The plank door has a steel face with a micro-groove, pebble finish. This door model comes in both solid and woodtone colors but is most often used with the woodtone finish to have the appearance of a real wood plank door. There are also many window options (short windows, long windows, and oversized windows) available to add modern character to your home. Model options are 2327/2347/2357 (steel back R-10.29) and 2328/2348/2358 (steel back R-17.54).