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.

Items 1 to 48 of 3907 total

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

Grid  List 

Set Descending Direction
  • H-100 Everpure Replacement Water Filter Cartridge EV9611-16
  • EPM-20BB Pentek Comparable Whole House Water Filter by Tier1
  • Tier1 Replacement Pitcher Filters (6-Pack)

    Tier1 Replacement Pitcher Filters (6-Pack)

    $26.99
    MSRP: $36.99
    Save 27%
  • 150240 Pentek 10-inch Big Blue Housing

    150240 Pentek 10-inch Big Blue Housing

    $29.99
    MSRP: $42.00
    Save 29%
  • 655148-43/DFX-CB-20 Pentek Diamond Polyspun Carbon Block Replacement
  • 35736 Brita Green Pacifica 10 Cup Filtered Water Pitcher
  • CHLORPLUS-20 Pentek Comparable Whole House Carbon Water Filter by Tier1
  • KX-MATRIKX-1-HD20 Technologies MatrikX Whole House Carbon Filter By Tier1
  • ECP50-BB Pentek Comparable Whole House Sediment Filter by Tier1
  • ECP5-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1
  • D-250A Culligan Comparable Under Sink Water Filter Set by Tier1
  • P-250 Pentek Comparable Under Sink Water Filter Set by Tier1
  • WHKF-DB1 Whirlpool Comparable Under Sink Water Filter by Tier1
  • Pleatco PLBS75-M Replacement Pool and Spa Filter

    Pleatco PLBS75-M Pool and Spa Replacement Filter

    $34.99
    MSRP: $40.72
    Save 14%
  • Pleatco DSF25-50 Replacement Pool and Spa Filter
  • Pleatco DSF25-50TC Replacement Pool and Spa Filter
  • Tier1 brand replacement for CX1100-RE (front)

    Tier1 brand replacement for CX1100-RE

    $50.99
    MSRP: $85.09
    Save 40%
  • Pleatco PA100-4 Replacement Pool and Spa Filter
  • Pleatco PA100-M Replacement Pool and Spa Filter
  • Tier1 brand replacement for CX870-XRE (front)

    Tier1 brand replacement for CX870-XRE

    $49.99
    MSRP: $74.74
    Save 33%
  • Pleatco PA100N-4 Replacement Pool and Spa Filter
  • Pleatco PA100N-M Tier1 Replacement Pool and Spa Filter
  • Pleatco PA100N-PAK4 Replacement Pool and Spa Filter (4-Pack)
  • Tier1 brand replacement for CX880-XRE (front)

    Tier1 brand replacement for CX880-XRE

    $57.99
    MSRP: $77.04
    Save 25%
  • Pleatco PA106-4 Replacement Pool and Spa Filter
  • Pleatco PA106-M Replacement Pool and Spa Filter
  • Pleatco PA106-PAK4 Replacement Pool and Spa Filter (4-Pack)
  • Pleatco PA112 Replacement Pool and Spa Filter

    Pleatco PA112 Pool and Spa Filter Replacement

    $69.99
    MSRP: $94.31
    Save 26%
  • Pleatco PA112-4 Replacement Pool and Spa Filter
  • Pleatco PA112-MReplacement Pool and Spa Filter
  • Tier1 brand replacement for CX-1200-RE (front)

    Tier1 brand replacement for CX-1200-RE

    $77.99
    MSRP: $95.44
    Save 18%
  • Pleatco PA120-4 Replacement Pool and Spa Filter
  • Pleatco PA120-M Replacement Pool and Spa Filter
  • Tier1 brand replacement for CX1250-RE, CX1500-RE (front)

    Tier1 brand replacement for CX1250-RE, CX1500-RE

    $54.99
    MSRP: $91.99
    Save 40%
  • Pleatco PA125-4 Replacement Pool and Spa Filter
  • Pleatco PA125-M Replacement Pool and Spa Filter
  • Pleatco PA126 Replacement Pool and Spa Filter

    Pleatco PA126 Pool and Spa Replacement Filter

    $68.99
    MSRP: $104.78
    Save 34%
  • Pleatco PA126-4 Replacement Pool and Spa Filter
  • PAS-1035 Tier1 Replacement Pool and Spa Filter

Items 1 to 48 of 3907 total

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

Grid  List 

Set Descending Direction
Scroll To Top