Description
Actual Dimensions: 20.75 x 20.25 x 5.25. Accumulair brand 20x20x5 Nordyne MU2020 style whole house filters, specifically constructed to substitute for the original brand Nordyne MU2020 filters. Completely assembled so no assembly or combs required. MERV rated to ASHRAE 52.2 test grades establishing particle filtration as good or better than the OEM Nordyne MU2020 filters. Note: Example air filter picture displayed is not to scale and is included to show style only. Company names and Nordyne MU2020 P/N are shown for air filter replacement purposes.