Description
Actual size is 20 x 21.13 x .75. Accumulair brand: 21x21.5x1 American Standard TFE210A9FR10 substitute whole house air filters, exactly constructed to be an alternative to the name brand American Standard TFE210A9FR10 air filters. Completely built with no forming or combs required. MERV graded to ASHRAE classifications assuring performance equal to the original brand American Standard TFE210A9FR10 filters. Photo: Example air filter image as displayed is not true to size and is there to show style purposes only. Brand names and American Standard TFE210A9FR10 part numbers displayed for air filter substitution identification purposes.