The 68 side-hung profile with 3-sealing structures：

1、The main profiles are designed as 6-cavity and 3-sealing structures, and the thickness of visible surface could reach 2.8mm. Additional middle sealing can separate the watertight and airtight to improve the watertight and airtight effect of window. 　

2、Adopted multi cavity and layer glass design to increase the warm-keeping performance and avoid fog & frosting , thus the sound insulation of the window could be improved efficiently.

3、Reasonable steel lined structure ensures wind pressure resistance of window.

4、The design of high performance long adhesive tape for middle sealing structure could extend the service life.

5、Adopting Different size bead make the profile could assemble with different glass.

6、Adopting Co-extrusion, painting or tectorial membrane could make the color be more plentiful.

7、The installation places of accessories are designed with standard, and easy to purchase. The profile could be designed as the inward open, outward open, top side sung, bottom side sung

8、Bigger production ratio are better for market explore.

9、Streamlined design and mitre soft joint make window and building more perfect.