... : 2100mm Length: no limited 2) Thickness: from 3mm to 18mm Clear Polycarbonate Sheet for swimming pool cover Specifications:1) Thickness: 4mm ... , 2.1, 2.5, 2.8, 4.37 5) Colors: clear, lake blue, green, blue, opal, brown, silvery gray, redAPPLICATION:1 ... : Good sound insulation. First choice for materials of insulation protective screen in highways in China and abroad. MORE INFORMATION,PLS BE ...