- Designation of doorsIndustrial
Wong Brothers ASD automatic sliding door is easy to operate, trouble free, powered by heavy duty motor with intelligent self-learning microprocessor and battery for power backup.
Push button opening and closing with selectable automatic closing is installed at outside and pull cord opening at inside.
The door leaf is insulated with high-pressured injected CFC free polyurethane, finished with food safe polyester coated hot dip galvanized steel sheet, protected with 300mm high aluminum chequer plate, and factory fitted with a canter-level handle for easy opening, a fixed pull handle for smooth closing and internal safety handle.
Door track is made of rust proof aluminum with 'close-tight' feature and supported on custom aluminum door frame with anti-condensate heater.