Corrugated PVC sheeting is an extremely economical roof light system and is perfect for usage in cool climates. It can provide superb weather resistance, light exposure and excellent durability. It’s very lightweight and unbelievably easy to handle and simple to install. The standard 3″ profile is the most common form of corrugated roofing and is a very low cost option. Corrugated sheeting is perfect for garden sheds, garden structures, car-port roofing and lots of other applications.