The occurrence of wind and therefore result in shutter door that the wind blows hit with a canvas structure as the majority and do not have a safety shoe with this edge, the edge of plastic stuck to the canvas dropped out.
The wind As a result, the wind hit the shutter door, which is structured as a canvas for the most part and there is no reason such a safety edge shoe. As a result, the plastic rim attached to the canvas out.
The wind, so as to make the wind hit the canvas shutter door structure is mostly and no safety edge shoe for such reasons. The plastic edge attached to the canvas come off.