"Barn-style building from Rhino Shelter provides instant and portable protection for a variety of purposes. Typical uses include contractor workshop areas, equipment and material storage, truck and boat storage and temporary work areas. 12ft. high unit can fit trucks with ladder racks. Includes double zipper doors for total protection and drive-through capability. Anchors Included Yes, Canopy Material Polyethylene, Frame Material Steel, Frame Thickness in. 2 3/8, UV Inhibitors Yes, Zippered Door Yes, 2, Center Height ft., in. 12, Dimensions L x W ft. 20 x 12. 20Ft.L x 12Ft.W x 12Ft.H For storing trailers, trucks, boats, RVs, equipment and materials and creating temporary workshop areas Provides extra side wall clearances for maximum headroom 2 3/8in. galvanized steel frame is predrilled for easily assembled with hand tools no drilling or cutting required Frame has adjustable legs for easy leveling on uneven ground Additional arches available not included to handle heavier snow loads Wind brace support on each corner Cover and doors made from UV resistant, fire retardant 10-oz. polyethylene with woven backing Fabric has heat-welded seams for water repellency Two 10ft. x 9ft.6in. double zipper doors for good ventilation, easy access and drive-through capability One roll-up door kit Fire rated CPAI 84 Section 5 Includes 14 earth anchors with 36in. stainless steel tether and drive rod to secure shelter at all strategic points Shipped in 5 boxes"