Polycarbonate sheets and other thermoplastic sheets are particularly strong and robust. Polycarbonate sheets weigh around six times less than glass-based equivalents and are stain-resistant. Polycarbonate sheets can be used for both roofs and walls. A variety of colors, profiles, and sizes are available for polycarbonate roofing sheets. To buy high-quality polycarbonate sheets visit, ocip.com/distribution/materials/polycarbonate/.