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, 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

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  • W20CLHD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • 3M Aqua-Pure AP810-2 Whole House Water Filter Cartridge
  • 3M Aqua-Pure AP811-2 Whole House Water Filter
  • 3M Aqua-Pure AP814-2 Whole House Water Filter
  • 3M Aqua-Pure AP815-2 Whole House Water Filter
  • 3M Aqua-Pure AP817-2 Whole House Water Filter Cartridge
  • CFS22 Cuno Whole House Filter Housing

    CFS22 Cuno Whole House Filter Housing

    $128.99
    MSRP: $148.34
    Save 13%
  • HB-20-1W Harmsco Calypso Blue Replacement Filter Cartridge
  • HB-20-20W Harmsco Calypso Blue Replacement Filter Cartridge
  • HB-20-50W Harmsco Calypso Blue Replacement Filter Cartridge
  • HB-20-5W Harmsco Calypso Blue Replacement Filter Cartridge

    HB-20-5W Harmsco Calypso Blue Replacement Filter Cartridge

    $31.99
    MSRP: $36.79
    Save 13%
  • 22006 Hydrologic BigBoy Replacement Carbon Filter - Green
  • 22010 Hydrologic BigBoy Replacement Sediment Filter

    22010 Hydrologic BigBoy Sediment Filter

    $44.99
    MSRP: $57.49
    Save 22%
  • 22070 Hydrologic BigBoy Replacement Carbon Filter

    22070 Hydrologic BigBoy Replacement Carbon Filter

    $88.99
    MSRP: $123.04
    Save 28%
  • SDC-45-2050 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SPC-45-2005 Hydronix Whole House Replacement Sediment Filter Cartridge
  • FLOPLUS-20BB Pentek Replacement Filter Cartridge

    FLOPLUS-20BB Pentek Replacement Filter Cartridge

    $78.99
    MSRP: $95.99
    Save 18%
  • S1-20BB Pentek Whole House Filter Replacement Cartridge

    S1-20BB Pentek Whole House Filter Replacement Cartridge

    $21.99
    MSRP: $25.34
    Save 13%
  • WP1BB20P Pentek Whole House Filter Replacement Cartridge

    WP1BB20P Pentek Whole House Filter Replacement Cartridge

    $36.99
    MSRP: $39.55
    Save 6%
  • WP25BB20P Pentek Whole House Filter Replacement Cartridge

    WP25BB20P Pentek Whole House Filter Replacement Cartridge

    $35.99
    MSRP: $37.82
    Save 5%
  • WP5BB20P Pentek Replacement Filter Cartridge

    WP5BB20P Pentek Replacement Filter Cartridge

    $34.99
    MSRP: $42.54
    Save 18%
  • WPX100BB20P Pentek Replacement Filter Cartridge
  • WS-20BB Pentek Whole House Filter Replacement Cartridge

    WS-20BB Pentek Whole House Filter Replacement Cartridge

    $45.99
    MSRP: $52.08
    Save 12%
  • FPIR-BB-20 Watts Whole House Replacement Filter Cartridge
  • MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  • MATRIKX-1-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • BBF1-20MB Pentek Whole House Filter Replacement Cartridge

    BBF1-20MB Pentek Whole House Filter Replacement Cartridge

    $89.99
    MSRP: $144.23
    Save 38%
  • CBC20-BB Pentek Replacement Filter Cartridge
  • W20FFPH1CBPR Watts Flowmatic Big Clear Whole House Water Filter Housing
  • SWC-45-2050 Hydronix String Wound Sediment Water Filter

    SWC-45-2050 Hydronix String-Wound Sediment Water Filter

    $25.99
    MSRP: $30.81
    Save 16%
  • SPC-45-2010 Hydronix Pleated Sediment Water Filter Cartridge
  • SPC-45-2030 Hydronix Pleated Sediment Water Filter

    SPC-45-2030 Hydronix Pleated Sediment Water Filter

    $20.99
    MSRP: $31.04
    Save 32%
  • SWC-45-20100 Hydronix String Wound Sediment Water Filter

    SWC-45-20100 Hydronix String-Wound Sediment Water Filter

    $21.99
    MSRP: $32.19
    Save 32%
  • SWC-45-2001 Hydronix String Wound Sediment Water Filter

    SWC-45-2001 Hydronix String-Wound Sediment Water Filter

    $23.99
    MSRP: $27.59
    Save 13%
  • SWC-45-2005 Hydronix String-Wound Sediment Water Filter

    SWC-45-2005 Hydronix String-Wound Sediment Water Filter

    $24.99
    MSRP: $26.44
    Save 5%
  • SPC-45-2001 Hydronix Pleated Sediment Water Filter

    SPC-45-2001 Hydronix Pleated Sediment Water Filter

    $25.99
    MSRP: $34.49
    Save 25%
  • FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges
  • FM-BB-20-1A Watts Pleated Water Filter Cartridge

    FM-BB-20-1A Watts Pleated Water Filter Cartridge

    $48.99
    MSRP: $75.84
    Save 35%
  • CB-45-2001 Hydronix Whole House Carbon Replacement Water Filter Cartridge
  • CBC-20BB-WF Tier1 Water Filter Cartridge

    CBC-20BB-WF Tier1 Water Filter Cartridge

    $68.99
    MSRP: $84.99
    Save 19%
  • Pentek 166141 Big White 20-inch Filter Housing

    Pentek 166141 Big White 20-inch Filter Housing

    $39.95
    MSRP: $58.64
    Save 32%
  • AF-20-2015 Aries Comparable Sediment Water Filter by Tier1
  • F-20-2215 Aries Polypropylene Sediment Water Filter Replacement by Tier1
  • P1-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

Items 1 to 48 of 98 total

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