Description
Actual Size: 19.13 x 19.88 x 4.25. Accumulair brand, 19x20x4.5 Carrier FILXXFNC0021 replacement whole house air filters, specifically engineered to substitute for the OEM Carrier FILXXFNC0021 filters. Fully built - no forming or combs needed. MERV graded to ASHRAE classifications assuring performance to the level of the OEM Carrier FILXXFNC0021 filters. Note: The example filter picture shown is not the actual dimensions and is there to show style only. Trade names and Carrier FILXXFNC0021 P/N used for air filter replacement identification purposes.