aluminum sliding door

1. This series is high request of track and opening area to the sliding door.

2. It is designed into 3 tracks,wider and thick with the window frame.

3. There is a theft proof sheet on the top-track,increasing the sash safety a lot.

4.Top-track is designed in dentation,it is more rationalization to be assembled with strip and enhance the waterproof,airproof performance while plus pressure and minus pressure.

5. Down-track adopts the taper broad gauga to bear the heavy,seal and slide smoothly,and the track profile is designed to be dentation to enhance the waterproof,airproof performance while plus pressure and minus pressure.

6. Interior frame track increase a automatic"Up-Down"sealed valve,which will be at "Down"position when under a good weather,to prevent the pollution of weather trip and as a cover for the scupper;and will be at "Up”position automatically when the plus pressure increase under a bad weather.Clinging to the bottom of interior width and the edge of sliding track,the more worse weather,the more excellent airproof performance,that more rational&environmental.

7. Up-and-down track striker use the interior broad weather trip,it would be more quiet,freely and stably while sliding.

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