Description
Actual dimensions are 20.75 x 20.25 x 5.25. Accumulair brand: 20x20x5 Nordyne M2-1056 replacement whole house air filters, exactly engineered to substitute for the name brand Nordyne M2-1056 air filters. Fully built so no forming or combs required. MERV classified to ASHRAE 52.2 test grades establishing filtration as good or better than the original manufacturer Nordyne M2-1056 filters. Note: The example air filter image shown is not to scale and is displayed for configuration purposes. Name brands and Nordyne M2-1056 identifier are listed for filter replacement identification use.