伊人国产综合视频_欧美 亚洲 国产 日韩 综AⅤ_国产三级自拍国外亚洲成AV人片在线观看_亚洲中文字幕一区二区在线_最猛性做片性视频_亚州无码男人在线视频_色香色欲之天天视频_国产免费无码va电影_日韩欧美校园另类_91国内揄拍国内精品对白

—— Building profiles

WJY50 casement door and window

Product characteristics:

1. The system includes horizontal pivoting window, out-opening casement window, out-opening top-hinged window, inside-opening double acting door, out-opening flat opening door and various corner, splicing and strengthened profiles. All vertical hinged door
and window projects can be achieved with this system.
2. The system includes 14.8 series and 16 series according to the width of insulation strip. Please indicate when selecting.
3. All kinds of doors and windows in this system have top performance of the same kind of products at home and abroad in strength, air tightness, water tightness, sound insulation and heat preservation. They are high-performance products of vertical hinged doors and windows.
4. The aluminum alloy buckle has arc and lace right angle type. The width of the three glazing bead s has various specifications, and is universal for the opening leaf and fixed parts of all the doors and windows in the 50 system.
5. The sealing strip of the opening leaf and the sealing strip of the glass are universal for all windows and doors of the 50 system.
6. There are hidden anti-theft bolts in the opening seams of the leaf and frame of the double acting door, door can not be opened without keys even the hinges of the door are disassembled, therefore, they have ideal anti-theft function.
7. Under the premise of ensuring that the aluminum alloy glazing beads are all in the indoor direction, the system can realize the engineering needs of changing the inward opening to out-opening or out-opening to outward opening, and is equipped with the rotating profile for changing the bright window glazing bead of the out-opening vertical hinged door and the top-hinged window. It can keep the bright window glazing bead at the indoor side without overturning the frame, which is convenient for replacing glass with better anti-theft performance.