1. Beneficial for lighting and ventilation, the opening area can generally reach 50% of the entire window;
2. Space saving, sliding windows open in one plane, so they do not occupy external and internal space, and hanging curtains is also particularly convenient;
3. Easy to clean, the movable fan can be disassembled for cleaning;
4. The price is not high, and products of the same grade are cheaper than casement windows;
5. Sliding windows do not occupy indoor or outdoor space and can be freely controlled for opening area. They are easy to operate and are particularly suitable for window sills. Folding and opening doors and windows is suitable for larger spaces. When opening and closing doors and windows, they slide along the track and are easy to operate.