... Impact Resistance: 850J/m 10 years warranty with UV protect CMAX - Transparent Roofing Sheet includes Hollow Polycarbonate Sheet, Solid Polycarbonate ... Hollow Polycarbonate Sheet: Thicknss: 4mm-40mm Inner Structure: Rectangle, Diamond, X, Plug-Pattern, U-Structure Color: Clear, Opal, Green, Blue, ... Red and so on Corrugated Polycarbonate Sheet Thickness: 0.8mm-1.8mm Profile: 76-19, 78-17, 32-10, 62 ...