CLEAN COMFORT® Media Air Cleaner, Series: AM11 Series, 28-1/2 in Width, 15 in Height, 6.15 in Depth, 1200 cfm Air Flow Capacity, 0.3 um Filter Efficiency, 2400 sq-ft Media Area, 11 MERV, 15 in L x 6.15 in W x 28.5 in D Cabinet Dimensions, 14 x 25 in Duct, 14 in L x 4.5 in W x 25 in D Media, Surface Mounting, 0.07 in-WG at 246 fpm/0.21 in-WG at 492 fpm Pressure Drop, Galvanized Steel, Painted