JR Products (5M103-A Black Exterior Shower Enclosed hatch to prevent water leakage, insects and debris, and shields it from the elements when not in use Large flange means it can replace other shower footprints UV and impact resistant, resists road salts and acids Cutout Dimensions: 6" H x 11-1/16" W; Outside Dimensions: 8-7/8" H x 13-7/8" W; Total Depth: 4-11/16" Color: Black