Dock Door, Embossed Design, White, Opening Height 9 ft, Opening Width 9 3/16 ft, Door Material Steel, Door Height 9 ft, Door Width 9 ft 2 in, Door Thickness 3 in, Minimum Height Clearance 19 ft, Insulated Insulated, Insulation Value R-16.25, Includes Windows Windows Included, Gauge 26, Finish Galvanized, (2) 24 in x 8 in Insulated Window Lites, 10-Ball Rollers