99
  10. Zuvo Water ZFRHC Undersink Replacement Water Filter Cartridge

    ZFRHC Zuvo Water Undersink Replacement Filter Cartridge

    Fits 100 and 300 Series Zuvo Water filtration systems Learn More
    $24.99
  11. MATRIKX-5-10 KX Technologies MatrikX Undersink Filter Replacement Cartridge

    MATRIKX-5-10 KX Technologies MatrikX Undersink Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $23.99
  12. QC10-EPR Pentek Undersink Quick-Change Replacement Filter Cartridge

    QC10-EPR Pentek Quick-Change Replacement Water Filter Cartridge

    Fits any Pentek Quick-Change Series water filtration system heads Learn More
    $22.09
  13. QC10-CBRR Pentek Undersink Quick-Change Replacement Filter Cartridge

    QC10-CBRR Pentek Undersink Quick-Change Replacement Filter Cartridge

    Fits any Pentek Quick-Change Series filter heads Learn More
    $23.99
  14. CQE-RC-04015 Crystal Quest Reusable Pleated Water Filter

    CQE-RC-04015 Crystal Quest Reusable Pleated Water Filter

    Fits Crystal Quest countertop, undersink and refrigerator water filtration systems Learn More
    $25.99
  15. CQE-RC-04014 Crystal Quest Carbon Block Water Filter Cartridge

    CQE-RC-04014 Crystal Quest Carbon Block Water Filter Cartridge

    Fits Crystal Quest countertop, undersink and refrigerator water filtration systems Learn More
    $25.99
  16. CQE-RC-04000 Crystal Quest Carbon Block Water Filter Cartridge

    CQE-RC-04000 Crystal Quest Carbon Block Water Filter Cartridge

    Fits Crystal Quest countertop, undersink and refrigerator water filtration systems Learn More
    $22.99
  17. E5620 Omnipure E-Series Everpure Compatible Filter

    E5620 Omnipure E-Series Everpure Compatible Filter

    Fits Omnipure ELF Series and Everpure permanent filter heads including Insurice, H-100, H-50, OCS, OCS-2, QL-2, and QL-7 Learn More
    $29.99
  18. Zuvo Water ZFRVOC Undersink Replacement Water Filter Cartridge

    ZFRVOC Zuvo Water Undersink Replacement Filter Cartridge

    Fits 100 and 300 Series Zuvo Water filtration systems Learn More
    $29.99
  19. CRE-1 Pentek Undersink Filter Replacement Cartridge
  20. 1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter

    1000R-D Culligan Level 3 Undersink RV and Marine Icemaker and Drinking Water Filter

    Fits Culligan SY1000, SY-1000s, IC-1000, RV-1000, SY-750s, IC-750, and RV-750 filter systems Learn More
    $29.99
  21. AP-250R Aqua-Pure Undersink Filter Replacement Cartridge

    AP-250R Aqua-Pure Undersink Water Filter Cartridge

    Fits Aqua-Pure undersink water filtration systems Learn More
    $29.99
  22. AP327 Aqua-Pure Undersink Filter Replacement Cartridge

    AP327 Aqua-Pure Undersink Filter Replacement Cartridge

    Fits Aqua-Pure undersink water filter systems Learn More
    $29.99
  23. 4US-MAXL-F01 Filtrete Replacement Filter Cartridge
  24. P-250A Pentek Undersink Filter Set

    P-250A Pentek Undersink Filter Set

    Fits various brands of under-sink housings, including Culligan, Pentek, Ametek and American Plumber Learn More
    $23.99
  25. P-250 Pentek Undersink Filter Set

Items 1 to 25 of 29 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
Scroll To Top