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:

Faucet-mounted filters

Under sink water filters

Shower filtration systems

Countertop water filter systems

Water filter pitchers

Clear All
Compare

Items 1 to 48 of 69 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
  • C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • EPM-20 Pentek Comparable Whole House Water Filter by Tier1

    EPM-20 Pentek Comparable Whole House Water Filter by Tier1

    $11.99
    MSRP: $20.99
    Save 43%
  • C1-20 Pentek Comparable Whole House Water Filter by Tier1 (2-Pack)
  • C1-20 Pentek Comparable Whole House Water Filter by Tier1 (4-Pack)
  • Pentek ECP20-20 Replacement Water Filter Cartridge

    ECP20-20 Pentek Replacement Filter Cartridge

    $15.99 MSRP: $21.99
    Save 27%
  • Pentek EP-20 Replacement Water Filter Cartridge
  • EPM-20 Pentek Whole House Water Filter

    Pentek EPM-20 Whole House Water Filter Replacement Cartridge

    $16.99 MSRP: $19.34
    Save 12%
  • 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%
  • Pentek P1-20 Whole House Water Filter Replacement Cartridge
  • C1-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • P5-20 Tier1 Sediment Water Filter
  • EP5-20 Tier1 Carbon Block Water Filter

    EP5-20 Tier1 Carbon Block Water Filter

    $16.99 MSRP: $20.69
    Save 18%
  • P20-20 Tier1 Sediment Water Filter
  • Pentek C1-20 Carbon Water Filter Replacement Cartridge

    Pentek C1-20 Water Filter Cartridge Replacements

    $16.99 MSRP: $20.00
    Save 15%
  • P1-20 Pentek Comparable Sediment Water Filter by Tier1

    P1-20 Pentek Comparable Sediment Water Filter by Tier1

    $9.99 MSRP: $10.99
    Save 9%
  • AQUA-PURE-AP124-2C Polypropylene Sediment Water Filter by Tier1
  • KX-MATRIKX-1-20 Matrikx Comparable Whole House Carbon Water Filter by Tier1
  • CR1-20 KX MatrikX Comparable Whole House Carbon Water Filter by Tier1
  • CHLORPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • FLOPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • SDC-25-2001 Hydronix Comparable Sediment Water Filter by Tier1
  • SWC-25-2001 Hydronix Comparable Whole House Sediment Water Filter by Tier 1
  • PD-1-20 Pentek Comparable Sediment Water Filter by Tier1

    PD-1-20 Pentek Comparable Sediment Water Filter by Tier1

    $9.99 MSRP: $10.99
    Save 9%
  • PS1-20C Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PX01-20 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  • AP-GRMB-20PP-20UB Aquapure Comparable Sediment Water Filter by Tier 1
  • P25-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PD-25-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PS20-20C Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PX20-20 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  • PMB20-20 Watts Comparable Whole House Sediment Water Filter by Tier1
  • AP-GRMB-50PP-20UB 3M Aqua-Pure Comparable Whole House Sediment Filter by Tier1
  • SDC-25-2050 Hydronix Comparable Whole House Sediment Water Filter by Tier1
  • GX50-20 Hytrex Comparable Whole House Sediment Water Filter by Tier1
  • PD-50-20 Pentek Comparable Whole House Sediment Water Filter by Tier1
  • PX75-20 Purtrex Comparable Whole House Sediment Water Filter by Tier1
  • SPC-25-2001 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2005 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2020 Hydronic Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2001 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2005 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2010 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-2020 Hydronic Comparable Pleated Sediment Water Filter by Tier1
  • SWC-45-2001 Hydronix Comparable String-Wound Sediment Water Filter by Tier1
  • SDC-25-2005 Hydronix Comparable Whole House Replacement Sediment Filter Cartridge by Tier1
  • RFC-20 Pentek Comparable Whole House Filter Replacement Cartridge by Tier1
  • CB-25-2010 Hydronix Comparable Replacement Filter Cartridge by Tier1
  • SDC-25-2005 Hydronix Whole House Replacement Sediment Filter Cartridge

Items 1 to 48 of 69 total

Page:
  1. 1
  2. 2

Grid  List 

Set Descending Direction
Scroll To Top