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Need a different depth?

Same size, deeper filter

Below is 20x20 at 1″. 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.

20x20x2 Shop this size 20x20x4 Shop this size

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

  • 20x20x1 Koch Multi-Pleat XL10 MERV 10 102-380-008 (12 Filters)
    MERV 10
    Koch

    20x20x1 Multi-Pleat XL10 MERV 10

    $108.36
    $108.36
    Case of 12 $9.03/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
  • 20x20x1 Koch Multi-Pleat XL8 MERV 8 High Capacity 102-701-008 (12 Filters)
    MERV 8 HC
    Koch

    20x20x1 Multi-Pleat XL8 MERV 8 High Capacity

    $103.68
    $103.68
    Case of 12 $8.64/filter
  • 20x20x1 AAF Flanders PREpleat LPD MERV 10 High Capacity 80255.012020 (12 Filters)
    MERV 10
    AAF Flanders

    20x20x1 PREpleat LPD MERV 10 High Capacity

    $112.99
    $112.99
    Case of 12 $9.42/filter
  • 20x20x1 AAF Flanders PREpleat Activated Carbon Odor Control 81255.012020 (12 Filters)
    AAF Flanders

    20x20x1 PREpleat Activated Carbon Odor Control

    $197.99
    $197.99
    Case of 12 $16.50/filter
  • 20x20x1 Koch Multi-Pleat XL8 Standard Capacity MERV 8 102-700-008 (12 Filters)
    MERV 8
    Koch

    20x20x1 Multi-Pleat XL8 MERV 8 Standard Capacity

    $104.99
    $104.99
    Case of 12 $8.75/filter
  • Koch Multi-Pleat Elite 20x20x1 MERV 8 high capacity self-supporting pleated panel filter
    MERV 8
    Koch

    20x20x1 Multi-Pleat Elite High Capacity MERV 8

    $100.92
    $100.92
    Case of 12 $8.41/filter
  • 20x20x1 AAF Flanders PREpleat M13 MERV 13 90013.012020 (12 Filters)
    MERV 13
    AAF Flanders

    20x20x1 PREpleat M13 MERV 13

    $197.99
    $197.99
    Case of 12 $16.50/filter
  • 20x20x1 MEGApleat Premium High-Capacity MERV 9 Pleated Filter (12 pack)
    AAF Flanders

    20x20x1 MEGApleat Premium MERV 9

    $257.99
    $257.99
    Case of 12 $21.50/filter
  • 20x20x1 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-008 (12 Filters)
    MERV 11 HC
    Koch

    20x20x1 Multi-Pleat XL11 MERV 11 High Capacity

    $133.32
    $133.32
    Case of 12 $11.11/filter
  • 20x20x1 Koch Multi-Pleat XL11 MERV 11 102-499-008 (12 Filters)
    MERV 11
    Koch

    20x20x1 Multi-Pleat XL11 MERV 11

    $125.28
    $125.28
    Case of 12 $10.44/filter
  • Koch Multi-Pleat HT 20x20x1 MERV 8 high-temperature pleated panel filter with 24-gauge aluminized steel frame and microfiberglass media for 500F applications
    MERV 8
    Koch

    20x20x1 Multi-Pleat HT High Temperature MERV 8

    $446.52
    $446.52
    Case of 12 $37.21/filter
  • 20x20x1 Koch Multi-Pleat Green13 MERV 13 High Capacity 102-714-008 (12 Filters)
    MERV 13 HC
    Koch

    20x20x1 Multi-Pleat Green13 MERV 13 High Capacity

    $296.52
    $296.52
    Case of 12 $24.71/filter
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