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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46 Item(s)

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  • WFHD13001B DuPont Universal Heavy Duty Whole House Filtration System
  • EP-20BB Pentek Replacement Water Filter
  • ECP5-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (4-Pack)
  • EPM-BB Pentek Comparable Whole House Water Filter by Tier1 (4-Pack)
  • KX-MATRIKX-1-HD20 Technologies MatrikX Whole House Carbon Filter By Tier1
  • MATRIKX-5-HD20 KX Technologies MatrikX Comparable Whole House Carbon Filter by Tier1
  • FLOPLUS-20BB Pentek Comparable Whole House Carbon Water Filter by Tier1
  • W9223006 Doulton Imperial 10-inch Ultracarb Filter Cartridge
  • 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%
  • CFS8112 Cuno Whole House Filter Replacement Cartridge

    CFS8112 Cuno Whole House Filter Replacement Cartridge

    $63.05
    MSRP: $69.56
    Save 9%
  • CFS8812X Cuno Whole House Filter Replacement Cartridge

    CFS8812X Cuno Whole House Filter Replacement Cartridge

    $66.05
    MSRP: $71.29
    Save 7%
  • CFS9112 Cuno Whole House Filter Replacement Cartridge

    CFS9112 Cuno Whole House Filter Replacement Cartridge

    $62.99
    MSRP: $71.29
    Save 12%
  • CFS9812X Cuno Whole House Filter Replacement Cartridge

    CFS9812X Cuno Whole House Filter Replacement Cartridge

    $66.99
    MSRP: $72.09
    Save 7%
  • CFS9812X-S Cuno Whole House Filter Replacement Cartridge

    CFS9812X-S Cuno Whole House Filter Replacement Cartridge

    $65.05
    MSRP: $78.19
    Save 17%
  • HF10-MS Cuno Whole House Filter Replacement Cartridge

    HF10-MS Cuno Whole House Filter Replacement Cartridge

    $65.99
    MSRP: $68.30
    Save 3%
  • HF20 Cuno Whole House Filter Replacement Cartridge

    HF20 Cuno Whole House Filter Replacement Cartridge

    $64.99
    MSRP: $80.49
    Save 19%
  • HF20-S Cuno Whole House Filter Replacement Cartridge

    HF20-S Cuno Whole House Filter Replacement Cartridge

    $68.99
    MSRP: $86.24
    Save 20%
  • HF25 Cuno Whole House Filter Replacement Cartridge
  • HF25-S Cuno Whole House Filter Replacement Cartridge

    HF25-S Cuno Whole House Filter Replacement Cartridge

    $67.99
    MSRP: $69.56
    Save 2%
  • SWC1350 Cuno Whole House Filter Replacement Cartridge

    SWC1350 Cuno Whole House Water Filter Cartridge

    $67.99
    MSRP: $81.64
    Save 17%
  • SWC1350-C Cuno Whole House Filter Replacement Cartridge

    SWC1350-C Cuno Whole House Water Filter Cartridge

    $60.99
    MSRP: $81.64
    Save 25%
  • TFM-50EB Desal Encapsulated Reverse Osmosis Membrane

    TFM-50EB Desal Encapsulated Reverse Osmosis Membrane

    $69.99
    MSRP: $82.79
    Save 15%
  • 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%
  • HFPP-34-PR-20 Pentek Big Blue Whole House 20 inch Filter Housing
  • MAXETW-FF20 Watts C-MAX Whole House Replacement Filter Cartridge
  • MATRIKX-CTO2-HD20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • BF7-S-05 OmniFilter Undersink Filter System

    BF7-S-05 OmniFilter Undersink Water Filtration System

    $69.99
    MSRP: $82.79
    Save 15%
  • U30 OmniFilter Whole House Water Filter System

    U30 OmniFilter Whole House Water Filtration System

    $68.99
    MSRP: $81.64
    Save 15%
  • 150235 Pentek Whole House Filter System

    150235 Pentek Whole House Filter System

    $64.99
    MSRP: $73.36
    Save 11%
  • CBC-BB Pentek Whole House Filter Replacement Cartridge
  • W9223022 Doulton Replacement Ceramic Filter

    W9223022 Doulton Ultracarb Replacement Ceramic Filter

    $62.00
    MSRP: $82.65
    Save 25%
  • 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%
  • 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%
  • TFM-18-EB Desal Reverse Osmosis Membrane

    TFM-18-EB Desal Reverse Osmosis Membrane

    $63.29
    MSRP: $81.99
    Save 23%
  • 3/4-30SS-F Rusco Stainless Steel Screen Spin-Down Water Filtration System
  • 3/4-500-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 4 BSK 60 Rusco Intake Basket Strainer

    4 BSK 60 Rusco Intake Basket Strainer

    $65.99
    MSRP: $78.19
    Save 16%
  • 1-60-F Rusco Polyester Screened Spin-Down Water Filtration System
  • 1-60SS-F Rusco Stainless Steel Screen Spin-Down Water Filtration System
  • FXB20RFL Filtrex Green Radial Flow Water Filter Cartridges
  • CB-45-2001 Hydronix Whole House Carbon Replacement Water Filter Cartridge
  • CBC-20BB-WF Tier1 Water Filter Cartridge

    FLOPLUS 20BB Comparable Water Filter Cartridge by Tier1

    $68.99
    MSRP: $84.99
    Save 19%
  • Brondell RF-20 H2O+ Circle Replacement Filter Set

    Brondell RF-20 H2O+ Circle Replacement Filter Set

    $65.39
    MSRP: $102.99
    Save 37%
  • 1063-15-BB-K234 KX Technologies Whole House Replacement Filter Cartridge

46 Item(s)

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