Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)

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.

37 Item(s)

Grid  List 

Set Descending Direction
  • Tier1 Replacement Pitcher Filters (6-Pack)

    Tier1 Replacement Pitcher Filters (6-Pack)

    $26.99 Retail Price:  $36.99
  • P-6-R Under Sink Water Replacement Filter Cartridge by Tier1 (front)
  • GXRTDR GE Inline Water Filter Cartridge Comparable By Tier1
  • Tier1 Brand Replacement for Intex 29002E

    Tier1 Brand Replacement for Intex 29002E (2-pack)

    $10.99 Retail Price:  $15.99
  • Tier1 Brand Replacement for Intex 59905E

    Tier1 Brand Replacement for Intex 59905E (6-pack)

    $42.99 Retail Price:  $52.99
  • EveryDrop Whirlpool Ice and Water Refrigerator Filter 7 (alternate)
  • Tier1 Replacement for the AquaPure C-Complete Under Sink Water Filter Cartridge
  • 3US-AF01 Filtrete Comparable Undersink Filter Replacement Cartridge
  • FU-WDF-103-W Tier1 Long-Reach Faucet - White
  • 46-9006 / UKF8001 Kenmore Refrigerator Water Filtration Cartridge
  • 46-9010 / 4396510 Kenmore Refrigerator Cyst Water Filter

    46-9010 / 4396510 Kenmore Refrigerator Cyst Water Filter

    (Retail Price: $49.99 ) $34.99

  • CLP-20W Tier1 Inline Water Filter Clip

    CLP-20W Tier1 Inline Water Filter Clip

    $2.99 Retail Price:  $5.74
  • CLP-25W Tier1 Inline Water Filter & Membrane Housing Clip
  • FQMC1044 Tier1 NPT Male Quick Connect Fitting

    FQMC1044 Tier1 NPT Male Quick Connect Fitting

    $3.99 Retail Price:  $6.89
  • FQMC1042 Tier1 NPT Male Quick Connect Fitting

    FQMC1042 Tier1 NPT Male Quick Connect Fitting

    $4.99 Retail Price:  $8.04
  • FMS-2 Tier1 Water Flow Sensor

    FMS-2 Tier1 Water Flow Sensor

    $14.50 Retail Price:  $20.69
  • P50-20 Tier1 Polypropylene Sediment Water Filter Cartridge
  • CTW-10-WF Tier1 Countertop Water Filter System

    CTW-10-WF Tier1 Countertop Water Filter System

    $52.99 Retail Price:  $63.24
  • KDF-SHF Tier1 Shower Filter

    KDF-SHF Tier1 Shower Filter

    $29.99 Retail Price:  $36.79
  • P5-10BB Tier1 Sediment Water Filter (4-pack)
  • P5-20BB Tier1 Whole House Sediment Water Filter (2-Pack)
  • EveryDrop Whirlpool Ice and Water Refrigerator Filter 4 (front)
  • TDS Water Test Meter by Tier1 (#TDS-3-W)

    TDS-3-W Tier1 TDS Water Test Meter

    $10.99 Retail Price:  $17.99
  • EP5-10 Tier1 Carbon Block Water Filter

    EP5-10 Tier1 Carbon Block Water Filter

    As Low As $3.82 Per Filter

  • EPM-BB Pentek Comparable Carbon Whole House Water Filter
  • P5-10 Tier1 Sediment Water Filter

    P5-10 Tier1 Sediment Water Filter

    As Low As $3.00 Per Filter

  • P5-10BB Tier1 Sediment Water Filter

    P5-10BB Tier1 Sediment Water Filter

    As Low As $7.75 Per Filter

  • EP5-20 Tier1 Carbon Block Water Filter

    EP5-20 Tier1 Carbon Block Water Filter

    As Low As $11.04 Per Filter

  • P20-20 Tier1 Sediment Water Filter

    P20-20 Tier1 Sediment Water Filter

    As Low As $5.24 Per Filter

  • P5-478 Pentek Sediment Water Filter

37 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top