The types of windows include skylights, fireproof windows, broken bridge aluminum doors and windows, plastic steel windows, floor-to-ceiling windows, etc.1. The skylight has high lighting and ventilation efficiency, and the side windows are light in weight. It can be summarized as zenith, collision and depression.2. Fire-proof windows refer to windows that can meet the requirements of fire-resistance stability and fire-resistance integrity within a certain period of time together with the frame.......