Actual dimensions are 17.13 x 26.25 x .75. Accumulair brand 17.5x27x1 American Standard TFE175A9FR20 compatible whole house filters, specifically constructed to substitute for the OEM American Standard TFE175A9FR20 filters. Completely constructed - no forming or combs needed. MERV graded to ASHRAE specifications assuring function equal to the name brand American Standard TFE175A9FR20 air filters. Notice: Example filter pic as displayed is not to scale and is included to show design only. Company names and American Standard TFE175A9FR20 identifier displayed for filter substitution purposes only.
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