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OEM Service vertical opening window wall aluminium aerofoil louver blade price on China WDMA
BALLEDE airfoil louver systems can be fixed or adjustable, allowing the angle of the louvers to be changed to provide increased levels of solar control. This type of system is more appropriate for east / south-east or west / south-west facing elevations . MATERIALS: Aluminum alloy 6063-T5 OPERATION...
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