... Z100~Z200 7)Different roof and wall panel: Single colorfull corrugated steel sheet0.326~0.8mm thick,(1150mm wide), or sandwich ... resistance rolling door(within 15m2) Window Alu.alloy(can with skylight) Usage Warehouse,workshop,shopping mall,exhibition,supper market ... resistance rolling door(within 15m2) Window Alu.alloy(can with skylight) Usage Warehouse,workshop,shopping mall,exhibition hall,supper ...