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:

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Items 1 to 48 of 92 total

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  • EP15 3M Aqua-Pure Whole House Water Filter

    EP15 3M Aqua-Pure Whole House Water Filter Cartridge

    $69.99
    MSRP: $82.79
    Save 15%
  • EP25 3M Aqua-Pure Whole House Water Filter

    EP25 3M Aqua-Pure Whole House Water Filter Cartridge

    $91.99
    MSRP: $111.54
    Save 18%
  • CFS8812X Cuno Whole House Filter Replacement Cartridge

    CFS8812X Cuno Whole House Filter Replacement Cartridge

    $66.05
    MSRP: $71.29
    Save 7%
  • CFS8812X-S Cuno Whole House Filter Replacement Cartridge

    CFS8812X-S Cuno Whole House Filter Replacement Cartridge

    $74.99
    MSRP: $77.04
    Save 3%
  • HF20 Cuno Whole House Filter Replacement Cartridge

    HF20 Cuno Whole House Filter Replacement Cartridge

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

    HF20-MS Cuno Whole House Filter Replacement Cartridge

    $71.99
    MSRP: $73.36
    Save 2%
  • HF20-S Cuno Whole House Filter Replacement Cartridge

    HF20-S Cuno Whole House Filter Replacement Cartridge

    $68.99
    MSRP: $86.24
    Save 20%
  • W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    W9121214 Doulton ATC Super Sterasyl Ceramic Water Filter

    $29.00
    MSRP: $47.91
    Save 39%
  • W9122021 Doulton SuperCarb Replacement Ceramic Water Filter

    W9122021 Doulton SuperCarb Replacement Ceramic Water Filter

    $37.00
    MSRP: $54.26
    Save 32%
  • W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    W9123019 Doulton UltraCarb SI Ceramic Filter Candle

    $41.00
    MSRP: $66.48
    Save 38%
  • W9125010 Doulton CleanSoft Scale Pre-Filter Replacement Cartridge
  • W9125030 Doulton Fluoride Reducing Water Filter Cartridge

    W9125030 Doulton Fluoride Reducing Water Filter Cartridge

    $38.00
    MSRP: $59.96
    Save 37%
  • W9222909 Doulton Imperial SuperCarb OBE Ceramic Water Filter
  • W9223002 Doulton Replacement Ceramic Filter

    W9223002 Doulton Slimline Replacement Ceramic Filter

    $37.00
    MSRP: $60.87
    Save 39%
  • FLOPLUS-10BB Pentek Replacement Filter Cartridge

    FLOPLUS-10BB Pentek Replacement Filter Cartridge

    $44.99
    MSRP: $48.52
    Save 7%
  • FLOPLUS-20 Pentek Replacement Filter Cartridge

    FLOPLUS-20 Pentek Replacement Filter Cartridge

    $30.99
    MSRP: $38.99
    Save 21%
  • FLOPLUS-20BB Pentek Replacement Filter Cartridge

    FLOPLUS-20BB Pentek Replacement Filter Cartridge

    $78.99
    MSRP: $95.99
    Save 18%
  • WP-5BB97P Pentek Replacement Filter Cartridge

    WP-5BB97P Pentek Replacement Filter Cartridge

    $18.99
    MSRP: $24.99
    Save 24%
  • MATRIKX-Pb1-HD10 KX Technologies MatrikX Undersink Filter Replacement Cartridge
  • CBC-10 Pentek Replacement Filter Cartridge
  • CBC-20 Pentek Replacement Filter Cartridge
  • CBC-BB Pentek Whole House Filter Replacement Cartridge
  • W9223022 Doulton Ultracarb Replacement Ceramic Filter

    W9223022 Doulton Ultracarb Replacement Ceramic Filter

    $62.00
    MSRP: $82.65
    Save 25%
  • W9223021 Doulton Ultracarb Ceramic Water Filter

    W9223021 Doulton Ultracarb Ceramic Water Filter

    $30.00
    MSRP: $70.14
    Save 57%
  • CBC-BB Pentek Comparable Water Filter Cartridge by Tier1

    CBC-BB Pentek Comparable Water Filter Cartridge by Tier1

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

    CBC-20 Pentek Comparable Water Filter Cartridge by Tier1

    $25.99
    MSRP: $32.77
    Save 21%
  • FLOPLUS 20BB Comparable Water Filter Cartridge by Tier1

    CBC-20BB Pentek Replacement Filter Cartridge by Tier1

    $57.99
    MSRP: $136.99
    Save 58%
  • CFBC-10 Pentek Whole House Carbon Block Water Filter
  • 22120 Hydrologic Stealth RO 100GPD Membrane

    22120 Hydrologic Stealth RO 100GPD Membrane

    $59.99
    MSRP: $64.99
    Save 8%
  • CBC-10 Pentek Replacement Water Filter
  • CB6 OmniFilter Comparable Whole House Carbon Water Filter by Tier1
  • KX-MATRIKX-1-HD10 KX Matrikx Comparable Whole House Carbon Water Filter By Tier1
  • FLOPLUS-10BB Pentek Comparable Whole House Carbon Water Filter by Tier1
  • KX-MATRIKX-1-20 Matrikx Comparable Whole House Carbon Water Filter by Tier1
  • CR1-20 KX MatrikX Comparable Whole House Carbon Water Filter by Tier1
  • CHLORPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • FLOPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • 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

    FLOPLUS-20BB Pentek Replacement Filter Cartridge by Tier1

    $57.99 MSRP: $136.99
    Save 58%
  • D-250A Culligan Comparable Under Sink Water Filter Set by Tier1
  • P-250 Pentek Comparable Under Sink Water Filter Set by Tier1
  • P-250A Pentek Comparable Under Sink Filter Set by Tier1

    P-250A Pentek Comparable Under Sink Filter Set by Tier1

    $21.99 MSRP: $41.99
    Save 48%
  • WHKF-DB1 Whirlpool Comparable Under Sink Water Filter by Tier1
  • WHKF-GAC AP117 Whirlpool Comparable Whole House Sediment Water Filter by Tier1

Items 1 to 48 of 92 total

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