(PresseBox) (Passau, )This system is especially developed for motor driven flaps and windows. And the development goes on and makes a step forward in a more safety and flexible use. You can use this system either in natural smoke and heat vent systems or in natural vent systems. PRO Sense is well known in glass louver systems also. It protects persons who are in the area of moving parts of motor driven openings. With this electronic part you chose the most safety way of protection.