Actual Dimensions: 20.25 x 25.38 x 5.25. Brand: Accumulair. 20x25x5 Nordyne M8-1056 compatible whole house filters, specifically engineered to replace the original manufacturer Nordyne M8-1056 filters. Fully built - no forming or combs required. MERV graded to ASHRAE 52.2 test standards assuring operation equal to the original manufacturer Nordyne M8-1056 filters. Notice: Example air filter pic displayed is not true to size and is displayed for design purposes. Name brands and Nordyne M8-1056 part numbers used for air filter style identification use.
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