HEAVY DUTY DOOR
|1. Install in the big factories, airports, hospitals of radiation prevention door and many other large door applications.
2. Second System - Equipped with the spare motor and control box to support when the main system is faulty.
3. Safety Function - Push "Emergency stop switch," Door will stop immediately at any position.
4.Hanging Twin Wheel installs in two sides of the door panel, can balance the heavy Door weight well.