WT System consists of single walled polycarbonate plates with UV protection on one or both sides and in various forms such as waved and trapeze grooved structures. With its compatibility to metal roof plates and extreme light permeability, it provides solutions for technical illumination problems. Securing accessory series completes quick and secure assembly. It is a perfect option for versatile areas that do not require heat isolation, such as depots, greenhouses, fertilizer production farms and terraces.