RWE SCHOTT Solar have recently introduced the SunRoof◐ FS, a freestanding solar electric system for flat-roof commercial and public buildings. The new system allows users to maintain the integrity of their roofs by eliminating roof penetrations while providing an economical means of generating electricity. The system’s lightweight mounting structure (less than 4 lbs per square foot) is comprised of rugged materials and a stainless steel base that will withstand UV radiation and high temperatures as well as high winds or earthquakes. The SunRoof◐ FS system’s solar arrays are tilted to provide better power generation with maximum cooling and drainage. The open-air structure of the system allows for air circulation and cooling beneath the modules and easy access for inspection and roof maintenance. The SunRoof FS has a 5-degree tilt angle, even on flat rooftops, which improves system performance, generating up to 4% more energy than a flat array. It also has increased output due to cooler operating temperatures. The systems are available in standard 30, 45, and 100 kW sizes and can be customized to meet any energy requirements. RWE has secured a provisional patent for the SunRoof FS design, and has full patent applications for the FS design pending before US, European, and Japanese patent authorities. This is a short news story only. Visit www.re-focus.net for the latest renewable energy news.