Actual Size: 19.75 x 24.25 x 4.75. Accumulair brand 20x25x5 Lennox 3152 style whole house filters, specifically built to be an alternative to the original brand Lennox 3152 filters. Fully constructed with no assembly or combs needed. MERV graded to ASHRAE 52.2 test specs ensuring particle filtration as good or better than the original manufacturer Lennox 3152 air filters. Notice: The example air filter pic as shown is not the actual dimensions and is there to show design purposes. Brand names and Lennox 3152 part numbers included for air filter style identification.
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