Description
Actual dimensions are 19.13 x 19.88 x 4.25. Accumulair brand, 19x20x4.5 Carrier FNCCAB0021 replacement whole house filters, specifically constructed to replace the original brand Carrier FNCCAB0021 filters. Fully built - no forming or combs required. MERV rated to ASHRAE standards ensuring particle filtration to the level of the original manufacturer Carrier FNCCAB0021 filter. Notice: The example filter image as displayed is not to scale and is shown for configuration purposes only. Brand names and Carrier FNCCAB0021 P/N are used for filter replacement purposes.