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 60 total

Page:
  1. 1
  2. 2
  3. 3

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. 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
  3. 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  4. 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
  5. 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
  6. DGD-5005-20 Pentek Whole House Filter Replacement Cartridge
  7. ECP5-20 Pentek Replacement Filter Cartridge
  8. ECP5-BB Pentek Whole House Filter Replacement Cartridge
  9. 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
  10. EP-20 Pentek Replacement Filter Cartridge
  11. EP-20BB Pentek Replacement Filter Cartridge
  12. EP-BB Pentek Replacement Filter Cartridge
  13. MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  14. WPX5BB97P Pentek Whole House Filter Replacement Cartridge
  15. C1-20 Pentek Replacement Filter Cartridge
  16. PLEKX-10-10 KX Technologies PlekX Whole House Filter Replacement Cartridge
  17. MATRIKX-CTO2-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  18. MATRIKX-CTO2-HD10 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  19. MATRIKX-CTO2-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  20. P1020266 Culligan Carbon Block Water Filter

    P1020266 Culligan Carbon Block Water Filter

    Fits into bottle-free, anti-microbial countertop coolers from Culligan Learn More
    $23.99
  21. AP110-3C Aqua-Pure Water Filter Cartridge

    AP110-3C Aqua-Pure Water Filter Cartridge

    Sized 30 by 2 5/8 inches Learn More
    $40.99
  22. P5-10BB Tier1 Sediment Water Filter

    P5-10BB Tier1 Sediment Water Filter

    Sized 10 x 4.5 inches Learn More
    $11.99
  23. EP5-10BB Tier1 Carbon Block Water Filter

    EP5-10BB Tier1 Carbon Block Water Filter

    Fits filtration system housings that accepts 10 x 4.5 inch cartridges Learn More
    $17.99
  24. EP5-20BB Tier1 Carbon Block Water Filter

    EP5-20BB Tier1 Carbon Block Water Filter

    Fits filtration system housings that accepts 20 x 4.5 inch cartridges Learn More
    $51.99
  25. ECP5-20BB Pentek Whole House Filter Replacement Cartridge