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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Items 1 to 48 of 152 total

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  • HDG-SED-ACS Hydronix Replacement Filter Cartridge

    HDG-SED-ACS Hydronix Replacement Filter Cartridge

    $5.99
    MSRP: $8.04
    Save 25%
  • ICF-10 Hydronix Inline Coconut Carbon Filter

    ICF-10 Hydronix Inline Coconut Carbon Filter

    $7.05
    MSRP: $9.19
    Save 23%
  • ICF-10Q Hydronix Inline Coconut Carbon Filter

    ICF-10Q Hydronix Inline Coconut Carbon Filter

    $7.79
    MSRP: $15.99
    Save 51%
  • ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $6.49
    MSRP: $13.99
    Save 54%
  • ICF-6Q Hydronix Inline Coconut Carbon Filter

    ICF-6Q Hydronix Inline Coconut Carbon Filter

    $6.99
    MSRP: $10.34
    Save 32%
  • SDC-25-1020 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-25-2005 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-25-2010 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-25-2020 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-45-1001 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-45-1005 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-45-1010 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-45-2050 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SPC-45-2005 Hydronix Whole House Replacement Sediment Filter Cartridge
  • WP-5BB97P Pentek Replacement Filter Cartridge
  • WP1BB97P Pentek Replacement Filter Cartridge
  • WPX100BB97P Pentek Replacement Filter Cartridge

    WPX100BB97P Pentek Replacement Filter Cartridge

    $18.99
    MSRP: $24.14
    Save 21%
  • WPX50BB97P Pentek Replacement Filter Cartridge

    WPX50BB97P Pentek Replacement Filter Cartridge

    $19.99
    MSRP: $24.14
    Save 17%
  • PX10-20 Purtrex Replacement Filter Cartridge

    PX10-20 Purtrex Replacement Water Filter

    $6.99
    MSRP: $9.19
    Save 24%
  • PX20-20 Purtrex Replacement Filter Cartridge

    PX20-20 Purtrex Replacement Water Filter

    $4.99
    MSRP: $8.04
    Save 38%
  • PX20-9-78 Purtrex Replacement Filter Cartridge

    PX20-9-78 Purtrex Water Filter Cartridge

    $4.09
    MSRP: $9.99
    Save 59%
  • SPC-45-1010 Hydronix Pleated Sediment Water Filter

    SPC-45-1010 Hydronix Pleated Sediment Water Filter

    $10.99
    MSRP: $18.39
    Save 40%
  • 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

    $24.99
    MSRP: $32.99
    Save 24%
  • 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%
  • SDC-25-1010 Hydronix Sediment Water Filter Cartridge

    SDC-25-1010 Hydronix Sediment Water Filter Cartridge

    $4.99
    MSRP: $6.89
    Save 28%
  • SDC-25-2001 Hydronix Sediment Water Filter Cartridge

    SDC-25-2001 Hydronix Sediment Water Filter Cartridge

    $6.99
    MSRP: $8.04
    Save 13%
  • HDG-P117 Hydronix Replacement Water Filter
  • SDC-25-1001 Hydronix Sediment Water Filter Cartridge
  • SDC-25-2050 Hydronix Sediment Water Filter Cartridge

    SDC-25-2050 Hydronix Sediment Water Filter Cartridge

    $8.99
    MSRP: $11.34
    Save 21%
  • SPC-25-2010 Hydronix Pleated Sediment Water Filter

    SPC-25-2010 Hydronix Pleated Sediment Water Filter

    $10.99
    MSRP: $12.64
    Save 13%
  • SWC-45-1005 Hydronix String Wound Sediment Water Filter

    SWC-45-1005 Hydronix String Wound Sediment Water Filter

    $15.99
    MSRP: $19.54
    Save 18%
  • P50-20 Tier1 Polypropylene Sediment Water Filter Cartridge
  • P10-5 Tier1 Polypropylene Sediment Filter

    P10-5 Tier1 Polypropylene Sediment Filter

    $3.99
    MSRP: $5.74
    Save 30%
  • P1-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1
  • WHKF-DWHB Whirlpool Comparable Whole House Sediment Water Filter by Tier1
  • R50-BB Pentek Comparable Whole House Sediment Water Filter by Tier1
  • RFC-BBS-D Culligan Comparable Whole House Carbon Water Filter by Tier1
  • TIER1-DGD1-20BB Whole House Sediment Water Filter
  • Hydronix SBD-25-4005-S5 Polypropylene Sediment Filter

    Hydronix SBD-25-4005-S5 Polypropylene Sediment Filter

    $26.99
    MSRP: $36.79
    Save 27%
  • AP117 3M Aqua-Pure Comparable Whole House Sediment Water Filter by Tier1
  • IN-WF0190 Comparable Inline Coconut Carbon Water Filter By Tier1

    IN-WF0190 Inline Coconut Carbon Water Filter By Tier1

    $8.99
    MSRP: $12.99
    Save 31%
  • SWC-45-2001 Hydronix String Wound Sediment Water Filter
  • SPC-25-2020 Hydronix Pleated Sediment Water Filter

    SPC-25-2020 Hydronix Pleated Sediment Water Filter

    $14.99
    MSRP: $20.99
    Save 29%
  • SPC-25-2005 Hydronix Pleated Sediment Water Filter

    SPC-25-2005 Hydronix Pleated Sediment Water Filter

    $14.99
    MSRP: $20.99
    Save 29%
  • SWC-45-2005 Hydronix String-Wound Sediment Water Filter
  • SPC-25-2001 Hydronix Pleated Sediment Water Filter

    SPC-25-2001 Hydronix Pleated Sediment Water Filter

    $18.99
    MSRP: $25.99
    Save 27%

Items 1 to 48 of 152 total

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