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 196 total

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

Grid  List 

Set Descending Direction
  • OB03 Brita Comparable Pitcher Replacement Cartridges by Tier1 (6-Pack)
  • 655130-43/DFX-CB-10 Pentek Diamond Polyspun Carbon Block Replacement
  • 655148-43/DFX-CB-20 Pentek Diamond Polyspun Carbon Block Replacement
  • HB-20-20W Harmsco Comparable Whole House Sediment Water Filter by Tier1 (alternate)
  • 22010 Hydrologic Comparable Whole House Water Filter by Tier1
  • H2O+ Brondell Cypress Countertop Water Filtration System (#H630)
  • H10-W Brondell H2O+ Water Filter Pitcher (6-Cup, White)

    H10-W Brondell H2O+ Water Filter Pitcher (6-Cup, White)

    $34.99
    MSRP: $41.39
    Save 15%
  • P-6-R Under Sink Water Replacement Filter Cartridge by Tier1 (front)
  • Hydronix SDC-25-3001 Polypropylene Sediment Filter
  • Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Hydronix SDC-25-3075 Polypropylene Sediment Filter

    $10.99
    MSRP: $11.37
    Save 3%
  • Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Hydronix SDC-25-4010 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.34
    Save 9%
  • Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Hydronix SDC-25-4050 Polypropylene Sediment Filter

    $12.99
    MSRP: $14.34
    Save 9%
  • Pentek 158623 Clear 3G Filter Housing

    Pentek 158623 Clear 3G Filter Housing

    $19.99
    MSRP: $21.26
    Save 6%
  • Pentek 166141 Big White 20-inch Filter Housing

    Pentek 166141 Big White 20-inch Filter Housing

    $39.95
    MSRP: $58.64
    Save 32%
  • Pentek 166142 Big White 20-inch x 4.5-inch Filter Housing

    Pentek 166142 Big White 20-inch x 4.5-inch Filter Housing

    $51.99
    MSRP: $65.54
    Save 21%
  • 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
    MSRP: $15.99
    Save 31%
  • Tier1 brand replacement for Intex 29001E (6-pack)

    Tier1 brand replacement for Intex 29001E (6-pack)

    $23.99
    MSRP: $30.99
    Save 23%
  • Tier1 Brand Replacement for Intex 59905E

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

    $42.99
    MSRP: $52.99
    Save 19%
  • 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
  • 30006 New Wave Enviro Imperial CeraUltra Cartridge

    30006 New Wave Enviro Imperial CeraUltra Cartridge

    $79.99
    MSRP: $84.00
    Save 5%
  • 30027 New Wave Enviro Barrier Replacement Filter 3-Pack

    30027 New Wave Enviro Barrier Replacement Filter 3-Pack

    $27.29
    MSRP: $35.99
    Save 24%
  • 2186494W Whirlpool Refrigerator Water Filter Cap - White

    2186494W Whirlpool Refrigerator Water Filter Cap - White

    $12.99
    MSRP: $17.24
    Save 25%
  • 2260518W Whirlpool PUR Refrigerator Water Filter Cap - White
  • 42412 Brita Atlantis OB32 48-Ounce Water Pitcher

    42412 Brita Atlantis OB32 48-Ounce Water Pitcher

    $30.99
    MSRP: $44.84
    Save 31%
  • 42645 Brita AquaView AVFF-100 Faucet Filter System - White
  • 42201 Brita On-Tap FF-100 Faucet Filter System - White

    42201 Brita On-Tap FF-100 Faucet Filter System - White

    $32.99
    MSRP: $42.54
    Save 22%
  • 42401 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - White
  • 42402 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - White (2-Pack)
  • ISH-100 Culligan Level 2 Inline Shower Filter for 1/2 inch thread Shower Heads
  • GXULQ GE Undersink Filter System

    GXULQ GE Undersink Filter System

    $55.99
    MSRP: $70.14
    Save 20%
  • FM-3400B PUR 3-Stage Vertical Faucet Filter System - White

    FM-3400B PUR 3-Stage Vertical Faucet Filter System - White

    $32.99
    MSRP: $40.24
    Save 18%
  • RF-3375 PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White
  •  RF-3375-2-PACK PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White (2-Pack)
  • CQ-1000-MS Rainshowr Shower Filter System with Pro Massage - White
  • RS-502-MS Rainshowr Shower Filter System with Massage - White
  • 1-40100-W Seychelle Family Water Pitcher Regular Replacement Filter
  • BB-WH Sprite Filtered Bath Ball - White

    BB-WH Sprite Bath Ball Filter (White)

    $31.99
    MSRP: $34.34
    Save 7%
  • 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)

    $36.39
    MSRP: $52.99
    Save 31%
  • HR5-WH Sprite Royale Handheld Shower Filter System - White

    HR5-WH Sprite Royale Shower Filter System: Handheld, White

    $42.99
    MSRP: $51.74
    Save 17%
  • FU-WDF-103-W Tier1 Long-Reach Faucet - White
  • 85470 Inline Water Filters Washing Machine Inline Water Filter
  • MH09-1812WH Liquatec Reverse Osmosis Membrane Housing - White
  • 153126 Pentek Filter Housing Sump - White

    153126 Pentek Filter Housing Sump - White

    $13.39
    MSRP: $17.70
    Save 24%

Items 1 to 48 of 196 total

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

Grid  List 

Set Descending Direction
Scroll To Top