Libart Panora-View systems are vertically retractable window systems. These systems are also called Guillotine systems. Libart Panora-View systems are manufactured with 32mm insulated glass. The system has a unique motion system the screw drive system provides high security. The system also has photocells that provide extra security during operation. Because of the screw drive and motor system Libart Panora-View systems can operate as a window or as a door.