Create important messages or announcements that need to be outdoors with our Outdoor Plus Enclosed Letter boards with Traditional aluminum frames. Vent holes and drain holes are in the bottom and sides of each cabinet, for airflow. 60"x36" 2-Door Enclsd Lighted Outdoor Letterboard,Hdr,Burgundy/Bronze A drip edge is mounted on the face of the cabinet, so rain runs off the front of the cabinet.