... transparent PC 4) waterproof, UV protection,noise insulation material: Door panel: high quality imported transparent PC (polucarbonate)Track: Aluminun ... , running speed: 0.2-0.3m/sSpecifications:1) small "s" crystal pc slatlength:250mm width:100mminner diameter of ... diameter of pipe:23mmsuitable for the installation of the door width within 10 metersApplication: shop , mall, supermarket,restaurant ...