Description
Actual Size: 20 x 23.13 x .75. Accumulair brand 21x23.5x1 American Standard TFP235A0AH00 style whole house filters, specifically engineered to substitute for the name brand American Standard TFP235A0AH00 filters. Fully box-formed with no forming or combs required. MERV graded to ASHRAE 52.2 test specs assuring particle capture as good or better than the original brand American Standard TFP235A0AH00 filter. Note: The sample filter image as shown is not to scale and is there to show construction purposes only. Brand names and American Standard TFP235A0AH00 part numbers are listed for air filter style identification use.