Description
Actual dimensions are 20.1 x 25.7 x 5. Accumulair brand, 21x26x5 Trane TFM260B0AH0 compatible whole house air filters, exactly built to replace original manufacturer Trane TFM260B0AH0 air filters. Fully built with no forming or combs required. MERV graded to ASHRAE 52.2 test specifications assuring filtration equal to the OEM Trane TFM260B0AH0 air filters. Photo: The sample filter pic as displayed is not to scale and is displayed for construction purposes. Company names and Trane TFM260B0AH0 P/N used for air filter substitution identification purposes.