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

Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

Clear All
Compare

Items 1 to 48 of 1955 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Grid  List 

Set Ascending Direction
  • 46-9002 Kenmore Refrigerator Water Filtration Cartridge

    46-9002 Kenmore Refrigerator Water Filtration Cartridge

    $34.99 MSRP: $49.99
    Save 30%
  • 46-9917 / EAF1CB Kenmore Refrigerator Air Filtration Cartridge
  • 46-9006 Kenmore Refrigerator Water Filtration Cartridge

    46-9006 Kenmore Refrigerator Water Filtration Cartridge

    $29.99 MSRP: $49.99
    Save 40%
  • 46-9010 / 4396510 Kenmore Refrigerator Cyst Water Filter

    46-9010 / 4396510 Kenmore Refrigerator Cyst Water Filter

    $34.99 MSRP: $49.99
    Save 30%
  • 46-9014 / 12527304 Kenmore Refrigerator Water Filtration Cartridge
  • 46-9906 / WFCB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9910 / WF1CB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9911 / WF2CB Kenmore Refrigerator Water Filtration Cartridge
  • 46-9916 / WF2CB Kenmore Refrigerator Water Filtration Cartridge
  • RPWFE GE Refrigerator Water Filter
  • EveryDrop Whirlpool Ice and Water Refrigerator Filter 8 (alternate)
  • EveryDrop Whirlpool Ice and Water Refrigerator Filter 6
  • SDC-25-3005 Hydronix Whole House Replacement Sediment Filter Cartridge
  • 2WB-SS Tier1 Double Filter Housing Mounting Bracket
  • 3WB-SS Tier1 Triple Filter Housing Mounting Bracket

    3WB-SS Tier1 Triple Filter Housing Mounting Bracket

    $39.99
    MSRP: $48.29
    Save 17%
  • 54846 Tier1 Reverse Osmosis Tank Pressure Gauge

    54846 Tier1 Reverse Osmosis Tank Pressure Gauge

    $8.99
    MSRP: $12.64
    Save 29%
  • 6570090 Tier1 Plastic Tank Ball Valve
  • 6570590 Tier1 Plastic Tank Ball Valve

    6570590 Tier1 Plastic Tank Ball Valve

    $6.99
    MSRP: $10.34
    Save 32%
  • AM-OR Tier1 Filter Housing Sump O-Ring

    AM-OR Tier1 Filter Housing Sump O-Ring

    $8.99
    MSRP: $12.64
    Save 29%
  • ASV-14QW Tier1 Automatic Shut-Off Valve

    ASV-14QW Tier1 Automatic Shut-Off Valve

    $7.99
    MSRP: $11.49
    Save 30%
  • ASV-ERP-JG Tier1 Automatic Shut-Off Valve

    ASV-ERP-JG Tier1 Automatic Shut-Off Valve

    $17.99
    MSRP: $22.99
    Save 22%
  • BA-TDS-14 Tier1 Inline TDS Monitor

    BA-TDS-14 Tier1 Inline TDS Monitor

    $23.99
    MSRP: $29.89
    Save 20%
  • BA-TDS-38 Tier1 Inline TDS Monitor

    BA-TDS-38 Tier1 Inline TDS Monitor

    $26.99
    MSRP: $33.34
    Save 19%
  • CNTP-DV-14C Tier1 Diverter Valve

    CNTP-DV-14C Tier1 Diverter Valve

    $8.99
    MSRP: $13.90
    Save 35%
  • FU-WDF-103-B Tier1 Long-Reach Black Faucet FCT-LR-B - Black
  • FU-WDF-103-W Tier1 Long-Reach Faucet - White
  • KDF55-20 Tier1 Replacement Filter Cartridge
  • LF-BLR Tier1 Long-Reach Faucet - Chrome

    LF-BLR Tier1 Long-Reach Faucet - Chrome

    $17.99
    MSRP: $26.32
    Save 32%
  • LF-BLR-BN Tier1 Long-Reach Faucet - Brushed Nickel

    LF-BLR-BN Tier1 Long-Reach Faucet - Brushed Nickel

    $29.99
    MSRP: $36.79
    Save 18%
  • LF-BLRAG Tier1 Long-Reach Air-Gap Faucet - Chrome

    LF-BLRAG Tier1 Long-Reach Air-Gap Faucet - Chrome

    $18.99
    MSRP: $34.72
    Save 45%
  • LF-BLRAG-BN Tier1 Low Lead Air Gap Faucet - Brushed Nickel

    LF-BLRAG-BN Tier1 Low Lead Air Gap Faucet - Brushed Nickel

    $32.99
    MSRP: $42.84
    Save 23%
  • LF-EC25-BN Tier1 Contemporary Ceramic Faucet - Brushed Nickel
  • LF-EC25-CP Tier1 Contemporary Ceramic Faucet - Chrome

    LF-EC25-CP Tier1 Contemporary Ceramic Faucet - Chrome

    $30.99
    MSRP: $51.74
    Save 40%
  • LF-EC25-SN Tier1 Contemporary Ceramic Faucet - Satin Nickel
  • LF-EC32-CP Tier1 Classic Ceramic Faucet - Chrome
  • M100 Tier1 Plastic Hex Nipple

    M100 Tier1 Plastic Hex Nipple

    $3.49
    MSRP: $6.31
    Save 45%
  • M34 Tier1 Plastic Hex Nipple

    M34 Tier1 Plastic Hex Nipple

    $2.99
    MSRP: $5.74
    Save 48%
  • OR-LUBRICANT-LG Tier1 Food-Grade Silicone O-Ring Lubricant

    OR-LUBRICANT-LG Tier1 Food-Grade Silicone O-Ring Lubricant

    $17.99
    MSRP: $23.99
    Save 25%
  • OR-LUBRICANT-SM Tier1 Food-Grade Silicone O-Ring Lubricant
  • PFR402Q-150 Tier1 Inline Flow Restrictor

    PFR402Q-150 Tier1 Inline Flow Restrictor

    $10.99
    MSRP: $13.79
    Save 20%
  • PFR402Q-500 Tier1 Inline Flow Restrictor

    PFR402Q-500 Tier1 Inline Flow Restrictor

    $7.99
    MSRP: $11.49
    Save 30%
  • PGB25100L Tier1 Pressure Gauge

    PGB25100L Tier1 Pressure Gauge

    $15.99
    MSRP: $20.69
    Save 23%
  • QMP502-38 Tier1 Compression Diverter Valve

    QMP502-38 Tier1 Compression Diverter Valve

    $12.99
    MSRP: $17.24
    Save 25%
  • SED-100DM Tier1 Metered Sediment Reduction Backwash Water Filter System
  • TFM-18-A Tier1 Reverse Osmosis Membrane

    TFM-18-A Tier1 Reverse Osmosis Membrane

    $35.99
    MSRP: $45.99
    Save 22%

Items 1 to 48 of 1955 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5

Grid  List 

Set Ascending Direction
Scroll To Top