The Italy Luo kedie energy-saving doors and windows system, not only can be made in the window, outside the window, and the handle handle sash, drive the hardware device to achieve the corresponding rotation movement, the window sash can open or dump open to a certain angle ventilation function to the indoor indoor Ping; when the sash, inverted state, make the room with the nature of the circulation of air, indoor air fresh, and eliminate the rain from entering the room; at the same time convenient to clean the windows. It is suitable for exterior walls and windows of high grade residential buildings and villas.
Ultra national standard aviation titanium magnesium aluminum alloy material
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