Description
Actual dimensions are 19.13 x 19.88 x 4.25. Accumulair brand 19x20x4.5 Carrier FNCCAB0021 compatible whole house filters, specifically constructed to replace the name brand Carrier FNCCAB0021 air filters. Fully built so no forming or combs required. MERV graded to ASHRAE classifications establishing performance as good or better than the OEM Carrier FNCCAB0021 filter. Note: Example air filter picture shown is not the actual dimensions and is shown for configuration only. Trade names and Carrier FNCCAB0021 part numbers displayed for filter replacement purposes.