The sliding door fan slides in the groove-shaped guide rail, so that the guide rail up and down sliding door can be smooth with the wall, and the appearance is beautiful. If it is outside the wall, the upper and lower guide rails will leak out. In appearance, it is OK from the outside to the inside. It is very ugly to look at the side of the guide rails. Practically, the sealing is not as good as sitting in the wall.
Due to the external wall of the villa, it is inevitable to expose to wind and rain for many years, which will greatly reduce the life span of sliding door. Therefore, we seldom see people using sliding door to make the gate of the villa. In addition, the use of the villa gate sliding door will also affect the beauty of the whole villa to a large extent. Imagine that if a villa, the gate is manually pushed and pulled every time it enters and exits. When guests come, they feel so old-fashioned. Ordinary and relatively rich people use internal doors, and at the same time, they all add electronic cameras to open doors automatically. As shown in the following figure:
Sliding door is rarely used. If there is a need to drive in and out, it is only the way to open the door. We also often see this in TV. This is beautiful, elegant and elegant.
