... ,25m,30m(all aluminum) 3m,6m,10m,12m,15m,18m(steel and aluminum).2.length:according ... fair, celebration, sports event, military solution, temporary warehouse and workshop.5.The optional accessories are wooden floor ... fair, celebration, sports event, military solution, temporary warehouse and workshop.5.The optional accessories are wooden floor ... ceilings and inside curtain. HOT warehouse tent CY-20