Meet the CABRIO Balcony Roof Window: an innovative solution that opens to create an instant roof balcony, breathing new life into your boring rooms. The top part opens for ventilation while the bottom opens outward to create a roof balcony. It can also be used as an emergency exit.
The GDL CABRIO roof window lets you get some fresh air and enjoy the view. The above GIF shows how it works. More information is available here.