The rounded format of the corners keeps weather elements away from the seal. Rubber gasket does a good job of waterproofing and moisture ingress. If you have a lot of wasted space under the bunks or elsewhere in your RV. This compartment door can provide a great storage area. Make sure items are organized, protected, and easily accessible when needed. Made of high-quality aluminum alloy, oxidized and corrosion‑resistant on the surface. Won't fade, yellow and become brittle under UV exposure like other plastic baggage doors. Locking your compartment door is a great way to keep out any unwelcome intruders and give yourself peace of mind. Especially when leaving the vehicle unattended or during travel. Outside dimensions: 19.7" wide and 11.8" tall. Fits for any cabin doors or warehouses that need to be locked, such as RVs, campers, yachts, ships, warehouses, etc. Equipped with a safety lock and matching key for secure access to your storage space. Perfect for RVs and campers. Opens up to 0‑180 degrees for easy access to larger items.exterior design with no external fasteners.