Actual Size: 20.63 x 26.25 x .75. Accumulair brand, 21x27x1 Trane TFE210A9FR00 replacement whole house filters, exactly engineered to be an alternative to the name brand Trane TFE210A9FR00 filters. Completely constructed - no forming or combs required. MERV classified to ASHRAE 52.2 test classifications establishing function equal to the OEM Trane TFE210A9FR00 filters. Note: Sample air filter pic as shown is not the actual dimensions and is shown for configuration purposes only. Company names and Trane TFE210A9FR00 part numbers are included for filter substitution identification use.
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