1. The width of profile edge seal is 87mm, and the thickness of profile wall is 20mm;
2. The lower slider of this series has flat rail, high and low rail, wide rail and narrow rail;
3. Various slots such as single glass and hollow glass are available for the glass slot of this series;
4. This series can be installed with bar lock and crescent lock;
5. This series can be used for splicing window and bay window.
6. The consumption of aluminum of this series is 5.0kg/m2 according to 2.0mm wall thickness and 2.5m x 2.0m bright window.