1.Strong and : Polycarbonate roof panels are made of polyester resin and highquality fiberglass materials. The panel surface is flat and smooth, with a thickness of about 0.3 in/0.8mm. It is impactresistant and not easy to break. 2.Product: Transparent plastic roof panels have the characteristics of high transparency. The panels are not easy to yellow and can be used for a long time. Our polycarbonate panels allow light to pass through but are filtered through and can protect anything you own from harmful. 3.High Strength Protection: The toughness of the transparent panels for greenhouses is not indestructible, but it can withstand the impact of gravel and hail. The garden roof panels are transparent and weatherproof. The transparent roof panels can withstand various temperature changes and climate changes. 4.Easy to Install: Polycarbonate greenhouse kits can be bent, cut, heat cured and cold formed. Polycarbonate roof panels can be cut to the desired shape or size for easy installation with PVC pipes, metal corner posts, columns or smooth finished products in a structure on rigid members.