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

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Whole House Water Filter Systems

Whole House Filters by DiscountFilterStore.com
Clear All
Compare

30 Item(s)

Grid  List 

Set Descending Direction
  • 3M Aqua-Pure AP101T Whole House Water Filter

    AP101T 3M Aqua-Pure Whole House Water Filtration System

    $103.99
    MSRP: $137.99
    Save 25%
  • CFS01S Cuno Whole House Filter Housing

    CFS01S Cuno Whole House Water Filter Housing

    $132.05
    MSRP: $152.94
    Save 14%
  • CFS02S Cuno Whole House Filter Housing

    CFS02S Cuno Whole House Water Filter Housing

    $184.49
    MSRP: $214.46
    Save 14%
  • CFS22 Cuno Whole House Filter Housing

    CFS22 Cuno Whole House Filter Housing

    $128.99
    MSRP: $148.34
    Save 13%
  • W9381100 Doulton Whole House Filter System
  • W9381101 Doulton Whole House Filter System
  • W9381105 Doulton RIO 2000 Ceramic Multi-Candle Filter Cartridge
  • 4WH-QCTO-S01 Filtrete Whole House Filter System

    4WH-QCTO-S01 3M Filtrete Whole House Water Filtration System

    $120.99
    MSRP: $174.79
    Save 31%
  • 4WH-QS-S01 Filtrete Whole House Filter System

    4WH-QS-S01 3M Filtrete Whole House Water Filtration System

    $109.99
    MSRP: $128.79
    Save 15%
  • 36005 Hydrologic SmallBoy De-Chlorinator and Sediment Filter System With Upgraded KDF
  • OT32-S-05 OmniFilter Whole House Filter System

    OT32-S-05 OmniFilter Undersink Water Filtration System

    $112.99
    MSRP: $132.24
    Save 15%
  • 150111 Pentek High Temperature Filter Housing - Red

    150111 Pentek High Temperature Filter Housing - Red

    $139.99
    MSRP: $159.84
    Save 12%
  • BBFS-22 Pentek Two Housing Filter System

    BBFS-22 Pentek Two Housing Filter System

    $175.09
    MSRP: $203.65
    Save 14%
  • W20FFPH1CBPR Watts Flowmatic Big Clear Whole House Water Filter Housing
  • 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%
  • US-UF3 Culligan Ultrafiltration Drinking Water System
  • 1-1/4-100 HT-F Rusco Hot Water Spin-Down Filter

    1-1/4-100 HT-F Rusco Hot Water Spin-Down Filter

    $166.99
    MSRP: $194.34
    Save 14%
  • 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%
  • 3M Aqua-Pure AP802 Whole House Water Filter

    AP802 3M Aqua-Pure Whole House Water Filtration System

    $100.99
    MSRP: $118.44
    Save 15%
  • 3/4-100ST HT-F Rusco Hot Water Sediment Trapper Filtration System
  • 31050 Hydrologic TallBoy Sediment Filter & Dechlorinator

    31050 Hydrologic TallBoy Sediment Filter & Dechlorinator

    $153.99
    MSRP: $183.95
    Save 16%
  • FM-1500-DWS Water Factory Systems Drinking Water Filtration System
  • 3M Aqua-Pure AP102T Whole House Water Filter System

    AP102T 3M Aqua-Pure Whole House Filter System

    $139.99
    MSRP: $165.99
    Save 16%
  • SST1 3M Aqua-Pure Whole House Filtration System

    SST1 3M Aqua-Pure Whole House Water Filtration System

    $192.99
    MSRP: $224.24
    Save 14%
  • W9380010 Doulton Two Stage Water Filter System

    W9380010 Doulton Two Stage Water Filter System

    $122.99
    MSRP: $146.99
    Save 16%
  • 100186 Amway eSpring Replacement Filter Cartridge
  • 3M Aqua-Pure AP910R Water Filter

    AP910R 3M Aqua-Pure Replacement Filter Cartridge

    $118.99
    MSRP: $128.79
    Save 8%
  • 3M Aqua-Pure AP917R Water Filter Cartridge
  • 3M Aqua-Pure AP917HD Whole House Water Filter Cartridge

    AP917HD 3M Aqua-Pure Whole House Water Filter Replacement

    $148.99
    MSRP: $173.64
    Save 14%
  • 3M Aqua-Pure AP917HD-S Water Filter Cartridge

    AP917HD-S 3M Aqua-Pure Water Filter Cartridge

    $199.95
    MSRP: $217.99
    Save 8%

30 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top