RV Propane Tank Cover protects your propane gas tank from flying road debris. It fits 20 lb. or 30 lb. steel double tanks. Simple to use, the cover slips over your propane tank for a safe, secure fit. It provides easy access to gas valves and changeover valves via a hinged access panel. This durable tank cover is constructed of a heavy-duty, UV-stabilized polymer that protects against sun damage. The cover measures 25-1/2" (H) x 30" (W) x 15" (D). Patented. (Will not fit 30 lb aluminum tabks)