Description
Actual Size: 20.1 x 23.2 x 5. Accumulair brand 21x23.5x5 American Standard TFM235B0AH01 compatible whole house air filters, exactly built to replace the OEM American Standard TFM235B0AH01 filters. Fully assembled with no forming or combs needed. MERV rated to ASHRAE specs ensuring performance to the level of the name brand American Standard TFM235B0AH01 filters. Notice: Sample filter image displayed is not true to size and is displayed for design purposes. Company names and American Standard TFM235B0AH01 part numbers used for filter substitution identification purposes only.