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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. Tier1 Aprilaire #201 20 x 25 x 6 MERV 13 Comparable Replacement Filter

    TIER1_RAF_A201_FILTER

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More

    As Low As $23.00 Per Filter

  2. DPFS20X25X6 Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - MERV 8 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $53.27 Retail Price:  $63.56
  3. DPFS20X25X6DLX Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Lennox X0445 - 20 x 25 x 6 - MERV 8 (2-Pack)

    Fits Lennox Healthy Climate model number PMAC20-C Learn More
    $53.27 Retail Price:  $63.56
  4. DPFS20X25X6DWR Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR2000-401 - 20 x 25 x 6 - MERV 8 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $53.27 Retail Price:  $63.56
  5. DPFS20X25X6M11 Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - MERV 11 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $59.99 Retail Price:  $71.29
  6. DPFS20X25X6M11DLX Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Lennox X0445 - 20 x 25 x 6 - MERV 11 (2-Pack)

    Fits Lennox Healthy Climate model number PMAC20-C Learn More
    $59.99 Retail Price:  $71.29
  7. DPFS20X25X6M11DWR Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR2000-401 - 20 x 25 x 6 - MERV 11 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $59.99 Retail Price:  $71.29
  8. DPFS20X25X6M13 Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - MERV 13 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $72.81 Retail Price:  $81.59
  9. DPFS20X25X6M13DLX Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Lennox X0445 - 20 x 25 x 6 - MERV 13 (2-Pack)

    Fits Lennox Healthy Climate model number PMAC20-C Learn More
    $68.95 Retail Price:  $81.59
  10. DPFS20X25X6M13DWR Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for White-Rodgers FR2000-401 - 20 x 25 x 6 - MERV 13 (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
    $68.95 Retail Price:  $81.59
  11. DPFS20X25X6OB Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

    Tier1 brand replacement for Aprilaire #201 - 20 x 25 x 6 - Carbon Filter Upgrade (2-Pack)

    Fits air cleaner models Aprilaire/Space-Gard 2200 and 2250 Learn More
  12. DPFS20X25X6OBDLX Tier1 Replacement Air Filter - 20X25X6 (2-Pack)
  13. DPFS20X25X6OBDWR Tier1 Replacement Air Filter - 20X25X6 (2-Pack)

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