Actual dimensions are 15.88 x 19.75 x 4.38. Accumulair brand 16x20x5 Lennox X0582 replacement whole house filters, exactly built to be an alternative to the original manufacturer Lennox X0582 air filters. Completely built - no forming or combs needed. MERV rated to ASHRAE 52.2 test ratings establishing particle filtration to the level of the OEM Lennox X0582 air filters. Note: Example filter picture as shown is not to scale and is included to show design only. Company names and Lennox X0582 identifier are used for air filter substitution identification purposes only.
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