Forced air systems, like furnaces, air conditioning and heat pumps, move warm or cool air to your home through ducts and vents.

217 products

Clear all
  • 19-1/2x21-1/2x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01195215 (new sku 10055.01499) (12 Filters)
    MERV 1-4
    AAF Flanders

    19-1/2x21-1/2x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter (new sku 10055.01499)

    $184.99
    $184.99
    Case of 12 $15.42/filter
  • 18x22x1 EZ Flow Filters (12 Filters)
    MERV 1-4
    AAF Flanders

    18x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $175.99
    $175.99
    Case of 12 $14.67/filter
  • 15x30-5/8x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01153058 (12 Filters)
    MERV 1-4
    AAF Flanders

    15x30-5/8x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $98.99
    $98.99
    Case of 12 $8.25/filter
  • 8x16x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01816 (12 Filters)
    MERV 1-4
    AAF Flanders

    8x16x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $84.99
    $84.99
    Case of 12 $7.08/filter
  • 17x19x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011719 (12 Filters)
    MERV 1-4
    AAF Flanders

    17x19x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $96.99
    $96.99
    Case of 12 $8.08/filter
  • 19x27x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.011927 (12 Filters)
    MERV 1-4
    AAF Flanders

    19x27x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $104.99
    $104.99
    Case of 12 $8.75/filter
  • Custom Size AAF Flanders PREpleat Activated Carbon Odor Control Filter
    AAF Flanders

    Custom Size PREpleat Activated Carbon Odor Control Filter

    From $489.99
    From $489.99 $0.00
  • 18-1/2x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.0118522 (12 Filters)
    MERV 1-4
    AAF Flanders

    18-1/2x22x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $156.99
    $156.99
    Case of 12 $13.08/filter
  • PrimeShield Enhanced MERV 10 Pleated Air Filters (12 Pack)
    MERV 10
    RTF

    PrimeShield Enhanced MERV 10 Pleated Air Filters

    From $99.99
    From $99.99 $0.00
    Case of 12 $8.33/filter
  • 17-1/2x19-1/2x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01175195 (12 Filters)
    MERV 1-4Sold out
    AAF Flanders

    17-1/2x19-1/2x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $60.99
    $60.99
    Case of 12 $5.08/filter
  • 15x35x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01599 (12 Filters)
    MERV 1-4
    AAF Flanders

    15x35x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $184.99
    $184.99
    Case of 12 $15.42/filter
  • Flanders AAF Pleated Filter Flanders Precisionaire High Velocity and Gas Turbine Pleat (12 pack)
    Sold out
    AAF Flanders

    12x24x1 Precisionaire High Velocity / Gas Turbine Pleated Filter MERV 8

    From $192.99
    From $192.99 $0.00
    Case of 12 $16.08/filter
  • Custom Size Flanders EZ Flow Fiberglass MERV 1-4 Air Filter
    MERV 1-4
    AAF Flanders

    Custom Size Flanders EZ Flow Fiberglass MERV 1-4 Air Filter

    $199.99
    $199.99
  • 15x30-5/8x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter 10055.01153058 (12 Filters)
    MERV 1-4
    AAF Flanders

    15x30-5/8x1 Flanders EZ Flow Fiberglass MERV 1-4 Filter

    $98.99
    $98.99
    Case of 12 $8.25/filter
  • 10x10x1 NaturalAire Microparticle MERV 10 Filters (12 pack)
    MERV 10
    AAF Flanders

    10x10x1 NaturalAire Microparticle MERV 10

    $116.99
    $116.99
    Case of 6 $19.50/filter
Show more

Forced air systems, like furnaces, air conditioning and heat pumps, move warm or cool air to your home through ducts and vents. To prevent dust and debris from being blown into your home along with that warm and cold air, your system will have one or maybe more filters. The filters not only improve indoor air quality but they also protect your forced air system. When filters get clogged with too much dust, they reduce the efficiency of your system and increase heating and cooling costs, since its harder for air to move from your heating system into your home. The build-up of hot air behind a very clogged filter can even raise the temperature near your heating system enough to trigger its emergency shut-off mechanism, causing your heating system to turn on and off intermittently. Clogged filters can also mean more mold, dust and other allergens in your home. Our goal at RememberTheFilter.com is to be the very best in indoor air filtration. With so many types of filters and our large selection it can be a little overwhelming. Here is a collection of our most popular filters for your forced air system. Many filters to choose from. Many ways to find them. Search for your filter by size, brand, filtration level and more!