Description
Actual Size: 19.88 x 24.88 x 4.38. Accumulair brand 20x25x4 20x25x4 Amana substitute whole house filters, exactly built to replace original brand 20x25x4 Amana filters. Fully assembled - no assembly or combs required. MERV rated to ASHRAE 52.2 test specs establishing particle filtration as good or better than the OEM 20x25x4 Amana air filters. Note: The example filter pic shown is not true to size and is there to show construction purposes only. Brand names and 20x25x4 Amana part numbers displayed for filter replacement identification.