Search

Need a different depth?

Same size, deeper filter

Below is 12x24 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.

12x24x2 Shop this size 12x24x4 Shop this size

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

  • Filtrete™ Allergen Defense Filter (MPR 1000) — Front view
    MPR 1000
    Filtrete

    Allergen Defense Filter

    From $14.99
    From $14.99
  • 12x24x1 Koch Disposable Fiberglass Panel 274-120-240 (12 Filters)
    MERV 1-4
    Koch

    12x24x1 Disposable Fiberglass Panel Filter

    $59.99
    $59.99
    Case of 12 $5.00/filter
  • WAREHOUSE DEAL 12x24x1 Flanders Nested Glass EZ-Green Filter (24 Filters)
    MERV 1-4Contact Support
    AAF Flanders

    WAREHOUSE DEAL 12x24x1 Flanders Nested Glass EZ-Green Filter

    $114.99
    $114.99
    Case of 24 $4.79/filter
  • AAF Flanders PREpleat M11 MERV 11 Standard Capacity (12 Filters)
    MERV 11
    AAF Flanders

    PREpleat M11 MERV 11 Standard Capacity

    From $123.99
    From $123.99
    Case of 12 $10.33/filter
  • Koch Disposable Polyester Panel Filter
    MERV 1-4
    Koch

    Disposable Polyester Panel Filter

    From $69.99
    From $69.99
  • PrimeShield Elite MERV 13 Pleated Air Filters (12 Pack)
    MERV 13
    RTF

    PrimeShield Elite MERV 13 Pleated Air Filters

    From $187.99
    From $187.99
    Case of 12 $15.67/filter
  • 12x24x1 Koch Disposable Polyester Panel 284-120-240 (12 Filters)
    MERV 1-4
    Koch

    12x24x1 Disposable Polyester Panel Filter

    $69.99
    $69.99
    Case of 12 $5.83/filter
  • Filtrete™ Allergen Reduction Filter (MPR 1500) — Front view
    MPR 1500
    Filtrete

    Allergen Reduction Filter

    $21.99
    $21.99
  • AAF Flanders PREpleat Activated Carbon Odor Control (12 Filters)
    AAF Flanders

    PREpleat Activated Carbon Odor Control

    From $152.99
    From $152.99
    Case of 12 $12.75/filter
  • 12x24x1 Exact Filters Pleated MERV 8 (12 pack)
    MERV 8
    Exact Filters

    12x24x1 Pleated MERV 8

    $201.99
    $201.99
    Case of 12 $16.83/filter
  • 12x24x1 Koch Multi-Pleat XL11 MERV 11 High Capacity 102-500-002 (12 Filters)
    MERV 11 HC
    Koch

    12x24x1 Multi-Pleat XL11 MERV 11 High Capacity

    $136.68
    $136.68
    Case of 12 $11.39/filter
  • PrimeShield WashGuard Metal HVAC Air Filter - Washable & Reusable
    MERV 8
    RTF

    PrimeShield WashGuard Metal HVAC Air Filter - Washable & Reusable

    From $149.99
    From $149.99
  • Filtrete™ Basic Dust Reduction Filter (MPR 300) — Front view
    MPR 300
    Filtrete

    Basic Dust Reduction Filter

    $7.59
    $7.59
  • 12x24x1 AAF Flanders PREpleat M11 MERV 11 High Capacity 85755.011224M11 (12 Filters)
    MERV 11
    AAF Flanders

    12x24x1 PREpleat M11 MERV 11 High Capacity

    $164.99
    $164.99
    Case of 12 $13.75/filter
  • 12x24x1 Exact Filters Pleated MERV 11 (12 pack)
    MERV 11
    Exact Filters

    12x24x1 Pleated MERV 11

    $247.99
    $247.99
    Case of 12 $20.67/filter
  • 12x24x1 AAF Flanders PREpleat M11 MERV 11 Standard Capacity 85655.011224M11 (12 Filters)
    AAF Flanders

    12x24x1 PREpleat M11 MERV 11 Standard Capacity

    $140.99
    $140.99
    Case of 12 $11.75/filter
Show more