Description
Actual Size: 19.88 x 24.88 x 4.38. Accumulair brand, 20x25x5 Day and Night MACPAK20 style whole house air filters, exactly built to substitute for the OEM Day and Night MACPAK20 air filters. Completely assembled - no assembly or combs needed. MERV classified to ASHRAE 52.2 test specs assuring function as good or better than the name brand Day and Night MACPAK20 air filter. Note: The sample air filter picture displayed is not to scale and is included to show design purposes. Trade names and Day and Night MACPAK20 identifier are listed for air filter substitution identification purposes only.