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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Items 1 to 25 of 34 total

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  1. Pentek PS5-10C Whole House Replacement Sediment Water Filter Cartridge

    PS5-10C Pentek Whole House Replacement Sediment Filter Cartridge

    Fits most standard housings that accept 10-inch x 2.5-inch water filter cartridges Learn More

    As Low As $6.83 Per Filter

  2. GAC-20 Pentek Replacement Filter Cartridge

    GAC-20 Pentek Replacement Filter Cartridge

    Fits most housings that accept standard 20-inch x 2.5-inch water filter cartridges Learn More
    $18.49 MSRP:  $29.99
  3. GAC-BB Pentek Replacement Filter Cartridge

    GAC-BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More
    $26.69 MSRP:  $36.99
  4. PS1-10C Pentek Whole House Replacement Sediment Filter Cartridge

    PS1-10C Pentek Whole House Replacement Sediment Filter Cartridge

    Fits most standard housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $3.99 MSRP:  $5.28
  5. PS20-10C Pentek Whole House Replacement Sediment Filter Cartridge

    PS20-10C Pentek Whole House Replacement Sediment Filter Cartridge

    Fits most standard housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $5.99
  6. WP1BB97P Pentek Replacement Filter Cartridge

    WP1BB97P Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More
    $17.99
  7. WPX100BB97P Pentek Replacement Filter Cartridge

    WPX100BB97P Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More
    $18.99 MSRP:  $24.14
  8. WPX50BB97P Pentek Replacement Filter Cartridge

    WPX50BB97P Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More
    $19.99 MSRP:  $24.14
  9. DPFW16X20X5 Tier1 Replacement Air Filter - 16X20X5 (2-Pack)

    FC100A1003 & FC200E1003 Honeywell Air Filter: Comparable Replacement by Tier1 (16 x 20 x 5, MERV 8)

    Two-pack of filters that fit into Honeywell air cleaner models F100F1004, F150E1000, F100F1004 and F25F1075 Learn More
    $49.27 MSRP:  $58.96
  10. DPFW16X20X5M11 Tier1 Replacement Air Filter - 16X20X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1003 & FC200E1003 - 16 x 20 x 5 - MERV 11 (2-Pack)

    Fits Honeywell air cleaner models F100F1004, F150E1000, F100F1004 and F25F1075 Learn More
    $58.20 MSRP:  $69.23
  11. DPFW16X20X5M13 Tier1 Replacement Air Filter - 16X20X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1003 & FC200E1003 - 16 x 20 x 5 - MERV 13 (2-Pack)

    Fits Honeywell air cleaner models F100F1004, F150E1000, F100F1004 and F25F1075 Learn More
    $67.16 MSRP:  $79.53
  12. DPFW16X20X5OB Tier1 Replacement Air Filter - 16X20X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1003 & FC200E1003 - 16 x 20 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits Honeywell air cleaner models F100F1004, F150E1000, F100F1004 and F25F1075 Learn More
  13. DPFW16X25X5 Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1029, FC100C1009 & FC200E1029 - 16 x 25 x 5 - MERV 8 (2-Pack)

    Fits Honeywell air cleaner models F100F1012, F150E1026, F200E1029, F25F1000, F27F1040 and F35F1008 Learn More
    $53.72 MSRP:  $64.08
  14. DPFW16X25X5M11 Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1029, FC100C1009 & FC200E1029 - 16 x 25 x 5 - MERV 11 (2-Pack)

    Fits Honeywell air cleaner models F100F1012, F150E1026, F200E1029, F25F1000, F27F1040 and F35F1008 Learn More
    $58.20 MSRP:  $69.23
  15. DPFW16X25X5M13 Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1029, FC100C1009 & FC200E1029 - 16 x 25 x 5 - MERV 13 (2-Pack)

    Fits Honeywell air cleaner models F100F1012, F150E1026, F200E1029, F25F1000, F27F1040 and F35F1008 Learn More
    $67.16 MSRP:  $79.53
  16. DPFW16X25X5OB Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1029, FC100C1009 & FC200E1029 - 16 x 25 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits Honeywell air cleaner models F100F1012, F150E1026, F200E1029, F25F1000, F27F1040 and F35F1008 Learn More
  17. Tier1 brand replacement for Honeywell FC100A1011 & FC200E1011 - 20 x 20 x 5 - MERV 8 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1011 & FC200E1011 - 20 x 20 x 5 - MERV 8 (2-Pack)

    Fits Honeywell air cleaner models F100F1020, F150E1018, F200E1011, F25F1018 and F35F1016 Learn More
    $51.48 MSRP:  $61.50
  18. 20x20x5 FC100A1011 & FC200E1011 Honeywell Air Filters MERV 11: Comparable Replacements by Tier1 (2-Pack)

    20x20x5 FC100A1011 & FC200E1011 Honeywell Air Filters MERV 11: Comparable Replacements by Tier1 (2-Pack)

    2-pack of filters to fit Honeywell air cleaner models F100F1020, F150E1018, F200E1011, F25F1018 and F35F1016 Learn More
    $62.68 MSRP:  $74.38
  19. 20 x 20 x 5 FC100A1011 & FC200E1011 Honeywell Air Filters MERV 13: Comparable Replacements by Tier1 (2-pack)

    20 x 20 x 5 FC100A1011 & FC200E1011 Honeywell Air Filters MERV 13: Comparable Replacements by Tier1 (2-pack)

    Two-pack of filters that fit Honeywell air cleaner models F100F1020, F150E1018, F200E1011, F25F1018 and F35F1016 Learn More
    $54.99 MSRP:  $84.69
  20. DPFW20X20X5OB Tier1 Replacement Air Filter - 20X20X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1011 & FC200E1011 - 20 x 20 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits Honeywell air cleaner models F100F1020, F150E1018, F200E1011, F25F1018 and F35F1016 Learn More
  21. DPFW20X25X5 Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    FC100A1037 & FC200E1037 Honeywell Air Filters: Comparable Replacements by Tier1 20 x 25 x 5, MERV 8)

    Two-pack that fit into Honeywell air cleaner models F100F1038, F150E1034, F200E1037, F25F1026 and F35F1024 Learn More
    $49.27 MSRP:  $58.96
  22. DPFW20X25X5M11 Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    20x25x5 FC100A1037 & FC200E1037 Honeywell Air Filters MERV 11: Comparable Replacements by Tier1 (2-pack)

    Two-pack of air filters that fit into Honeywell air cleaner models F100F1038, F150E1034, F200E1037, F25F1026 and F35F1024 Learn More
    $58.20 MSRP:  $79.99
  23. DPFW20X25X5M13 Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    FC100A1037 & FC200E1037 Honeywell Air Filters: Comparable Replacements by Tier1 (20 x 25 x 5, MERV 13)

    Two-pack designed to fit Honeywell air cleaner models F100F1038, F150E1034, F200E1037, F25F1026 and F35F1024 Learn More
    $78.40 MSRP:  $92.46
  24. DPFW20X25X5OB Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Honeywell FC100A1037 & FC200E1037 - 20 x 25 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits Honeywell air cleaner models F100F1038, F150E1034, F200E1037, F25F1026 and F35F1024 Learn More
  25. HAC-700PDQ Honeywell Comparable Humidifier Wick Filter by Tier1

    HAC-700PDQ Honeywell Comparable Humidifier Wick Filter by Tier1 (2-Pack)

    Fits Honeyell HCM-890, HCM-750. Fits Duracraft DCM-200, DH-890, DH-888. Learn More
    $10.49 MSRP:  $20.99

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