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Water Filtration Systems & Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

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  • AF-20-3690-BB Aries Replacement Whole House Fluoride Removal Filter

    AF-20-3690-BB Aries Whole House Fluoride Removal Filter

    $126.05 Retail Price:  $171.99
  • WFHD13001B DuPont Universal Heavy Duty Whole House Filtration System
  • 35735 Brita Pacifica Pitcher Filter System
  • Pentek 150236 Big Blue Heavy Duty Filter Housing

    Pentek 150236 Big Blue Heavy Duty Filter Housing

    $58.99 Retail Price:  $73.99
  • Hydronix HF45-10BLBK15 Filter Housing (Blue)

    Hydronix HF45-10BLBK15 Filter Housing (Blue)

    $59.99 Retail Price:  $75.99
  • 3WH-HD-S01 Filtrete Whole House Sump System

    3WH-HD-S01 3M Filtrete Whole House Sump Filter System

    $54.99 Retail Price:  $66.69
  • 4WH-QCTO-S01 Filtrete Whole House Filter System
  • 4WH-QS-S01 Filtrete Whole House Filter System

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

    $109.99 Retail Price:  $128.79
  • 8017756 Katadyn MyBottle Ultralight Series 24-Ounce Personal Water Purifier Bottle - Blue Splash
  • 150235 Pentek Whole House Filter System

    150235 Pentek Whole House Filter System

    $64.99 Retail Price:  $73.36
  • 153070 Pentek Filter Housing Sump

    153070 Pentek Filter Housing Sump

    $51.99 Retail Price:  $57.95
  • LP-40 CUNO Water Factory Commercial Reverse Osmosis Water Filtration System
  • 3M Aqua-Pure AP902 Whole House Water Filter

    AP902 3M Aqua-Pure Whole House Water Filtration System

    $204.99 Retail Price:  $238.04

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