断桥铝合金门窗防风沙、抗风压。内框直料采用空心设计、抗风压变形能力强 ，抗震动效果好。可用于高层建筑及民用住宅，可设计大面积窗型，采光面积大；这种窗的气密性比任何铝、塑窗都好，能保证风沙大的地区室内窗台和地板无灰尘。
The aluminum alloy doors and windows of the bridge are sand proof and wind resistant. The inner frame straight material adopts hollow design, has strong resistance to wind pressure deformation and good anti vibration effect. It can be used in high-rise buildings and residential buildings. It can be designed with large area windows and large daylighting area. The air tightness of this window is better than any aluminum or plastic window, and it can ensure that the indoor windowsill and floor in windy and sandy areas are dust-free.