Discount Water Filters and Air Filters at Discount Filter Store.com

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Whole House Water Filter Systems

Whole House Filters by DiscountFilterStore.com
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  1. Pentek 166142 Big White 20-inch x 4.5-inch Filter Housing

    Pentek 166142 Big White 20-inch x 4.5-inch Filter Housing

    Receives any standard 20-inch by 4.5-inch filter cartridge Learn More
    $51.99 MSRP:  $65.54
  2. 3M Aqua-Pure AP101T Whole House Water Filter

    AP101T 3M Aqua-Pure Whole House Water Filtration System

    Fits onto 3/4-inch NPT water lines Learn More
    $103.99 MSRP:  $137.99
  3. 3M Aqua-Pure AP430SS Water Heater Scale Inhibitor

    AP430SS 3M Aqua-Pure Water Heater Scale Inhibitor System

    Fits standard 3/4-inch water heater supply line. Learn More
    $70.99 MSRP:  $90.84
  4. 3M Aqua-Pure AP903 Water Filter System

    AP903 3M Aqua-Pure Water Filtration System

    Fits standard 1-inch pipe Learn More
    $249.99 MSRP:  $342.69
  5. CQE-WH-01132 Crystal Quest 2.0 Whole House Nitrate Filter System

    CQE-WH-01132 Crystal Quest 2.0 Whole House Nitrate Filter System

    Fits standard 3/4-inch or 1-inch water lines Learn More
    $1,659.99 MSRP:  $1911.29
  6. CQE-WH-01215 Crystal Quest Multi 1.5 Whole House Iron Hydrogen Sulfide Filter System

    CQE-WH-01215 Crystal Quest Multi 1.5 Whole House Iron Hydrogen Sulfide Filter System

    Fits standard 3/4-inch or 1-inch water lines Learn More
    $2,599.99 MSRP:  $2992.29
  7. CFS01S Cuno Whole House Filter Housing
  8. CFS02S Cuno Whole House Filter Housing
  9. CFS11S Cuno Whole House Filter Housing

    CFS11S Cuno Whole House Filter Housing

    $95.99 MSRP:  $101.19
  10. CFS22 Cuno Whole House Filter Housing

    CFS22 Cuno Whole House Filter Housing

    $128.99 MSRP:  $148.34
  11. W9381100 Doulton Whole House Filter System

    W9381100 Doulton Whole House Filter System

    Fits standard 3/4-inch water lines Learn More
  12. W9381101 Doulton Whole House Filter System

    W9381101 Doulton Whole House Filter System

    Fits standard 1-inch water lines Learn More
  13. W9381105 Doulton RIO 2000 Ceramic Multi-Candle Filter Cartridge

    W9381105 Doulton Rio2000 Ceramic Multi-Candle Water Filter Cartridge

    Contains 6 filter candles; system fits industry standard 10 inch x 4.5 inch filter housings Learn More
    $150.00 MSRP:  $286.06
  14. 3WH-HD-S01 Filtrete Whole House Sump System
  15. 4WH-QCTO-S01 Filtrete Whole House Filter System
  16. 4WH-QS-S01 Filtrete Whole House Filter System
  17. 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  18. HFPP-34-PR-20 Pentek Big Blue Whole House 20 inch Filter Housing
  19. ST-BC-4 Pentek Filter Housing - Stainless Steel

    ST-BC-4 Pentek Filter Housing - Stainless Steel

    Fits standard 2-inch water lines Learn More
    $759.05 MSRP:  $1009.11
  20. SED-100DM Tier1 Metered Sediment Reduction Backwash Water Filter System

    SED-100DM Tier1 Metered Sediment Reduction Backwash Water Filter System

    Fits 1-inch or larger pipe Learn More
    $699.99 MSRP:  $807.29
  21. BF7-S-05 OmniFilter Undersink Filter System

    BF7-S-05 OmniFilter Undersink Water Filtration System

    Fits standard 1-inch NPS supply threads. Uses 4.5x10 inch replacement filter cartridges. Learn More
    $69.99 MSRP:  $82.79
  22. OT32-S-05 OmniFilter Whole House Filter System

    OT32-S-05 OmniFilter Undersink Water Filtration System

    Fits standard 1/2-inch NPS supply threads Learn More
    $112.99 MSRP:  $132.24
  23. U30 OmniFilter Whole House Water Filter System
  24. 150015 Pentek High Temperature Filter Housing - Red

    150015 Pentek High Temperature Filter Housing - Red

    Fits standard 3/4-inch water lines Learn More
    $95.99 MSRP:  $108.89
  25. 150111 Pentek High Temperature Filter Housing - Red

    150111 Pentek High Temperature Filter Housing - Red

    Fits standard 3/4-inch water lines Learn More
    $139.99 MSRP:  $159.84

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