--HSD aluminum alloy hard fast door - a new metal industrial door that combines speed, energy saving, sealing, wind resistance and environmental protection. It has high reliability and practicality, and its operating speed is more than 6 times that of industrial sliding doors. , relying on work efficiency, hard fast doors are gradually replacing industrial sliding doors.
According to the use of the site, the color of the fast door can be selected arbitrarily
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If any abnormalities are detected, please stop the operation immediately! Pay attention to safety.
When there is an obstacle below the fast door, the door body remains open.
When there is an obstacle below the fast door, the door body remains open.
When there is an obstacle below the fast door, the door body remains open.
When there is an obstacle below the fast door, the door body remains open.
When there is an obstacle below the fast door, the door body remains open.