The outer frame is 90 mm, 110mm, 120 mm, 140 mm, and the wall thickness of the section is 1.4mm.
The border and ier fans are cut by 45 degrees.
A variety of outer frame and fan material can be selected.
This series is an open and open window screen integrated with an independent hand Lock.
With the screen of the diamond net, the anti-theft gilel can be added in the middle.
The glass notch 27mm is selected acording to the width of the outer frame.
1.5m * 1.8m standard window type per square consumable 10.11kg;
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