球盟会

The width of the frame is 98mm, and the wall thickness of the section is 1.4mm 1.6mm.
This series is a three rail belt sliding window.
There are high and Low tracks, wide and narrow tracks.
The width of the glass notch is 8mm, which is suitable for single glass.
This series can be equipped with lock and crescent lock.
1.5m * 1.8m with bright windows (with screen windows) per square consumable 6.601kg;