Description
Actual Size: 20.63 x 26.25 x .75. Accumulair brand 21x27x1 American Standard BAYFTFR21W1A replacement whole house filters, exactly built to replace name brand American Standard BAYFTFR21W1A filters. Fully built - no assembly or combs required. MERV graded to ASHRAE grades ensuring performance as good or better than the name brand American Standard BAYFTFR21W1A filters. Photo: Example filter picture displayed is not true to size and is there to show style only. Name brands and American Standard BAYFTFR21W1A part numbers used for air filter style identification purposes only.