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

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

My Cart:

0 item(s) - $0.00
You have no items in your shopping cart.

FREE DELIVERY on orders over $39*

Whole House Water Filters & Systems

Whole House Filters by DiscountFilterStore.com

Items 1 to 25 of 509 total

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

Grid  List 

Set Ascending Direction
  1. P20-20BB Tier1 Whole House Replacement Sediment Filter Cartridge

    P20-20BB Tier1 Whole House Replacement Sediment Filter Cartridge

    Fits most standard housings that accept 20-inch x 4.5-inch water filter cartridges Learn More
    $24.99
  2. MATRIKX-5-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  3. MATRIKX-CR1-10 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    MATRIKX-CR1-10 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $17.99
  4. MATRIKX-CR1-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    MATRIKX-CR1-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 20-inch x 2 1/2-inch replacement filter cartridges Learn More
    $33.99
  5. MATRIKX-CTO2-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  6. MATRIKX-CTO2-HD10 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  7. MATRIKX-CTO2-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  8. MATRIKX-Pb1-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  9. MATRIKX-Pb1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  10. PLEKX-10-10 KX Technologies PlekX Whole House Filter Replacement Cartridge
  11. 01-250-125-050 KX Technologies Replacement Filter Cartridge
  12. RS15 OmniFilter Whole House Replacement Filter Cartridge

    RS15 OmniFilter Whole House Water Filter Cartridge Replacement

    Fits into most industry standard size 10" whole house water filtration system housings Learn More
    $13.99
  13. RS16 OmniFilter Whole House Replacement Filter Cartridge

    RS16 OmniFilter Whole House Water Filter Cartridge Replacement

    Fits into most 10x 4.5 water filtration system housings Learn More
    $18.99
  14. RS2DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)

    RS2DS OmniFilter Whole House Replacement Water Filter Cartridge (2-Pack)

    Fits into most industry standard 10" water filtration system housings Learn More
    $7.59
  15. MATRIKX-5-HD10 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  16. MATRIKX-5-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  17. MATRIKX-1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  18. TO1SS OmniFilter Whole House Filter Replacement Cartridge
  19. TO6 OmniFilter Whole House Filter Replacement Cartridge

    TO6-SS2-S06 OmniFilter Whole House Water Filter Replacement Cartridge

    Fits into any brand of whole house water filtration system that accepts filter cartridges sized 9 3/4 x 4 1/2 inches Learn More
    $19.99
  20. 47-55702G2 Water Factory Systems Whole House Replacement Sediment Filter Cartridge
  21. 47-55706G2 Water Factory Systems Whole House Replacement Filter Cartridge
  22. 47-55711G2 Water Factory Systems Whole House Replacement Filter Cartridge
  23. PGE-2 Water Sentinel ProGuard Swamp Cooler Replacement Filter Cartridge
  24. FPIR-BB-20 Watts Whole House Replacement Filter Cartridge
  25. FPMB-BB20-10 Watts Flo-Pro Whole House Replacement Filter Cartridge