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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  • W20CLA American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W25P American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W30PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W30W American Plumber Whole House Sediment Water Filter Cartridge (2-Pack)
  • W50PE American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W50W American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • W5P American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • WPD-110 American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • 3M Aqua-Pure AP2150  Water Filter
  • 3M Aqua-Pure AP815-2 Whole House Water Filter
  • CQE-WH-01215 Crystal Quest Multi 1.5 Whole House Iron Hydrogen Sulfide Filter System
  • CW-F-D Culligan Level 3 Whole House Filter Replacement Cartridge (2-Pack)
  • S1A Culligan Level 2 Whole House Filter Replacement Cartridge (2-Pack)
  • BW30-4040 Filmtec Brackish Water Industrial Reverse Osmosis Membrane
  • 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-4040 Filmtec Extra Low Energy Commercial Reverse Osmosis Membrane
  • 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
  • WP-30 Pentek Whole House Filter Replacement Cartridge

    WP-30 Pentek Whole House Filter Replacement Cartridge

    $6.99
    MSRP: $8.15
    Save 14%
  • WP-5 Pentek Replacement Filter Cartridge

    WP-5 Pentek Replacement Filter Cartridge

    $6.99
    MSRP: $8.84
    Save 21%
  • BF7-S-05 OmniFilter Undersink Filter System

    BF7-S-05 OmniFilter Undersink Water Filtration System

    $69.99
    MSRP: $82.79
    Save 15%
  • RS19 OmniFilter Reusable Screen Filter Cartridge

    RS19 OmniFilter Reusable Screened Water Filter Cartridge

    $14.49
    MSRP: $20.99
    Save 31%
  • CW-50 Pentek Whole House Filter Replacement Cartridge

    CW-50 Pentek Whole House Filter Replacement Cartridge

    $6.99
    MSRP: $10.34
    Save 32%
  • ECP50-10 Pentek Replacement Filter Cartridge

    ECP50-10 Pentek Replacement Filter Cartridge

    $7.99
    MSRP: $8.15
    Save 2%
  • ECP5-10 Pentek Undersink Filter Replacement Cartridge

    ECP5-10 Pentek Undersink Filter Replacement Cartridge

    $9.19
    MSRP: $13.99
    Save 34%
  • 1-100STSS-F Rusco Stainless Steel Sediment Trapper System

    1-100STSS-F Rusco Stainless Steel Sediment Trapper System

    $88.99
    MSRP: $104.64
    Save 15%
  • 3/4-100HT-F Rusco Hot Water Spin-Down Filter System

    3/4-100HT-F Rusco Hot Water Spin-Down Filter System

    $120.99
    MSRP: $141.44
    Save 14%
  • 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%
  • 3/4-100-F Rusco Spin-Down Water Filter System

    3/4-100-F Rusco Spin-Down Water Filter System

    $77.99
    MSRP: $91.99
    Save 15%
  • 1-100SS-F Rusco Spin-Down Water Filter System

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

    $72.49
    MSRP: $90.84
    Save 20%
  • 1-200STSS-F Rusco Sediment Trapper System

    1-200STSS-F Rusco Sediment Trapper System

    $94.29
    MSRP: $110.73
    Save 15%
  • 1-100ST-F Rusco Sediment Trapper System

    1-100ST-F Rusco Sediment Trapper System

    $76.99
    MSRP: $90.84
    Save 15%
  • 1-500ST-F Rusco Sediment Trapper System

    1-500ST-F Rusco Sediment Trapper System

    $79.99
    MSRP: $94.29
    Save 15%
  • 1-140STSS-F Rusco Sediment Trapper System

    1-140STSS-F Rusco Sediment Trapper System

    $90.99
    MSRP: $106.94
    Save 15%
  • 100STSS-F Rusco Sediment Trapper System

    34-100STSS-F Rusco Sediment Trapper System

    $87.99
    MSRP: $103.49
    Save 15%
  • 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%
  • RUSCO-1-14-140HT-F

    1-1/4-140 HT-F Rusco Hot Water Spin-Down Filtration System

    $159.99
    MSRP: $186.29
    Save 14%
  • 1-140-F Rusco Polyester Screened Spin-Down Water Filtration System
  • RUSCO-1-140SS-F
  • 200373 Axeon Reverse Osmosis Membrane

    200373 Axeon Reverse Osmosis Membrane

    $418.99
    MSRP: $421.34
    Save 1%
  • 931-5 Harmsco Polyester Sediment Filter Cartridge

    931-5 Harmsco Polyester Sediment Filter Cartridge

    $28.49
    MSRP: $38.99
    Save 27%
  • NM12-CK10F Tier1 Backwashing Filter
  • SDC-25-4001 Hydronix Sediment Water Filter Cartridge

    SDC-25-4001 Hydronix Sediment Water Filter Cartridge

    $12.99
    MSRP: $16.09
    Save 19%
  • TIER1_P25_30_20_PACK
  • TIER1_P5_30_20_PACK
  • ECP5-BB Pentek Comparable Whole House Sediment Water Filter by Tier1 (50-Pack)

Items 1 to 48 of 242 total

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