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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48 Item(s)

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  • GAC20-BB Pentek Replacement Granular Activated Carbon Filter by Tier1
  • CBC-BB Pentek Whole House Filter Replacement Cartridge
  • SWC1350-C Cuno Whole House Filter Replacement Cartridge

    SWC1350-C Cuno Whole House Water Filter Cartridge

    $60.99
    MSRP: $81.64
    Save 25%

    Out of stock

  • W9223006 Doulton Imperial 10-inch Ultracarb Filter Cartridge
  • W9223022 Doulton Ultracarb Replacement Ceramic Filter

    W9223022 Doulton Ultracarb Replacement Ceramic Filter

    $62.00
    MSRP: $82.65
    Save 25%
  • CFS9112 Cuno Whole House Filter Replacement Cartridge

    CFS9112 Cuno Whole House Filter Replacement Cartridge

    $62.99
    MSRP: $71.29
    Save 12%

    Out of stock

  • WFHD13001B DuPont Universal Heavy Duty Whole House Filtration System
  • WRC25HD20 American Plumber Comparable Granular Activated Carbon Filter by Tier1
  • GAC20-BB Pentek Comparable Granular Activated Carbon Filter by Tier1
  • AP817-2 Aquapure Comparable Granular Activated Carbon Filter by Tier1
  • FXB20RFL Filtrex Comparable Granular Activated Carbon Filter by Tier1
  • CFS8112 Cuno Whole House Filter Replacement Cartridge

    CFS8112 Cuno Whole House Filter Replacement Cartridge

    $63.05
    MSRP: $69.56
    Save 9%
  • MATRIKX-Pb1-HD10 KX Technologies MatrikX Undersink Filter Replacement Cartridge
  • HF20 Cuno Whole House Filter Replacement Cartridge

    HF20 Cuno Whole House Filter Replacement Cartridge

    $64.99
    MSRP: $80.49
    Save 19%
  • 150235 Pentek Whole House Filter System

    150235 Pentek Whole House Filter System

    $64.99
    MSRP: $73.36
    Save 11%
  • CFS8812X Cuno Whole House Filter Replacement Cartridge

    CFS8812X Cuno Whole House Filter Replacement Cartridge

    $66.05
    MSRP: $71.29
    Save 7%
  • 1063-15-BB-K234 KX Technologies Whole House Replacement Filter Cartridge
  • HF25-S Cuno Whole House Filter Replacement Cartridge

    HF25-S Cuno Whole House Filter Replacement Cartridge

    $67.99
    MSRP: $69.56
    Save 2%
  • EPM-BB Pentek Comparable Whole House Water Filter by Tier1 (4-Pack)
  • HF20-S Cuno Whole House Filter Replacement Cartridge

    HF20-S Cuno Whole House Filter Replacement Cartridge

    $68.99
    MSRP: $86.24
    Save 20%

    Out of stock

  • HF25 Cuno Whole House Filter Replacement Cartridge
  • MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  • MATRIKX-CTO2-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • U30 OmniFilter Whole House Water Filter System

    U30 OmniFilter Whole House Water Filtration System

    $68.99
    MSRP: $81.64
    Save 15%

    Out of stock

  • EP-20BB Pentek Replacement Water Filter
  • WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • EP15 3M Aqua-Pure Whole House Water Filter

    EP15 3M Aqua-Pure Whole House Water Filter Cartridge

    $69.99
    MSRP: $82.79
    Save 15%
  • FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges
  • GAC20-BB Pentek Whole House Water Filter
  • 1-100-F Rusco Spin-Down Water Filter System

    1-100-F Rusco Spin-Down Water Filter System

    $60.69
    MSRP: $74.74
    Save 19%
  • HFPP-34-PR-20 Pentek Big Blue Whole House 20 inch Filter Housing
  • 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%
  • FXSVC GE SmartWater Undersink Filter Set

    FXSVC GE SmartWater Undersink Filter Set

    $62.89
    MSRP: $89.99
    Save 30%
  • 3/4-500-F Rusco Polyester Screened Spin-Down Water Filtration System
  • TFM-18-EB Desal Reverse Osmosis Membrane
  • 1-30SS-F Rusco Spin-Down Water Filtration System

    1-30SS-F Rusco Spin-Down Water Filtration System

    $64.99
    MSRP: $77.04
    Save 16%

    Out of stock

  • CFS9812X-S Cuno Whole House Filter Replacement Cartridge

    CFS9812X-S Cuno Whole House Filter Replacement Cartridge

    $65.05
    MSRP: $78.19
    Save 17%
  • Brondell RF-20 H2O+ Circle Replacement Filter Set

    Brondell RF-20 H2O+ Circle Replacement Filter Set

    $65.39
    MSRP: $102.99
    Save 37%
  • HF10-MS Cuno Whole House Filter Replacement Cartridge

    HF10-MS Cuno Whole House Filter Replacement Cartridge

    $65.99
    MSRP: $68.30
    Save 3%
  • 4 BSK 60 Rusco Intake Basket Strainer

    4 BSK 60 Rusco Intake Basket Strainer

    $65.99
    MSRP: $78.19
    Save 16%

    Out of stock

  • CFS9812X Cuno Whole House Filter Replacement Cartridge

    CFS9812X Cuno Whole House Filter Replacement Cartridge

    $66.99
    MSRP: $72.09
    Save 7%
  • SWC1350 Cuno Whole House Filter Replacement Cartridge

    SWC1350 Cuno Whole House Water Filter Cartridge

    $67.99
    MSRP: $81.64
    Save 17%

    Out of stock

  • 1-60-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 1-60SS-F Rusco Stainless Steel Screen Spin-Down Water Filtration System
  • TFM-50EB Desal Encapsulated Reverse Osmosis Membrane
  • BF7-S-05 OmniFilter Undersink Filter System

    BF7-S-05 OmniFilter Undersink Water Filtration System

    $69.99
    MSRP: $82.79
    Save 15%

    Out of stock

  • 3/4-30SS-F Rusco Stainless Steel Screen Spin-Down Water Filtration System

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