108系列单隐系统窗纱一体内、外平开窗特点：
108 series single hidden system window screen integrated internal and external casement window features:
1. Tianrui 108 series has a structural depth of 108mm, a maximum visible surface of 173mm and a wall thickness of 1.4mm.
2. The design adopts a stepped hidden drainage structure to avoid rainwater flowing indoors. It has a variety of glass configurations to improve the thermal insulation performance. S304 steel mesh can be placed inside and outside the integrated window.
3. C-type PA66 thermal insulation strip is adopted to improve the thermal insulation performance and become a necessary part of stepped drainage.
4. The frame and fan are integrated in the room in parallel, effectively improving the energy saving of the window, and the square lines are simple and beautiful. The thermal insulation adopts trailing rubber strip and three-way sealing structure to effectively reduce the heat loss caused by air convection.
5. The inner and outer frames adopt mechanical corner code to form corners, and the surrounding gluing process strengthens the air tightness and water tightness of corner connection. Lock the corner code of the mullion to increase the wind pressure resistance and water tightness of the mullion connection.
