... % for clear color different thickness 4)Good heat insulation 5)UV blocking layer : 50μm ,can filter about 99% ultraviolet radiation in ... sunshine 6)The minimum bend radii for different thicknesswith standard size ... ,Window Replacement,Domes,Shelters,Canopies,Sheds,Walkways,Carports,Sunrooms Two Layer Polycarbonate Hollow Sheet