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Need a different depth?

Same size, deeper filter

Below is 14x25 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.

14x25x2 Shop this size 14x25x4 Built to order

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

  • 12x12x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    12x12x1 NaturalAire Healthy Ultra MERV 13

    $233.99
    $233.99
    Case of 12 $19.50/filter
  • 20x20x1 NaturalAire Microparticle MERV 10 85156.012020 (12 Filters)
    MERV 10
    AAF Flanders

    20x20x1 NaturalAire Microparticle MERV 10

    $140.99
    $140.99
    Case of 12 $11.75/filter
  • 15x24x1 NaturalAire Standard MERV 8 Filters (12 pack)
    MERV 8
    AAF Flanders

    15x24x1 NaturalAire Standard MERV 8

    $169.99
    $169.99
    Case of 12 $14.17/filter
  • 18x20x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    18x20x1 NaturalAire Microparticle MERV 10

    $204.99
    $204.99
    Case of 12 $17.08/filter
  • 16x16x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    16x16x1 NaturalAire Healthy Ultra MERV 13

    $275.99
    $275.99
    Case of 12 $23.00/filter
  • Koch Multi-Pleat XL8 MERV 8 Standard Capacity (12 Filters)
    MERV 8
    Koch

    Multi-Pleat XL8 MERV 8 Standard Capacity

    From $103.99
    From $103.99
    Case of 12 $8.67/filter
  • 12x24x1 NaturalAire Healthy Ultra MERV 13 95003.011224 (12 Filters)
    MERV 13
    AAF Flanders

    12x24x1 NaturalAire Healthy Ultra MERV 13

    $174.99
    $174.99
    Case of 12 $14.58/filter
  • PrimeShield MAX Airflow MERV 1-4 Fiberglass Panel Basic Air Filters (12 Pack)
    MERV 1-4
    RTF

    PrimeShield MAX Airflow MERV 1-4 Fiberglass Panel Basic Air Filters

    From $57.99
    From $57.99
    Case of 12 $4.83/filter
  • AAF Flanders PREpleat LPD MERV 10 High Capacity (12 Filters)
    MERV 10
    AAF Flanders

    PREpleat LPD MERV 10 High Capacity

    From $111.99
    From $111.99
    Case of 12 $9.33/filter
  • 10x24x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    10x24x1 NaturalAire Microparticle MERV 10

    $242.99
    $242.99
    Case of 12 $20.25/filter
  • 15x30x1 NaturalAire Standard MERV 8 Filters (12 pack)
    MERV 8
    AAF Flanders

    15x30x1 NaturalAire Standard MERV 8

    $167.99
    $167.99
    Case of 12 $14.00/filter
  • AAF Flanders PREpleat M13 MERV 13 (12 Filters)
    MERV 13
    AAF Flanders

    PREpleat M13 MERV 13

    From $195.99
    From $195.99
    Case of 12 $16.33/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
  • 17x21x1 NaturalAire Standard MERV 8 Filters (12 pack)
    MERV 8Up to $49.11 offContact Support
    AAF Flanders

    WAREHOUSE DEAL 17x21x1 NaturalAire Standard MERV 8

    $104.88
    $104.88 $153.99
    Case of 12 $8.74/filter
  • 22x22x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    22x22x1 NaturalAire Healthy Ultra MERV 13

    $213.99
    $213.99
    Case of 12 $17.83/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
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