Description
Actual size is 20.1 x 23.2 x 5. Brand: Accumulair. 21x23.5x5 American Standard TFM235A0AH10 style whole house air filters, exactly constructed to substitute for the OEM American Standard TFM235A0AH10 filters. Completely box-formed so no forming or combs required. MERV classified to ASHRAE 52.2 test grades establishing function equal to the OEM American Standard TFM235A0AH10 filter. Notice: The sample air filter image shown is not to scale and is shown for design purposes only. OEM names and American Standard TFM235A0AH10 identifier are shown for air filter style identification.