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Need a different depth?

Same size, deeper filter

Below is 10x24 at 1 naturalaire″. A thicker filter holds more before it loads up, so it lasts longer between changes and puts less strain on the blower — we carry the same width and height in the depths below.

10x24x2 Built to order 10x24x4 Built to order

Ordering for a building? Ask for volume pricing or call 1-866-469-8556.

  • 10x20x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10Up to $48 offContact Support
    AAF Flanders

    WAREHOUSE DEAL 10x20x1 NaturalAire Microparticle MERV 10

    $89.99
    $89.99 $137.99
    Case of 12 $7.50/filter
  • 18x24x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    18x24x1 NaturalAire Healthy Ultra MERV 13

    $243.99
    $243.99
    Case of 12 $20.33/filter
  • 14x24x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    14x24x1 NaturalAire Healthy Ultra MERV 13

    $248.99
    $248.99
    Case of 12 $20.75/filter
  • 10x25x1 NaturalAire Standard MERV 8 Filters (12 pack)
    AAF Flanders

    10x25x1 NaturalAire Standard MERV 8

    $232.99
    $232.99
    Case of 12 $19.42/filter
  • 20x22x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    20x22x1 NaturalAire Microparticle MERV 10

    $261.99
    $261.99
    Case of 12 $21.83/filter
  • 20x25x1 NaturalAire Microparticle MERV 10 85256.012025 (6 Filters)
    MERV 10
    AAF Flanders

    20x25x1 NaturalAire Microparticle MERV 10

    $77.99
    $77.99
    Case of 6 $13.00/filter
  • 24x36x1 NaturalAire Standard MERV 8 84858.012436 (12 Filters)
    MERV 8
    AAF Flanders

    24x36x1 NaturalAire Standard MERV 8

    $188.99
    $188.99
    Case of 12 $15.75/filter
  • 08x24x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    8x24x1 NaturalAire Healthy Ultra MERV 13

    $219.99
    $219.99
    Case of 12 $18.33/filter
  • 10x10x1 NaturalAire Standard MERV 8 84858.011010 (12 Filters)
    AAF Flanders

    10x10x1 NaturalAire Standard MERV 8

    $217.99
    $217.99
    Case of 12 $18.17/filter
  • 24x24x1 NaturalAire Standard MERV 8 84858.012424 (12 Filters)
    MERV 8
    AAF Flanders

    24x24x1 NaturalAire Standard MERV 8

    $155.99
    $155.99
    Case of 12 $13.00/filter
  • 20x22x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10Up to $20.01 off
    AAF Flanders

    WAREHOUSE DEAL 20x22x1 NaturalAire Microparticle MERV 10

    Only 1 left
    $119.99
    $119.99 $140.00
    Case of 7 $17.14/filter
  • 16x24x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    16x24x1 NaturalAire Healthy Ultra MERV 13

    $203.99
    $203.99
    Case of 12 $17.00/filter
  • 12x18x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    12x18x1 NaturalAire Microparticle MERV 10

    $233.99
    $233.99
    Case of 12 $19.50/filter
  • 14x18x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    14x18x1 NaturalAire Microparticle MERV 10

    $217.99
    $217.99
    Case of 12 $18.17/filter
  • 23.5x23.5x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    23-1/2x23-1/2x1 NaturalAire Microparticle MERV 10

    $129.99
    $129.99
    Case of 6 $21.67/filter
  • 20x30x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    WAREHOUSE DEAL 20x30x1 NaturalAire Microparticle MERV 10

    Only 1 left
    $124.88
    $124.88
    Case of 12 $10.41/filter
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