Description
Actual Dimensions: 20.1 x 23.2 x 5. Accumulair brand: 21x23.5x5 American Standard TFM235B0AH0A substitute whole house air filters, specifically constructed to replace original manufacturer American Standard TFM235B0AH0A filters. Completely box-formed with no forming or combs required. MERV rated to ASHRAE classifications establishing particulate filtration as good or better than the name brand American Standard TFM235B0AH0A filters. Notice: Sample air filter picture as shown is not to scale and is there to show construction purposes only. Company names and American Standard TFM235B0AH0A part numbers are shown for air filter substitution purposes only.