Surface treatment: electrophoresis, electrostatic powder and fluorocarbon coating
Glass: float hollow (automobile rank)
Energy-saving aluminum:
5mm + 6A + 5mm
5mm + 9A + 5mm
5mm + 12A + 5mm
Ordinary aluminum: 4 to 8mm
Adapts low-E glass, hollow glass filled with inert gas or bullet proof glass according to requirement
Accessory: middle high accessory from domestic reputable manufacturer, imported from European reputable manufacturer, such as Roto Siegenia from Germany according to requirement
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