Description
Actual Size: 20.75 x 20.25 x 5.25. Accumulair brand 20x20x5 Nordyne N-MU2020 substitute whole house filters, specifically constructed to replace the name brand Nordyne N-MU2020 filters. Fully built - no forming or combs required. MERV rated to ASHRAE 52.2 test specifications establishing function as good or better than the original manufacturer Nordyne N-MU2020 air filters. Notice: Sample air filter picture as displayed is not to scale and is included to show configuration only. OEM names and Nordyne N-MU2020 identifier shown for air filter replacement identification purposes only.