White 12.5oz, 24 mil premium cover comes with a 15 year warranty. Constructed from 14 gauge Allied Gatorshield structural steel tubing with our EZ Lock slip fittings, making construction quick and easy. Rafter spacing is 4'. Sidewall height 6'5".. End frame utilizes 16 gauge, 1.5" square tubing. 5'H roll-up sides come with our exclusive roll-up assembly and all necessary hardware. Ground posts are included. Baseboards are recommended. Comes equipped with one 8'x8' double zippered door and one 8'x8' commercial grade steel roll-up door.