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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.

  • 15x20x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    Up to $10.39 off
    AAF Flanders

    WAREHOUSE DEAL 15x20x1 NaturalAire Healthy Ultra MERV 13

    Only 1 left
    $149.99
    $149.99 $160.38
    Case of 11 $13.64/filter
  • 10x20x1 NaturalAire Odor Eliminator with Baking Soda MERV 8 air filter
    MERV 8
    AAF Flanders

    10x20x1 NaturalAire Odor Eliminator with Baking Soda MERV 8

    $91.99
    $91.99
    Case of 4 $23.00/filter
  • 20x20x5 NaturalAire Choice Allergen MERV 8 82655.052020 (2 Filters)
    MERV 8
    AAF Flanders

    20x20x5 NaturalAire Choice Allergen MERV 8

    $109.99
    $109.99
    Case of 2 $55.00/filter
  • 15x30x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    15x30x1 NaturalAire Microparticle MERV 10

    $123.99
    $123.99
    Case of 6 $20.67/filter
  • 12x20x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    Up to $79.21 off
    AAF Flanders

    WAREHOUSE DEAL 12x20x1 NaturalAire Healthy Ultra MERV 13

    Only 1 left
    $129.99
    $129.99 $209.20
    Case of 10 $13.00/filter
  • 12x24x1 NaturalAire Standard MERV 8 Filters (12 pack)
    MERV 8Up to $20.11 offContact Support
    AAF Flanders

    WAREHOUSE DEAL 12x24x1 NaturalAire Standard MERV 8

    $79.88
    $79.88 $99.99
    Case of 12 $6.66/filter
  • WAREHOUSE DEAL 20x20x5 NaturalAire Choice Allergen MERV 8 (2 Filters)
    MERV 8Up to $20.11 offContact Support
    AAF Flanders

    WAREHOUSE DEAL 20x20x5 NaturalAire Choice Allergen MERV 8

    $89.88
    $89.88 $109.99
    Case of 2 $44.94/filter
  • 21x21x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    21x21x1 NaturalAire Healthy Ultra MERV 13

    $257.99
    $257.99
    Case of 12 $21.50/filter
  • 16x30x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    16x30x1 NaturalAire Microparticle MERV 10

    $255.99
    $255.99
    Case of 12 $21.33/filter
  • 16x25x5 NaturalAire Choice Allergen MERV 8 82655.051625 (2 Filters)
    MERV 8
    AAF Flanders

    16x25x5 NaturalAire Choice Allergen MERV 8

    $194.99
    $194.99
    Case of 2 $97.50/filter
  • 18x18x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    18x18x1 NaturalAire Microparticle MERV 10

    $114.99
    $114.99
    Case of 6 $19.17/filter
  • 14x14x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    14x14x1 NaturalAire Microparticle MERV 10

    $74.99
    $74.99
    Case of 6 $12.50/filter
  • 14x18x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    14x18x1 NaturalAire Healthy Ultra MERV 13

    $297.99
    $297.99
    Case of 12 $24.83/filter
  • 12x18x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    12x18x1 NaturalAire Healthy Ultra MERV 13

    $277.99
    $277.99
    Case of 12 $23.17/filter
  • 20x20x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    20x20x1 NaturalAire Healthy Ultra MERV 13

    $241.99
    $241.99
    Case of 12 $20.17/filter
  • 20x25x4-1/2 NaturalAire Choice Allergen MERV 8 82655.0452025 (2 Filters)
    MERV 8
    AAF Flanders

    20x25x4-1/2 NaturalAire Choice Allergen MERV 8

    $104.99
    $104.99
    Case of 2 $52.50/filter
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