Description
Actual dimensions are 20 x 23.13 x .75. Accumulair brand, 21x23.5x1 Trane TFE235A1AH20 compatible whole house filters, specifically engineered to be an alternative to the OEM Trane TFE235A1AH20 air filters. Fully constructed so no forming or combs required. MERV rated to ASHRAE 52.2 test ratings ensuring performance equal to the original manufacturer Trane TFE235A1AH20 air filter. Notice: The sample filter pic displayed is not true to size and is included to show design purposes only. Brand names and Trane TFE235A1AH20 identifier included for air filter style identification only.