Instant/Portable/Temporary/Fabric Garages by Rhino Shelters Heavy duty galvanized structural steel tubing designed not to rust; industrial grade carriage bolts designed for heavy snow and wind. Industrial grade 10 oz, 22mil thick fabric, UV treated and fire retardant with inner black scrim to block UV rays, unique to portable shelters. Cable hook anchors work on all surfaces including asphalt, dirt, hard pack, grass, and gravel with drive rod and a 1200 pound pull out ratio (industry standard--auger style anchors and 300 pound pull out ratio). Double zipper doors front and back allowing for ventilation and drive thru capability; heavy duty nylon zippers designed not to jam or freeze; zippers function both inside and outside. Standard 2 year warranty covers all parts and labor; frames come with a 10 year warranty (industry standard 1 year warranty).