The FLEX Series module is a CIGS based flexible thin-film PV module that provides high power density for many types of roof applications. The panels are the highest efficiency, flexible, thin-film product on the market today, with >16% cell efficiency. The FLEX-M Series module bonds to the roof surface with a simple peel-and-stick adhesive. The FLEX Series module is IEC 61646 & IEC 61730, UL 1703 and Class A over TPO: Slope 2.5:12 certified.