好吊色视频免费观看,少妇人妻日韩,精品国自产,欧美三级片一区二区,久久草在线播放,日韩一本二本三本视频,9191精品在线,狠肏美女视频,色婷婷在线资源

1. The width of profile edge seal is 80mm, and the thickness of profile wall is 1.0mm, 1.2mm and 1.4mm;
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 4.9kg/m2 according to 1.2mm wall thickness and 1.5m x 1.5m bright window.