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The width of the outer frame is 67mm and 100mm, and the wall thickness of the section is 1.6mm;
The border and ier fans are cut by 45 degrees.
The window shape has many cambered surfaces with beautiful appearance.
This series can be used to open windows, open windows and open doors.
The glass notch 27mm is suitable for insulating gass.
And the sealing performance is better than the general sliding window.
1.5m * 1.8m standard window type per square consumable 10.949kg;