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  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
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  • You’re guaranteed to find expert help!

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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.

Items 97 to 144 of 162 total

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  • HH-CT Sprite Original Handheld Shower Filter System - White / Chrome
  • HO-WH Sprite High Output Shower Filter System - White
  • HO-WH-M Sprite High Output Shower Filter System - White
  • HO2-WH Sprite High Output2 Shower Filter System - White

    HO2-WH Sprite High Output2 Shower Filter System (White)

    $33.99
    MSRP: $41.39
    Save 18%
  • HR5-CM Sprite Royale Handheld Shower Filter System - Chrome
  • HR5-WH Sprite Royale Handheld Shower Filter System - White
  • SL2-CM-M Sprite Slim Line Universal Shower Filter System - Chrome
  • MAXPB-975 Watts C-MAX Replacement Filter Cartridge

    MAXPB-975 Watts C-MAX Water Filter Cartridge

    $17.99
    MSRP: $20.69
    Save 13%
  • MAXVOC-975 Watts C-MAX Replacement Filter Cartridge

    MAXVOC-975 Watts C-MAX Water Filter Cartridge

    $18.99
    MSRP: $22.99
    Save 17%
  • 20720 Katadyn Replacement Filter Element

    20720 Katadyn Replacement Filter Element

    $59.95
    MSRP: $71.24
    Save 16%
  • 20743 Katadyn Replacement Ceramic Element

    20743 Katadyn Replacement Ceramic Element

    $69.95
    MSRP: $82.74
    Save 15%
  • 8013618 Katadyn Camping Filter System

    8013618 Katadyn Camping Filter System

    $369.95
    MSRP: $427.74
    Save 14%
  • 8017763 Katadyn Camping Filter System

    8017763 Katadyn Camping Filter System

    $169.05
    MSRP: $255.24
    Save 34%
  • MATRIKX-1-10 KX Technologies MatrikX Undersink Filter Replacement Cartridge
  • MATRIKX-5-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge
  • K00338 Manitowoc Arctic Pure Ice Maker Filter

    K00338 Manitowoc Arctic Pure Ice Maker Filter

    $66.89
    MSRP: $79.22
    Save 16%
  • K00339 Manitowoc Arctic Pure Replacement Ice Maker Filter Cartridge

    K00339 Manitowoc Arctic Pure Ice Maker Filter Cartridge

    $88.99
    MSRP: $130.99
    Save 32%
  • 3038333 Merlin Reverse Osmosis Carbon Pre Filter

    3038333 Merlin Reverse Osmosis Carbon Pre Filter

    $26.99
    MSRP: $28.74
    Save 6%
  • RS15 OmniFilter Whole House Replacement Filter Cartridge
  • RS2DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • RS3DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • TO1DS OmniFilter Whole House Replacement Filter Cartridge (2-Pack)
  • ELF-1M Omnipure Replacement Filter Cartridge

    ELF-1M Omnipure Replacement Filter Cartridge

    $22.99
    MSRP: $28.74
    Save 20%
  • ELFXL-1M Omnipure Replacement Filter Cartridge

    ELFXL-1M Omnipure Replacement Filter Cartridge

    $36.99
    MSRP: $44.84
    Save 18%
  • CCBC-10 Pentek Undersink Filter Replacement Cartridge

    CCBC-10 Pentek Undersink Filter Replacement Cartridge

    $18.99
    MSRP: $19.31
    Save 2%
  • CFB-Plus10 Pentek Replacement Filter Cartridge

    CFB-Plus10 Pentek Replacement Water Filter Cartridge

    $9.99
    MSRP: $14.13
    Save 29%
  • CFB-Plus20 Pentek Replacement Filter Cartridge

    CFB-Plus20 Pentek Replacement Water Filter Cartridge

    $16.99
    MSRP: $21.26
    Save 20%
  • EP-30 Pentek Replacement Filter Cartridge

    EP-30 Pentek Replacement Water Filter Cartridge

    $37.99
    MSRP: $46.10
    Save 18%
  • RS4-DS OmniFilter Whole House Filter Replacement Cartridge (2-Pack)
  • SL-CM Sprite Slim Line Universal Shower Filter System - Chrome
  • BGE-3200 BevGuard Water Filter Cartridge

    BGE-3200 BevGuard Water Filter Cartridge

    $75.99
    MSRP: $96.00
    Save 21%
  • BGE-3200S BevGuard Water Filter Cartridge

    BGE-3200S BevGuard Water Filter Cartridge

    $84.99
    MSRP: $107.00
    Save 21%
  • BGE-4200S BevGuard Water Filter Cartridge

    BGE-4200S BevGuard Water Filter Cartridge

    $71.99
    MSRP: $89.99
    Save 20%
  • ELF-1M-P-KDF Omnipure Water Filter Cartridge

    ELF-1M-P-KDF Omnipure Water Filter Cartridge

    $34.99
    MSRP: $37.34
    Save 6%
  • CW-F Pentek String Wound Sediment Water Filter (9-7/8 in x 2-1/4 in)
  • BGE-4200 BevGuard Water Filter Replacement Cartridge

    BGE-4200 BevGuard Water Filter Replacement Cartridge

    $59.99
    MSRP: $81.00
    Save 26%
  • ACC5-CM Sprite Cascade Filtered Shower Head (5-Setting)

    ACC5-CM Sprite Cascade Filtered Shower Head (5-Setting)

    $30.05
    MSRP: $55.19
    Save 46%
  • CQE-RC-04003 Crystal Quest Multi Stage ULTRA Water Filter Cartridge
  • CQE-RC-04052 Crystal Quest Bath Ball Filter Replacement Disk

Items 97 to 144 of 162 total

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