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 SHIPPING on orders over $39

Whole House Water Filters & Systems

Whole House Filters by DiscountFilterStore.com

Items 1 to 25 of 116 total

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

Grid  List 

Set Descending Direction
  1. 31050 Hydrologic TallBoy Sediment Filter & Dechlorinator

    31050 Hydrologic TallBoy Sediment Filter & Dechlorinator

    Built with a two-stage filtration and protected by a one year limited warranty Learn More
    $153.99
  2. AP904 Aqua-Pure Carbon Water Filter

    AP904 Aqua-Pure Carbon Water Filter

    Installs onto water line Learn More
    $278.99
  3. AP11T Aqua-Pure Whole House Water Filtration System

    AP11T Aqua-Pure Whole House Water Filtration System

    Uses 3/4 inch female pipe thread inlet / outlet. Fits multiple styles of replacement filters, based on your water quality. Learn More
    $79.99
  4. AP902 Aqua-Pure Whole House Water Filtration System

    AP902 Aqua-Pure Whole House Water Filtration System

    Fits multiple styles of water filter cartridge, based on your water quality Learn More
    $204.99
  5. AP101T Aqua-Pure Whole House Filter System

    AP101T Aqua-Pure Whole House Water Filtration System

    Fits onto 3/4-inch NPT water lines Learn More
    $103.99
  6. 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  7. AP903 Aqua-Pure Water Filtration System
  8. CEP-10E Pentek Replacement Filter Cartridge

    CEP-10E Pentek Replacement Filter Cartridge

    Fits most housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $9.29
  9. DGD-5005 Pentek Whole House Filter Replacement Cartridge

    DGD-5005 Pentek Whole House Filter Replacement Cartridge

    Fits Pentek Big Blue and other heavy-duty filter housings Learn More
    $15.99
  10. DGD-5005-20 Pentek Whole House Filter Replacement Cartridge
  11. ECP5-20 Pentek Replacement Filter Cartridge
  12. ECP5-BB Pentek Whole House Filter Replacement Cartridge
  13. EP-10 Pentek Replacement Filter Cartridge

    EP-10 Pentek Replacement Filter Cartridge

    Fits most housings that accept standard 10-inch x 2.5-inch water filter cartridges Learn More
    $8.99
  14. EP-20 Pentek Replacement Filter Cartridge
  15. EP-20BB Pentek Replacement Filter Cartridge
  16. EP-BB Pentek Replacement Filter Cartridge
  17. RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)

    RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 2 1/2 filter cartridges Learn More
    $49.99
  18. TO1SS OmniFilter Whole House Filter Replacement Cartridge

    TO1SS OmniFilter Whole House Water Filter Replacement Cartridge

    Designed to fit into any brand of whole house water filtration system that accepts standard 9 3/4 x 2 1/2 inch cartridges Learn More
    $5.99
  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. MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  23. WPX5BB97P Pentek Whole House Filter Replacement Cartridge
  24. RS2-SS OmniFilter Whole House Filter Replacement Cartridge
  25. WHKF-WHSW Whirlpool Whole House Replacement Sediment Filter Cartridge (2-Pack)