Actual Size: 20.7 x 26.2 x 5. Accumulair brand, 21x27x5 Trane TFM21DA0FR00 style whole house air filters, specifically designed to substitute for the original manufacturer Trane TFM21DA0FR00 air filters. Completely assembled - no forming or combs required. MERV graded to ASHRAE classifications establishing filtration as good or better than the original manufacturer Trane TFM21DA0FR00 filter. Notice: The example air filter image as displayed is not to scale and is there to show configuration purposes. Company names and Trane TFM21DA0FR00 identifier are used for filter replacement identification purposes only.
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