Actual dimensions are 16.13 x 25.75 x 4.88. Accumulair brand 16x26x5 Lennox X0584 style whole house air filters, specifically engineered to replace name brand Lennox X0584 air filters. Fully box-formed with no assembly or combs required. MERV graded to ASHRAE 52.2 test specs establishing filtration to the level of the original manufacturer Lennox X0584 air filters. Photo: The example filter pic shown is not to scale and is displayed for style purposes only. OEM names and Lennox X0584 identifier shown for air filter style identification only.
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