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

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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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23 Item(s)

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  • BF7-S-06 OmniFilter Undersink Filter System

    BF7-S-06 OmniFilter Undersink Filter System

    $84.39
    MSRP: $104.99
    Save 20%
  • RS14-SS OmniFilter Whole House Water Filter
  • RS1-SS OmniFilter Whole House Water Filter
  • RS6-SS2-S06 OmniFilter Whole House Cartridge
  • The Pentek C1 comparable Whole House Carbon Water Filter by Tier1

    Pentek C1 Comparable Carbon Block Water Filter by Tier1

    $10.99 MSRP: $19.99
    Save 45%
  • TO1SS OmniFilter Whole House Water Filter
  • TO6-SS2-S06 OmniFilter Whole House Water Filter
  • RS7-SS OmniFilter Comparable Whole House Sediment Water Filter by Tier1
  • WHKF-DB1 Whirlpool Comparable Under Sink Water Filter by Tier1
  • R50-BB Pentek Comparable Whole House Sediment Water Filter by Tier1
  • W5W American Plumber Whole House Sediment Filter Cartridge (2-Pack)
  • CB6 OmniFilter Whole House Filter Replacement Cartridge
  • RS14-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)
  • RS2-SS OmniFilter Whole House Filter Replacement Cartridge

    RS2-SS OmniFilter Whole House Water Filter Cartridge

    $6.99
    MSRP: $8.04
    Save 13%
  • RS3-SS OmniFilter Whole House Filter Replacement Cartridge
  • RS7-SS OmniFilter Whole House Filter Replacement Cartridge
  • RS2DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • RS3DS/RS12-DS3-S06 OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • TO1DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • U25 OmniFilter Whole House Water Filter System

    OmniFilter U25 Whole House Water Filtration System

    $48.99
    MSRP: $58.64
    Save 16%
  • U30 OmniFilter Whole House Water Filter System

    U30 OmniFilter Whole House Water Filtration System

    $68.99
    MSRP: $81.64
    Save 15%
  • RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)
  • R50-BB Pentek Comparable Whole House Sediment Water Filter by Tier1

23 Item(s)

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