● the large drop ladder design is adopted to lower the track to enhance the water tightness of the window without fear of typhoon weather.
● stainless steel guide rail creates mute to make it push and pull smoothly like silk.
The screen window is easy to clean. 0.8mm steel wire can prevent mosquitoes and flies and enhance the safety of the whole window.
● various designs of internal fans can be equipped with different glasses.
● the lap joint of the inner leaf improves the air tightness of the doors and windows through the special design.