Actual Size: 20 x 21.13 x .75. Accumulair brand: 21x21.5x1 Trane TFE215A9AH20 replacement whole house filters, exactly designed to replace the name brand Trane TFE215A9AH20 air filters. Fully box-formed with no assembly or combs needed. MERV graded to ASHRAE 52.2 test specs assuring performance equal to the original brand Trane TFE215A9AH20 air filters. Notice: Sample filter pic displayed is not the actual dimensions and is shown for style purposes only. OEM names and Trane TFE215A9AH20 identifier included for air filter replacement identification.
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