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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.

18 Item(s)

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  1. DPFI16X21X5DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $54.87 Retail Price:  $65.40
  2. DPFI16X21X5M11DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $60.47 Retail Price:  $71.84
  3. DPFI16X21X5M13DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
    $70.55 Retail Price:  $83.43
  4. DPFI16X21X5OBDEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 21 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1000, ACM1000 and 0121-018000 Learn More
  5. DPFI16X26X5DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 26 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400 and ACM1400 Learn More
    $52.64 Retail Price:  $62.84
  6. DPFI16X26X5M11DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 26 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400 and ACM1400 Learn More
    $53.72 Retail Price:  $64.08
  7. DPFI16X26X5M13DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 26 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400 and ACM1400 Learn More
    $64.92 Retail Price:  $76.96
  8. DPFI16X26X5OBDEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 16 x 26 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1400 and ACM1400 Learn More
  9. DPFI20X21X5DEM Tier1 Replacement Air Filter - 20X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 21 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1600, ACM1600 and 0121-018200 Learn More
    $62.72 Retail Price:  $74.43
  10. DPFI20X21X5M11DEM Tier1 Replacement Air Filter - 20X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 21 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1600, ACM1600 and 0121-018200 Learn More
    $66.08 Retail Price:  $78.29
  11. DPFI20X21X5M13DEM Tier1 Replacement Air Filter - 20X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 21 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB1600, ACM1600 and 0121-018200 Learn More
    $75.04 Retail Price:  $88.60
  12. DPFI20X21X5OBDEM Tier1 Replacement Air Filter - 20X21X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 21 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB1600, ACM1600 and 0121-018200 Learn More
  13. DPFI20X26X5DEM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 26 x 5 - MERV 8 (2-Pack)

    Fits White-Rodgers air cleaner models ACB2000 and ACM2000 Learn More
    $51.48 Retail Price:  $61.50
  14. DPFI20X26X5M11DEM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 26 x 5 - MERV 11 (2-Pack)

    Fits White-Rodgers air cleaner models ACB2000 and ACM2000 Learn More
    $55.96 Retail Price:  $66.65
  15. DPFI20X26X5M13DEM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 26 x 5 - MERV 13 (2-Pack)

    Fits White-Rodgers air cleaner models ACB2000 and ACM2000 Learn More
    $64.92 Retail Price:  $76.96
  16. DPFI20X26X5OBDEM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)

    Tier1 brand replacement for Emerson - 20 x 26 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits White-Rodgers air cleaner models ACB2000 and ACM2000 Learn More
  17. HDC-12 Emerson Comparable Humidifier Wick Filter by Tier1

    HDC-12 Emerson Comparable Humidifier Wick Filter by Tier1 (4-Pack)

    Fits select Emerson humidifier models Learn More
    $14.99 Retail Price:  $23.99
  18. Tier1 Emerson Comparable HDC-2R Humidifier Wick Filter

    Tier1 Emerson Comparable HDC-2R Humidifier Wick Filter (2-Pack)

    Fits Emerson humidifier models 1205, 1211, 2412, HD500, HD6200, HD7002, HD70020, HD70021 and HD7005. Learn More
    $10.99 Retail Price:  $17.99

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