Aluminium Bi fold Window Fold Up Glass Windows American Vertical Roll Up Grid Folding Window For Bar Shop Coffee on China WDMA Type:Other Hysun Expandable Container Brief:

Hysun Expandable Container Brief:

and anti-corrision

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Aluminum alloy Track

Aluminium Bi fold Window Fold Up Glass Windows American Vertical Roll Up Grid Folding Window For Bar Shop Coffee on China WDMA Type:Other Hysun Expandable Container Brief:Topwindow Aluminium Bi fold Window Fold Up Glass Windows American Vertical Roll Up Grid Folding Window For Bar Shop Coffee Manufacturer&Desginer Structural features: 1. Adopt double guarded design, to increase the wind resistance index. 2. Use the open wood technology for splicing frame, and use imported waterproof glue before splicing, the colloid is fully extruded when we fasten screw, so the waterproof problem is solved. 3. Profile adopts European