Detailed Product Description

1)  Advantage of sectional door: open vertically upwards,parallel to the ceiling; it can make full use of space inside.

2)  Good warm keeping effect: sandwich panel, environmental protection foam material.

3)  Good Seals: sealing strip around and built-in can protect door from erosion by blowing sand and rainwater.

4)  Exquisite and multiple windows: provide lighting windows of various specifications, sizes and styles. It is national patent and only possessed by us.

5)Perfect balance system:the door body, motor and torsion spring are made into one to make it perfect and credible.