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 137 total

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  • RWC-5 American Plumber Undersink Filter Replacement Cartridge
  • W20CLA American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W20CLHD American Plumber Whole House Heavy Duty Filter Cartridge
  • W20CLHD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • W25P American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W30PEHD American Plumber Whole House Heavy Duty Filter Cartridge
  • W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W50PEHD American Plumber Whole House Heavy Duty Filter Cartridge
  • W50W American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W5W American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • WRC25HD American Plumber Whole House Heavy Duty Filter Cartridge
  • WRC25HD20 American Plumber Whole House 20-inch Heavy Duty Filter Cartridge
  • C-2 Culligan RV Filter Replacement Cartridge (2-Pack)
  • CP5-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge
  • CW-F-D Culligan Level 3 Whole House Filter Replacement Cartridge (2-Pack)
  • HD-950 Culligan Whole House Filter System

    HD-950 Culligan Whole House Water Filter System

    $49.99
    MSRP: $75.89
    Save 34%
  • HF-150 Culligan Whole House Filter System

    HF-150 Culligan Whole House Filter System

    $21.99
    MSRP: $26.44
    Save 17%
  • HF-360 Culligan Valve-In-Head Whole House Filter System

    HF-360 Culligan Valve-In-Head Whole House Filter System

    $35.99
    MSRP: $47.14
    Save 24%
  • R50-BBSa-D Culligan Level 1 Whole House Filter Replacement Cartridge
  • RFC-BBS-D Culligan Level 4 Whole House Filter Replacement Cartridge
  • S1A Culligan Level 2 Whole House Filter Replacement Cartridge (2-Pack)
  • CTA-16 Desal Reverse Osmosis Membrane

    CTA-16 Desal Reverse Osmosis Membrane

    $44.39
    MSRP: $67.99
    Save 35%
  • CTA-16-C Desal Reverse Osmosis Membrane

    CTA-16-C Desal Reverse Osmosis Membrane

    $46.49
    MSRP: $67.99
    Save 32%
  • TFM-24 Desal Reverse Osmosis Membrane

    TFM-24 Desal Reverse Osmosis Membrane

    $24.99
    MSRP: $47.14
    Save 47%
  • HDG-SED-ACS Hydronix Replacement Filter Cartridge

    HDG-SED-ACS Hydronix Replacement Filter Cartridge

    $5.99
    MSRP: $8.04
    Save 25%
  • PD-1-20 Pentek Whole House Replacement Sediment Filter Cartridge
  • PD-50-20 Pentek Whole House Replacement Sediment Filter Cartridge
  • TS-101L Pentek Lime/Scale Inline Filter

    TS-101L Pentek Lime/Scale Inline Filter

    $13.19
    MSRP: $20.99
    Save 37%
  • WP-5BB97P Pentek Replacement Filter Cartridge
  • WP1BB97P Pentek Replacement Filter Cartridge
  • WP5BB20P Pentek Replacement Filter Cartridge

    WP5BB20P Pentek Replacement Filter Cartridge

    $34.99
    MSRP: $42.54
    Save 18%
  • WPX100BB20P 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%
  • WS-20 Pentek Water Softening Filter

    WS-20 Pentek Water Softening Filter

    $26.99
    MSRP: $35.64
    Save 24%
  • 01-250-125-050 KX Technologies Replacement Filter Cartridge
  • CEP-10E Pentek Replacement Filter Cartridge

    CEP-10E Pentek Replacement Filter Cartridge

    $12.99
    MSRP: $16.34
    Save 21%
  • ECP1-20 Pentek Replacement Filter Cartridge

    ECP1-20 Pentek Replacement Filter Cartridge

    $15.99
    MSRP: $17.70
    Save 10%
  • ECP50-20 Pentek Replacement Filter Cartridge

    ECP50-20 Pentek Replacement Filter Cartridge

    $14.99
    MSRP: $17.70
    Save 15%
  • US-UF3 Culligan Ultrafiltration Drinking Water System
  • CBC-10BB-WF Tier1 Water Filter Cartridge

    CBC-BB Pentek Comparable Water Filter Cartridge by Tier1

    $42.99
    MSRP: $60.59
    Save 29%
  • CBC-20 Tier1 Water Filter Cartridge

    CBC-20 Tier1 Water Filter Cartridge

    $25.99
    MSRP: $32.77
    Save 21%
  • CBC-20BB-WF Tier1 Water Filter Cartridge

    CBC-20BB-WF Tier1 Water Filter Cartridge

    $68.99
    MSRP: $84.99
    Save 19%
  • P10-5 Tier1 Polypropylene Sediment Filter

    P10-5 Tier1 Polypropylene Sediment Filter

    $3.99
    MSRP: $5.74
    Save 30%
  • P1020266 Culligan Carbon Block Water Filter

Items 1 to 48 of 137 total

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