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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  • XLE-2521 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane
  • XLE-2540 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane
  • XLE-4040 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane
  • 3WH-HDPL-F01 Filtrete Replacement Filter Cartridge

    3WH-HDPL-F01 3M Filtrete Water Filter Cartridge

    $14.99
    MSRP: $17.24
    Save 13%
  • 3WH-HD-S01 Filtrete Whole House Sump System

    3WH-HD-S01 3M Filtrete Whole House Sump Filter System

    $54.99
    MSRP: $66.69
    Save 18%
  • 3WH-STDCW-F02 Filtrete Replacement Filter Cartridge (2-Pack)
  • 3WH-STDPL-F02 Filtrete Replacement Filter Cartridge (2-Pack)
  • 3WH-STD-S01 Filtrete Whole House Sump System

    3WH-STD-S01 3M Filtrete Whole House Sump Filter System

    $26.99
    MSRP: $33.34
    Save 19%
  • 3WH-STDSW-F02 3M Filtrete Replacement Water Filter Cartridges (2-Pack)
  • 4WH-HDGAC-F01 Filtrete Replacement Filter Cartridge

    4WH-HDGAC-F01 3M Filtrete Water Filter Cartridge

    $32.99
    MSRP: $41.39
    Save 20%
  • 4WH-HDGR-F01 Filtrete Replacement Filter Cartridge

    4WH-HDGR-F01 3M Filtrete Water Filter Cartridge

    $18.99
    MSRP: $19.54
    Save 3%
  • 4WH-QCTO-F01 Filtrete Replacement Filter Cartridge

    4WH-QCTO-F01 3M Filtrete Replacement Water Filter

    $96.99
    MSRP: $128.79
    Save 25%
  • 4WH-QCTO-S01 Filtrete Whole House Filter System

    4WH-QCTO-S01 3M Filtrete Whole House Water Filtration System

    $120.99
    MSRP: $174.79
    Save 31%
  • 4WH-QS-F01 Filtrete Replacement Filter Cartridge

    4WH-QS-F01 3M Filtrete Replacement Water Filter

    $59.99
    MSRP: $82.79
    Save 28%
  • 4WH-QS-S01 Filtrete Whole House Filter System

    4WH-QS-S01 3M Filtrete Whole House Water Filtration System

    $109.99
    MSRP: $128.79
    Save 15%
  • 4WH-STDGR-F02 Filtrete Replacement Filter Cartridge (2-Pack)
  • FQROMF GE Profile SmartWater Ultra Plus Reverse Osmosis Membrane
  • FQROPF GE Profile SmartWater Ultra Plus Reverse Osmosis Filter Set
  • FX12M GE SmartWater Reverse Osmosis Membrane

    FX12M GE SmartWater Reverse Osmosis Membrane

    $62.29
    MSRP: $89.99
    Save 31%
  • FX12P GE SmartWater Reverse Osmosis Filter Set

    FX12P GE SmartWater Reverse Osmosis Filter Set

    $62.29
    MSRP: $82.99
    Save 25%
  • FX18M GE SmartWater Reverse Osmosis Membrane

    FX18M GE SmartWater Reverse Osmosis Membrane

    $77.09
    MSRP: $127.99
    Save 40%
  • FX18P GE SmartWater Reverse Osmosis Filter Set
  • FXHSC GE SmartWater Whole House Filter Replacement Cartridge
  • FXHTC GE SmartWater Whole House Filter Replacement Cartridge
  • FXUSC GE SmartWater Whole House Filter Replacement
  • FXWTC GE SmartWater Whole House Filter Replacement Cartridge
  • GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    GXRLQR GE SmartWater Inline Filter Replacement Cartridge

    $36.49
    MSRP: $44.99
    Save 19%
  • HB-10-5W Harmsco Calypso Blue Replacement Filter Cartridge
  • 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-20-50W Harmsco Calypso Blue Replacement Filter Cartridge

    $38.99
    MSRP: $49.99
    Save 22%
  • 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%
  • 22017 Hydrologic Replacement De-Ionization Cartridge

    22017 Hydrologic Deionization Filter Cartridge

    $54.99
    MSRP: $71.29
    Save 23%
  • 22070 Hydrologic BigBoy Replacement Carbon Filter

    22070 Hydrologic BigBoy Replacement Carbon Filter

    $88.99
    MSRP: $123.04
    Save 28%
  • 22105 Hydrologic SmallBoy Sediment Filter

    22105 Hydrologic SmallBoy Sediment Filter

    $8.99
    MSRP: $12.06
    Save 25%
  • 22140 Hydrologic TallBoy Sediment Filter

    22140 Hydrologic TallBoy Sediment Filter

    $9.99
    MSRP: $13.79
    Save 28%
  • 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  • 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

Items 145 to 192 of 908 total

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