Description
Actual Dimensions: 20.75 x 20.25 x 5.25. Accumulair brand, 20x20x5 Philco MU2020 style whole house air filters, exactly built to substitute for the original brand Philco MU2020 air filters. Completely assembled with no assembly or combs needed. MERV classified to ASHRAE classifications establishing performance to the level of the original brand Philco MU2020 filters. Photo: Sample air filter pic shown is not the actual dimensions and is shown for design purposes. Trade names and Philco MU2020 P/N used for filter substitution purposes.