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.

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  • TW30-4021 Filmtec Commercial Reverse Osmosis Membrane

    TW30-4021 Filmtec Commercial Reverse Osmosis Membrane

    $249.99
    MSRP: $289.79
    Save 14%
  • TW30-4040 Filmtec Commercial Reverse Osmosis Membrane

    TW30-4040 Filmtec Commercial Reverse Osmosis Membrane

    $275.99
    MSRP: $312.79
    Save 12%
  • 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-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)
  • 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
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    $62.89
    MSRP: $89.99
    Save 30%
  • FXULC GE SmartWater Undersink Filter Replacement Cartridge

    FXULC GE SmartWater Undersink Filter Replacement Cartridge

    $39.99
    MSRP: $51.74
    Save 23%
  • FXUSC GE SmartWater Whole House Filter Replacement
  • FXUTC GE SmartWater Undersink Filter Replacement Cartridge

    FXUTC GE SmartWater Undersink Filter Replacement Cartridge

    $23.69
    MSRP: $35.99
    Save 34%
  • FXUVC GE SmartWater Undersink Filter Replacement Cartridge

    FXUVC GE SmartWater Undersink Filter Replacement Cartridge

    $56.59
    MSRP: $80.99
    Save 30%
  • FXWTC GE SmartWater Whole House Filter Replacement Cartridge
  • GAC1SS OmniFilter Series C Undersink Filter Replacement Cartridge
  • 22125 Hydrologic Stealth-RO Replacement Sediment Filter

    22125 Hydrologic Stealth-RO Sediment Filter

    $13.99
    MSRP: $15.51
    Save 10%
  • 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  • CB-25-1005 Hydronix Replacement Filter Cartridge

    CB-25-1005 Hydronix Replacement Filter Cartridge

    $10.49
    MSRP: $14.99
    Save 30%
  • HDG-SED-ACS Hydronix Replacement Filter Cartridge
  • SDC-25-1005 Hydronix Whole House Replacement Sediment Filter Cartridge
  • SDC-25-1020 Hydronix Whole House Replacement Sediment Filter Cartridge
  • OB5-S-05 OmniFilter Whole House Filter System

    OB5-S-05 OmniFilter Whole House Water Filtration System

    $29.99
    MSRP: $36.79
    Save 18%
  • EPM-10 Pentek Undersink Filter Replacement Cartridge

    EPM-10 Pentek Undersink Filter Replacement Cartridge

    $9.99
    MSRP: $13.99
    Save 29%
  • FLOPLUS-10 Pentek Replacement Filter Cartridge

    FLOPLUS-10 Pentek Replacement Filter Cartridge

    $14.99
    MSRP: $21.26
    Save 29%
  • GAC-10 Pentek Undersink Filter Replacement Cartridge

    GAC-10 Pentek Undersink Filter Replacement Cartridge

    $14.99
    MSRP: $19.99
    Save 25%
  • HFPP-34-PR-20 Pentek Big Blue Whole House 20 inch Filter Housing
  • HFPP-1-PR10 Pentek Big Blue Whole House 10 inch Filter Housing
  • HFPP-1-PR20 Pentek Big Blue Whole House 20 inch Filter Housing
  • NCP-10 Pentek Undersink Filter Replacement Cartridge

    NCP-10 Pentek Undersink Filter Replacement Cartridge

    $10.29
    MSRP: $15.99
    Save 36%
  • P-250 Pentek Undersink Filter Set

    P-250 Pentek Undersink Filter Set

    $33.99
    MSRP: $44.99
    Save 24%
  • P-250A Pentek Undersink Filter Set
  • PCC-1 Pentek Undersink Filter Replacement Cartridge

    PCC-1 Pentek Undersink Filter Replacement Cartridge

    $43.29
    MSRP: $58.99
    Save 27%
  • PCC218 Pentek Replacement Filter Cartridge

    PCC218 Pentek Replacement Filter Cartridge

    $23.99
    MSRP: $26.44
    Save 9%
  • PCF1-10MB Pentek Whole House Filter Replacement Cartridge

    PCF1-10MB Pentek Whole House Filter Replacement Cartridge

    $24.99
    MSRP: $30.69
    Save 19%
  • PD-1-934 Pentek Whole House Replacement Sediment Filter Cartridge
  • PD-5-30 Pentek Whole House Replacement Sediment Filter Cartridge

    PD-5-30 Pentek Whole House Sediment Filter Cartridge

    $15.99
    MSRP: $16.55
    Save 3%
  • PD-50-934 Pentek Whole House Filter Replacement Cartridge
  • PS1-10C Pentek Whole House Replacement Sediment Filter Cartridge
  • PS20-10C Pentek Whole House Replacement Sediment Filter Cartridge
  • TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    $20.99
    MSRP: $24.60
    Save 15%
  • UDS-10EX1 Pentek Whole House Filter Replacement Cartridge

Items 97 to 144 of 1128 total

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