Description
Actual dimensions are 19.75 x 24.25 x 4.75. Accumulair brand 20x25x5 Day and Night P101-MF20 substitute whole house air filters, exactly engineered to replace original manufacturer Day and Night P101-MF20 filters. Completely constructed so no assembly or combs needed. MERV graded to ASHRAE grades ensuring function as good or better than the OEM Day and Night P101-MF20 filter. Notice: The sample filter pic as displayed is not true to size and is displayed for construction only. Brand names and Day and Night P101-MF20 P/N are shown for air filter replacement identification purposes only.