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

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Whole House Water Filters & Systems


Choose from over 100+ whole house water filters from some of the industry’s top brands including, Tier1, 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.

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  • KDF55-10 Tier1 Water Filter

    KDF55-10 Tier1 Water Filter

    $23.99
    MSRP: $27.34
    Save 12%
  • NM12-CK10F Tier1 Backwashing Filter
  • GAC-10 Pentek Comparable Replacement Cartridge by Tier1

    GAC-10 Pentek Comparable Replacement Cartridge by Tier1

    $12.99
    MSRP: $17.99
    Save 28%
  • C1 Pentek Comparable Carbon Block Water Filter by Tier1

    C1 Pentek Comparable Carbon Block Water Filter by Tier1

    $12.99 MSRP: $18.99
    Save 32%
  • P-250 Pentek Comparable Under Sink Water Filter Set by Tier1
  • RFC-93 Whole House Filter Replacement Cartridge by Tier1
  • RFC-20 Pentek Whole House Filter Replacement Cartridge by Tier1
  • SWC-45-1005 Comparable Hydronix String-Wound Sediment Water Filter by Tier1
  • SPC-25-1001 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-1005 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-1020 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • SPC-25-1030 Hydronix Comparable Pleated Sediment Water Filter by Tier1
  • Series 10000 Whole Home Salt Free Water Softener Replacement Media Kit by Tier1
  • W25P American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W30W American Plumber Whole House Sediment Water Filter Cartridge (2-Pack)
  • W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W50W American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W5CIP American Plumber Undersink Filter Replacement Cartridge (2-Pack)
  • W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W5W American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • WCC American Plumber Undersink Filter Replacement Cartridge

    WCC American Plumber Undersink Filter Replacement Cartridge

    $19.99
    MSRP: $26.44
    Save 24%
  • WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • AP1001 3M Aqua-Pure Whole House Filter Replacement Cartridge
  • 3M Aqua-Pure AP110 Whole House Water Filter Cartridge

    3M Aqua-Pure AP110 Whole House Filter Replacement Cartridge

    $11.99
    MSRP: $18.14
    Save 34%
  • 3M Aqua-Pure AP117 Whole House Water Filter Cartridge

    3M Aqua-Pure AP117 Whole House Filter Replacement Cartridge

    $28.99
    MSRP: $54.13
    Save 46%
  • 3M Aqua-Pure AP124 Whole House Water Filter Cartridge

    AP124 3M Aqua-Pure Whole House Filter Replacement Cartridge

    $12.99
    MSRP: $17.24
    Save 25%
  • 3M Aqua-Pure AP124-3 Water Filter

    AP124-3 3M Aqua-Pure Replacement Water Filter

    $29.99
    MSRP: $35.64
    Save 16%

    Out of stock

  • 3M Aqua-Pure AP420 Water Filter Replacement Cartridge
  • 3M Aqua-Pure APS117 Whole House Water Filter Replacement Cartridge
  • C-LC 3M Aqua-Pure Undersink Water Filter

    C-LC 3M Aqua-Pure Undersink Water Filter Cartridge

    $50.99
    MSRP: $65.54
    Save 22%
  • AF-10-3690 Aries Replacement Fluoride Filter Cartridge

    AF-10-3690 Aries Replacement Fluoride Filter Cartridge

    $28.99
    MSRP: $32.19
    Save 10%
  • CB1 OmniFilter Undersink Filter Replacement Cartridge

    CB1-SS6-S06 OmniFilter Undersink Water Filter Cartridge

    $34.99
    MSRP: $47.99
    Save 27%
  • CQE-RC-04002 Crystal Quest PLUS Multi-Stage Replacement Filter Cartridge
  • CQE-RC-04049 Crystal Quest Fluoride Multi Replacement Filter Cartridge
  • CQE-RC-04051 Crystal Quest Arsenic Multi Replacement Filter Cartridge
  • D-10-TWIN Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
  • D-15 Culligan Level 1 Undersink Filter Replacement Cartridge (2-Pack)
  • D-20A Culligan Level 1 Undersink Water Filter Replacement Cartridge

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