Description
Actual dimensions are 20 x 23.13 x .75. Brand: Accumulair. 21x23.5x1 American Standard TFE235A1AH30 style whole house filters, exactly engineered to replace the original brand American Standard TFE235A1AH30 filters. Fully assembled so no forming or combs needed. MERV graded to ASHRAE ratings ensuring function to the level of the OEM American Standard TFE235A1AH30 air filters. Photo: The example air filter picture shown is not true to size and is displayed for construction only. Brand names and American Standard TFE235A1AH30 P/N are listed for air filter substitution identification.