Unique, patented design principle:
-The door opens and closes together with the travelling motor;
-Greater durability thanks to the low-wear gear technology on account of the travelling motor;
-Safety Lock System (the emergency release can be engaged and disengaged in any position along the carriage) and offers, for instance, security in the event of power failure;
-Self-locking motor, thus secure against burglary, no additional locking mechanism necessary;
-Extremely quiet opening and closing;
-Outstanding quality.