Discount Water Filters and Air Filters at Discount Filter Store.com

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

Whole House Water Filters & Systems

Choose from over 100+ whole house water filters from some of the industry’s top brands including, Pentek, Rusco, Culligan and more. Whole house water filter systems are placed on the main water line entering your home, and designed to remove rust, sediment, chlorine and other chemical contaminants from all water entering your home. So no matter where you are in your house, whether it’s the guest bedroom shower, outside hose, kitchen or bathroom sink, you and your family can have clean, healthy and great tasting water.

Not only does a whole house water filter give you the luxury of clean great tasting water from every faucet in the house it can also help extend the life of appliances that use water, such as dishwashers, water heaters and washing machines, because it removes the sediment, chlorine and other contaminants that would otherwise be entering those appliances.

Not looking for a whole house water filter, check out huge selection of:

Clear All
Compare

15 Item(s)

Grid  List 

Set Descending Direction
  • P-124B Cuno Whole House Filter Replacement Cartridge

    P-124B Cuno Whole House Water Filter Cartridge

    $97.05
    MSRP: $128.79
    Save 25%
  • W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    $29.00
    MSRP: $47.91
    Save 39%
  • 47-55711G2 Water Factory Systems Whole House Replacement Filter Cartridge
  • FXWTC GE Comparable Whole House Water Filter 2-Pack by Tier1
  • NCP-BB Pentek Comparable Whole House Carbon Filter by Tier1
  • Pentek NCP-20 Whole House Water Filter Replacement Cartridge

    Pentek NCP-20 Whole House Water Filter Replacement Cartridge

    $14.99 MSRP: $20.57
    Save 27%
  • D-10 Twin Culligan Comparable Whole House Carbon Water Filter by Tier1
  • WH-STDCW-F02 Filtrete Comparable Whole House Carbon Filter by Tier1
  • C1 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • CB3 OmniFilter Undersink Filter Replacement Cartridge
  • C-2 Culligan RV Filter Replacement Cartridge (2-Pack)
  • D-10-TWIN Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
  • D-15 Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
  • RWC-5 Culligan Level 1 Undersink Filter Replacement Cartridge
  • Whirlpool WHKF-DB2 Undersink Replacement Water Filter Cartridge

15 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top