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

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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.

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  1. W50PEHD American Plumber Comparable Whole House Water Filter by Tier1
  2. 155016-43 Pentek Comparable Whole House Water Filter by Tier1

    155016-43 Pentek Comparable Whole House Water Filter by Tier1

    Fits standard 20-inch by 2.5-inch filter housings Learn More
    $4.99
  3. R30-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

    R30-20BB Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits many styles of water filter housings that accept 20 x 5-inch filters Learn More
    $19.99 MSRP:  $20.99
  4. SPC-25-1020 Hydronix Sediment Water Filter

    SPC-25-1020 Hydronix Pleated Sediment Water Filter

    9 7/8 inches by 2.5 inches, 20 micron. Fits into filtration systems that use Liquatec SPF-25-1020, Pentek 255483-43 and Watts FM-20-975 water filters Learn More

    As Low As $5.00 Per Filter

  5. ECP5-BB Pentek Comparable Whole House Water Filter by Tier1

    ECP5-BB Pentek Comparable Whole House Water Filter by Tier1

    Fits most standard 10 x 5-inch housings Learn More

    As Low As $11.60 Per Filter

  6. CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1

    CW-50 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  7. CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    CW-MF Pentek Comparable Whole House Sediment Water Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $4.50 Per Filter

  8. WP-30 Pentek Comparable Whole House Sediment Filter by Tier1

    WP-30 Pentek Comparable Whole House Sediment Filter by Tier1

    Fits most standard 10 x 2.5-inch housings Learn More

    As Low As $0.00 Per Filter

  9. PD-1-20 Pentek Comparable Sediment Water Filter by Tier1

    PD-1-20 Pentek Comparable Sediment Water Filter by Tier1

    Fits standard filter housings using 20 x 2.5-inch filters Learn More

    As Low As $0.00 Per Filter

  10. HB-20-50W Harmsco Comparable Whole House Sediment Water Filter by Tier1

    HB-20-50W Harmsco Comparable Whole House Sediment Water Filter by Tier1

    Fits many styles of water filter housings that accept 20 x 5-inch filters Learn More

    As Low As $0.00 Per Filter

  11. SPC-45-2030 Pentek Comparable Whole House Sediment Water Filter by Tier1

    SPC-45-2030 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits many styles of water filter housings that accept 20 x 5-inch filters Learn More

    As Low As $0.00 Per Filter

  12. SPC-45-2050 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    SPC-45-2050 Hydronix Comparable Whole House Sediment Water Filter by Tier1

    Fits many styles of water filter housings that accept 20 x 5-inch filters Learn More

    As Low As $17.83 Per Filter

  13. HB-20-20W Harmsco Comparable Whole House Sediment Water Filter by Tier1

    HB-20-20W Harmsco Comparable Whole House Sediment Water Filter by Tier1

    Fits HARMSCO-HB-20-20W, American Plumber W20CLHD20 and 155305 Learn More

    As Low As $0.00 Per Filter

  14. 22010 Hydrologic Comparable Whole House Water Filter by Tier1

    22010 Hydrologic Comparable Whole House Water Filter by Tier1

    Fits PENTEK S1-20BB, American Plumber W20CLHD20 and 155305 Learn More

    As Low As $0.00 Per Filter

  15. 200375 Axeon Reverse Osmosis Membrane

    200375 Axeon Reverse Osmosis Membrane

    Fits Axeon reverse osmosis systems that use membranes sized 21 x 1.1 x 0.75 x 2.4 inches Learn More
    $107.69 MSRP:  $176.99
  16. S8Q-PA Sterilight UV Water Sterilizer System - 10 GPM

    S8Q-PA Sterilight UV Water Sterilizer System - 10 GPM

    Sized at 35.4 inches length, 2.5 inches diameter. Power supply dimensions 7.3 inches x 3.2 inches x 2.5 inches Learn More
  17. 200386 Axeon Extra-Low Energy HF4-2514 Commercial Reverse Osmosis Membrane

    200386 Axeon Extra-Low Energy HF4-2514 Commercial Reverse Osmosis Membrane

    Fits Axeon reverse osmosis systems that use 2514 sized membranes Learn More
    $84.99 MSRP:  $100.04
  18. 200379 Axeon HF1-4040 Low Energy Reverse Osmosis Membrane

    200379 Axeon HF1-4040 Low Energy Reverse Osmosis Membrane

    Fits Axeon housings that accept 40-inch x 4-inch membranes Learn More
    $272.99 MSRP:  $325.99
  19. Pentek PD-1-30 Polypropylene Sediment Filter

    Pentek PD-1-30 Polypropylene Sediment Filter

    Standard 30 inch by 2.5 inch size and double open end design fits many common filter housings Learn More
    $14.99
  20. Pentek PS5-30C Polypropylene Sediment Filter

    Pentek PS5-30C Polypropylene Sediment Filter

    Standard 30 inch x 2.5 inch size fits most standard filter housings Learn More
    $13.99
  21. 3M Aqua-Pure AP-GRMB-50PP-10UB

    3M Aqua-Pure AP-GRMB-50PP-10UB Polypropylene Sediment Filter

    Standard 10 inch by 2.5 inch size fits many standard size filter housings Learn More
    $5.99 MSRP:  $9.19
  22. Cuno HF90-S Replacement Filter Cartridge

    Cuno HF90-S Replacement Filter Cartridge

    Fits the Cuno NH3 filter head and the ICE190-S filter system Learn More
    $185.99 MSRP:  $243.79
  23. Pentek 150002 10-inch Standard Filter Housing

    Pentek 150002 10-inch Standard Filter Housing

    For use with standard 10 inch by 2.5 inch filter cartridges Learn More
    $33.99 MSRP:  $39.09
  24. VIQUA-S5Q-PV

    S5Q-PV Viqua Specialty UltraViolet Water Disinfection System

    Fits standard 3/4-inch inlet/outlet Learn More
    $399.99 MSRP:  $526.00
  25. VIQUA-S8Q-PA

    S8Q-PA Viqua Home UltraViolet Water Disinfection System

    Fits standard 3/4-inch inlet/outlet Learn More
    $430.49 MSRP:  $530.99

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