Actual dimensions are 19.13 x 19.88 x 4.25. Accumulair brand, 19x20x4.25 Totaline FILBBFNC0021 replacement whole house filters, exactly constructed to replace the original brand Totaline FILBBFNC0021 air filters. Completely constructed with no assembly or combs needed. MERV classified to ASHRAE classifications assuring function equal to the name brand Totaline FILBBFNC0021 air filter. Photo: Sample air filter pic displayed is not to scale and is there to show style purposes. Trade names and Totaline FILBBFNC0021 identifier are included for air filter style purposes only.
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