QUALITY CARPORT: 12′ x 20′ carport is a multi-use shelter that protects vehicles, boats, tractors, and even picnic areas and included enclosure kit turns your Arrow carport into a garage DURABLE MATERIALS: Industrial grade steel frame and 29-gauge painted galvanized steel roof resist corrosion for years of quality use and enclosure kit features heat sealed seams for water resistance ALL-WEATHER PROTECTION: Roof features horizontal panels and rounded eaves and boasts a wind speed rating of 100 mph and snow/ground load rating of 35 PSF; enclosure cover is UV treated inside and out to protect against fading CONVENIENT ACCESS: Enclosure kit includes door panels on both front and back making it easy to drive through the unit with your vehicle DIY ASSEMBLY: Slip-fit frame connection makes assembly simple; actual assembled dimensions are 146″ W x 237″ D x 102″ H