Description
Actual dimensions are 20.1 x 21.1 x 5. Accumulair brand: 21x21.5x5 American Standard TFM215B0AH01 substitute whole house air filters, exactly designed to replace the original brand American Standard TFM215B0AH01 filters. Completely assembled so no forming or combs required. MERV classified to ASHRAE specifications ensuring filtration as good or better than the OEM American Standard TFM215B0AH01 filters. Note: Example filter image as shown is not to scale and is included to show style purposes only. OEM names and American Standard TFM215B0AH01 P/N are used for filter style identification purposes only.