Search

Need a different depth?

Same size, deeper filter

Below is 16x25 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.

16x25x2 Shop this size 16x25x4 Shop this size

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

  • 16x25x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011625 (12 Filters)
    MERV 1-4
    AAF Flanders

    16x25x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $62.99
    $62.99
    Case of 12 $5.25/filter
  • 20x25x1 NaturalAire Microparticle MERV 10 85156.012025 (12 Filters)
    MERV 10
    AAF Flanders

    20x25x1 NaturalAire Microparticle MERV 10

    $152.99
    $152.99
    Case of 12 $12.75/filter
  • 14x25x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    14x25x1 NaturalAire Healthy Ultra MERV 13

    $249.99
    $249.99
    Case of 12 $20.83/filter
  • Flanders AAF Pleated Filter Naturalaire Standard MERV 8 Filters (12 pack)
    MERV 8
    AAF Flanders

    NaturalAire Standard MERV 8

    $81.99
    $81.99
    Case of 6 $13.67/filter
  • 16x20x4-1/2 NaturalAire Choice Allergen MERV 8 82655.0451620 (2 Filters)
    MERV 8
    AAF Flanders

    16x20x4-1/2 NaturalAire Choice Allergen MERV 8

    $164.99
    $164.99
    Case of 2 $82.50/filter
  • 15x25x1 NaturalAire Standard MERV 8 Filters (12 pack)
    AAF Flanders

    15x25x1 NaturalAire Standard MERV 8

    $242.99
    $242.99
    Case of 12 $20.25/filter
  • Custom Size NaturalAire Standard MERV 8 Air Filter
    MERV 8
    AAF Flanders

    Custom Size NaturalAire Standard MERV 8 Air Filter

    $208.99
    $208.99
  • 16x20x1 NaturalAire Microparticle MERV 10 85256.011620 (6 Filters)
    MERV 10
    AAF Flanders

    16x20x1 NaturalAire Microparticle MERV 10

    $69.99
    $69.99
    Case of 6 $11.67/filter
  • 16x16x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    16x16x1 NaturalAire Microparticle MERV 10

    $240.99
    $240.99
    Case of 12 $20.08/filter
  • 16x20x1 NaturalAire Standard MERV 8 84858.011620 (12 Filters)
    MERV 8
    AAF Flanders

    16x20x1 NaturalAire Standard MERV 8

    $96.99
    $96.99
    Case of 12 $8.08/filter
  • 12x25x1 NaturalAire Standard MERV 8 84858.011225 (12 Filters)
    MERV 8
    AAF Flanders

    12x25x1 NaturalAire Standard MERV 8

    $149.99
    $149.99
    Case of 12 $12.50/filter
  • 16x20x1 NaturalAire Microparticle MERV 10 85156.011620 (12 Filters)
    MERV 10
    AAF Flanders

    16x20x1 NaturalAire Microparticle MERV 10

    $116.99
    $116.99
    Case of 12 $9.75/filter
  • 25x30x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    25x30x1 NaturalAire Healthy Ultra MERV 13

    $380.99
    $380.99
    Case of 12 $31.75/filter
  • 16x24x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    16x24x1 NaturalAire Microparticle MERV 10

    $175.99
    $175.99
    Case of 12 $14.67/filter
  • 16x20x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    MERV 13
    AAF Flanders

    16x20x1 NaturalAire Healthy Ultra MERV 13

    $224.99
    $224.99
    Case of 12 $18.75/filter
  • 18x25x1 NaturalAire Healthy Ultra MERV 13 Filters (12 pack)
    AAF Flanders

    18x25x1 NaturalAire Healthy Ultra MERV 13

    $332.99
    $332.99
    Case of 12 $27.75/filter
Show more