Description
Actual Size: 20 x 23.13 x .75. Accumulair brand: 21x23.5x1 American Standard TFE235A1AH20 substitute whole house air filters, exactly engineered to substitute for the name brand American Standard TFE235A1AH20 air filters. Fully constructed with no assembly or combs needed. MERV graded to ASHRAE 52.2 test specifications assuring particle filtration equal to the original manufacturer American Standard TFE235A1AH20 air filter. Notice: The sample air filter image displayed is not to scale and is shown for style purposes. Company names and American Standard TFE235A1AH20 part numbers are included for filter style purposes only.