Sliding window is not a fixed window?
Be fixed. Fixed window is not open, sliding window can be pushed around the pull. Inward or outward is called flat window
This is not strict rules, generally do not need to install this fixed window, if any, will usually be installed in the kitchen
Hello, the sliding window is not a fixed window, the so-called fixed window is fixed glass in the glass can not move on top of the glass, and can generally enhance the lighting of office space
