topwindow balcony skyview hand electric automatic operation aluminum house windows blinds aluminium roof window skylight factory on China WDMA Type:Basement Windows What are they made of

What are they made of

functionality and value for money

Thickness:    Single:3mm~12mm

heat transferring and fluorocarbon coating in different colors according to customers requests

which is the unique feature of China

topwindow balcony skyview hand electric automatic operation aluminum house windows blinds aluminium roof window skylight factory on China WDMA Type:Basement Windows What are they made oftopwindow balcony skyview hand electric automatic operation aluminum house windows blinds aluminium roof window skylight factory Product Description Brand Top Window Skylight Type parallel sliding or casement Opening style Hand or electronic Color stocked color or customization Size Normal Size or customization Profile A. Aluminum alloy, 6063 T5, can be thermal break B. Wall thickness: 1. 2, 1. 4, 1. 6, 2. 0mm, can be customized C. Surface treatment: