Description
Actual Dimensions: 19.88 x 24.88 x 4.38. Accumulair brand, 20x25x5 Day and Night MACPAK20 compatible whole house air filters, specifically built to replace the name brand Day and Night MACPAK20 filters. Fully assembled with no assembly or combs required. MERV rated to ASHRAE 52.2 test ratings establishing particulate filtration equal to the original manufacturer Day and Night MACPAK20 filters. Notice: Sample air filter pic shown is not to scale and is included to show design purposes only. Brand names and Day and Night MACPAK20 identifier displayed for filter substitution identification purposes.