... booth YS-70Main doorFolding door,4folds,3500*2900mm(W*H),made bybending steel with out cover frame,colour:blueEscape door1 unit ... adjustable bolts,quadrate steel support,5 rows of grilles made by flat bar and twisted steel, then galvanized.4ramps.external setting,900*2500mm ... /pc.Wall panels Thickness:50mm,width:1000mm,togue and groove structure,0.476mm colour steel with 50mm thick polystyrene ...