Actual size is 19.13 x 19.88 x 4.25. Accumulair brand, 19x20x4.25 Totaline FILCCFNC0021 replacement whole house filters, exactly constructed to replace the original brand Totaline FILCCFNC0021 air filters. Fully constructed with no assembly or combs required. MERV rated to ASHRAE 52.2 test classifications assuring particle capture equal to the OEM Totaline FILCCFNC0021 air filters. Note: Example filter image displayed is not true to size and is displayed for design only. Trade names and Totaline FILCCFNC0021 P/N are included for air filter replacement identification purposes.
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