Description
Actual dimensions are 20.25 x 20.75 x 5.25. Accumulair brand 20x20x5 Amana MU2020 style whole house filters, specifically constructed to substitute for the OEM Amana MU2020 air filters. Completely assembled - no forming or combs required. MERV classified to ASHRAE 52.2 test specs ensuring operation as good or better than the original manufacturer Amana MU2020 filter. Photo: Sample filter pic as displayed is not the actual dimensions and is there to show configuration only. Brand names and Amana MU2020 identifier included for filter replacement identification.