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

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  • Our products are price match guaranteed!
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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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Items 145 to 192 of 2205 total

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  • FRSS-2.5 Viqua 2.5 GPM 1/2-inch Flow Restrictor

    FRSS-2.5 Viqua 2.5 GPM 1/2-inch Flow Restrictor

    $69.99
    MSRP: $90.00
    Save 22%
  • FRSS-20 Viqua 20 GPM 1-inch Flow Restrictor

    FRSS-20 Viqua 20 GPM 1-inch Flow Restrictor

    $62.99
    MSRP: $110.00
    Save 43%
  • FRSS-3.5 Viqua 3.5 GPM 1/2-inch Flow Restrictor

    FRSS-3.5 Viqua 3.5 GPM 1/2-inch Flow Restrictor

    $69.99
    MSRP: $90.00
    Save 22%
  • FRSS-6 Viqua 6 GPM 1-inch Flow Restrictor

    FRSS-6 Viqua 6 GPM 1-inch Flow Restrictor

    $62.99
    MSRP: $110.00
    Save 43%
  • FRSS-6-34 Viqua 6 GPM 3/4-inch Flow Restrictor

    FRSS-6-34 Viqua 6 GPM 3/4-inch Flow Restrictor

    $63.79
    MSRP: $96.99
    Save 34%
  • FRSS-8 Viqua 8 GPM 1-inch Flow Restrictor

    FRSS-8 Viqua 8 GPM 1-inch Flow Restrictor

    $62.99
    MSRP: $110.00
    Save 43%
  • QS-012 Viqua Quartz Sleeve for S740RL-4C UV Lamp

    QS-012 Viqua Quartz Sleeve for S740RL-4C UV Lamp

    $59.00
    MSRP: $78.99
    Save 25%
  • QS-463 Viqua Quartz Sleeve for S463RL UV Lamp

    QS-463 Viqua Quartz Sleeve for S463RL UV Lamp

    $35.00
    MSRP: $45.00
    Save 22%
  • QS-810 Viqua Quartz Sleeve for S810RL UV Lamp

    QS-810 Viqua Quartz Sleeve for S810RL UV Lamp

    $37.00
    MSRP: $48.00
    Save 23%
  • RN-001 Viqua Retaining Nut

    RN-001 Viqua Retaining Nut

    $17.99
    MSRP: $20.34
    Save 12%
  • S330RL Viqua Water Disinfection System UV Lamp

    S330RL Viqua Water Disinfection System UV Lamp

    $69.00
    MSRP: $89.99
    Save 23%
  • S463RL Viqua Water Disinfection System UV Lamp

    S463RL Viqua Water Disinfection System UV Lamp

    $75.00
    MSRP: $97.99
    Save 23%
  • S810RL Viqua Water Disinfection System UV Lamp

    S810RL Viqua Water Disinfection System UV Lamp

    $89.00
    MSRP: $122.99
    Save 28%
  • 002045 Viqua Replacement O-Ring

    002045 Viqua Replacement O-Ring

    $2.99
    MSRP: $5.34
    Save 44%
  • 602636 Viqua Replacement Power Cord

    602636 Viqua Replacement Power Cord

    $18.99
    MSRP: $21.34
    Save 11%
  • 602665 Viqua UltraViolet Lamp Sleeve Bolt

    602665 Viqua UltraViolet Lamp Sleeve Bolt

    $7.19
    MSRP: $13.99
    Save 49%
  • 602732 Viqua Quartz Sleeve for 602805 UV Lamp

    602732 Viqua Quartz Sleeve for 602805 UV Lamp

    $39.00
    MSRP: $49.99
    Save 22%
  • 602733 Viqua Quartz Sleeve for 602806 UV Lamp

    602733 Viqua Quartz Sleeve for 602806 UV Lamp

    $49.00
    MSRP: $64.00
    Save 23%
  • 602734 Viqua Quartz Sleeve for 602807 UV Lamp

    602734 Viqua Quartz Sleeve for 602807 UV Lamp

    $59.00
    MSRP: $76.99
    Save 23%
  • 602805 Viqua Water Disinfection System UV Lamp

    602805 Viqua Water Disinfection System UV Lamp

    $95.00
    MSRP: $127.99
    Save 26%
  • 602896 Viqua Pro Lamp Cord Retainer Wire Form

    602896 Viqua Pro Lamp Cord Retainer Wire Form

    $15.99
    MSRP: $18.34
    Save 13%
  • 602916 Viqua Top Sleeve Bolt

    602916 Viqua Top Sleeve Bolt

    $25.99
    MSRP: $28.34
    Save 8%
  • 602974 Viqua Quartz Sleeve for 602854 UV Lamp

    602974 Viqua Quartz Sleeve for 602854 UV Lamp

    $55.00
    MSRP: $66.99
    Save 18%
  • 602975 Viqua Quartz Sleeve for 602855 UV Lamp

    602975 Viqua Quartz Sleeve for 602855 UV Lamp

    $59.00
    MSRP: $79.99
    Save 26%
  • 602976 Viqua Quartz Sleeve for 602856 UV Lamp

    602976 Viqua Quartz Sleeve for 602856 UV Lamp

    $65.00
    MSRP: $86.00
    Save 24%
  • 603000 Viqua Safety Cap

    603000 Viqua Safety Cap

    $18.99
    MSRP: $21.34
    Save 11%
  • 603053 Viqua Bottom Sleeve Bolt

    603053 Viqua Bottom Sleeve Bolt

    $30.99
    MSRP: $33.34
    Save 7%
  • 1833-0001 WaterBrick 3.5 Gallon Stackable Water and Food Storage
  • 1833-0003 WaterBrick 3.5 Gallon Stackable Water and Food Storage
  • 1833-0005 WaterBrick 1.6 Gallon Stackable Water and Food Storage
  • 1833-0006 WaterBrick 1.6 Gallon Stackable Water and Food Storage
  • WB-0001 WaterBrick Ventless Spigot Assembly

    WB-0001 WaterBrick Ventless Spigot Assembly

    $17.99
    MSRP: $22.99
    Save 22%
  • DUPONT-WFQTC90001
  • DuPont WFQTR130004 Quick Twist Refrigerator/Icemaker Filter System
  • DuPont WFPT200X Mirage Filtered Water Pitcher
  • DuPont WFPTC050X Water Pitcher Replacement Cartridge
  • R200 Samsung Inline Water Filter Replacement by Tier1

    R200 OmniFilter Inline Water Filter Replacement by Tier1

    $7.99 MSRP: $12.99
    Save 38%
  • 35430 Brita Grand Pitcher Orange

    35430 Brita Grand Pitcher Orange

    $41.99
    MSRP: $45.99
    Save 9%
  • OB1-S-S06 OmniFilter Undersink Water Filter System
  • EV977100 Everpure Chloramine Reduction Water Filter Replacement
  • AF-10-1053 Aries Specialty Cartridge Hydrogen Sulfide Removal
  • AF-10-2011 Aries Specialty Cartridge 10-inch x 2.5-inch 1 LBS KDF/GAC
  • ROR2000-S-05 OmniFilter Reverse Osmosis Pre Filter Replacement
  • 150564 Pentek Whole House Water Filter System (Clear/ Blue)
  • 255541-43 Pentek Inline Water Filter Replacement

Items 145 to 192 of 2205 total

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