MultiLux-549 modular multiwall polycarbonate panels with UV protection on both sides are designed for vertical or sloped roof and wall applications. Aluminum profiles and accessories that have been produced for MultiLux-549 polycarbonate panels especially are presented together with MultiLux-549 polycarbonate panels. Ventilation is maintained by the opening window profile system. With MultiLux-549 system, wide lighting area projects can be completed safely against heat, wind and water with continuous transparency.The installation of MultiLux-549 system creates easy, flawless and excellent solutions by its male-female assembly method.