Actual Size: 19.13 x 19.88 x 4.25. Brand: Accumulair. 19x20x4.25 BDP FILCCFNC0021 replacement whole house filters, exactly engineered to substitute for the OEM BDP FILCCFNC0021 air filters. Completely built with no assembly or combs needed. MERV rated to ASHRAE grades ensuring operation as good or better than the name brand BDP FILCCFNC0021 filters. Photo: Example filter image shown is not the actual dimensions and is shown for construction purposes only. Name brands and BDP FILCCFNC0021 P/N are included for air filter substitution identification. Catalog and specifications last updated on 03/29/2020.
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