Product Description

1. Innovative technology and exquisite technology upgrade breakthrough, to make the appearance more attractive, so that the performance is more powerful, realizes flexible opening, convenient use and safe anti-theft functions.

2. the principle of equal pressure reduction between the outer frame and the internal fan improves the air tightness of the doors and windows, the torque resistance of the profile itself, and the impact of falling hammers.Ensure that doors and windows are not easily broken in cold areas.

3. The door frame adopts a three-cavity design with Unique sinking drainage system allows water flow from top to bottom, refuses seepage and prevents rain irrigation




 

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