Camco's Heavy Duty RV LP Tank Covers are functional and stylish, but provide easy access to your tanks and changeover regulator. The Cover is designed to protect your RV's propane tanks from road debris and dirt while improving the look of your RV. Sizes to fit double 20 lb. or 30 lb. propane tanks, Five colors. in both hard shell (Heavy Duty) and soft vinyl (Good) versions.