GeneralAire GF-4556 Media Filters 20″ x 20″ X 5″, MERV11 (3-PACK) HVAC controls it may be possible that

it may be possible that some control functions are not compatible to some earlier unit models

Brand Compatible Model Aprilaire 1410

Room Size Medium Vent Type Direct Vent Vent Size (Air Intake) 6-5/8" Vent Size (Exhaust) 4" Unit Dimensions Width (front) 24 9/16 in

1110 CFM (2-Pack)

The spun bonded fibers are free of chemical binders and considered hydrophobic – they do not absorb moisture

GeneralAire GF-4556 Media Filters 20″ x 20″ X 5″, MERV11 (3-PACK) HVAC controls it may be possible thatManufacturer: General Filters, Inc. Brand Name: GeneralAire Description: Generalaire 4556 Media Filters (3 Pack) Part Number: GF 4556 Compatibility: MAC2020 Nominal Size: 20" x 20" x 5" Actual Size: 20 16 25" X 19 16 25" X 4 19 20" MERV Rating: MERV 11 Typical Filter Lifespan: 1 Year Generalaire GF 4556 also fits: TRION AirBear Supreme 20 20, replaces TRION media part #255649 103