Common sense that doors and windows must know.

1. Materials for doors and windows: There are many kinds of materials for doors and windows, such as wood, aluminum alloy and plastic steel. Different materials have different characteristics, advantages and disadvantages, and factors such as using environment, budget and personal preference need to be considered when choosing. 2. Models of doors and windows: There are many models of doors and windows, including sliding doors, sliding doors, folding doors and revolving doors. Different models are suitable for different occasions and needs, and space, frequency, safety and other factors need to be considered when choosing. 3. Installation of doors and windows: The installation of doors and windows requires professionals, and the installation quality directly affects the service life and safety of doors and windows. When choosing doors and windows, we should consider whether there is professional installation service and after-sales service. 4. Maintenance of doors and windows: Maintenance of doors and windows can prolong service life and beauty. Generally speaking, it is necessary to clean the surfaces and tracks of doors and windows regularly and apply maintenance oil. At the same time, we need to pay attention to avoid hitting the doors and windows with hard objects and pulling the doors and windows too hard. 5. Safety of doors and windows: The safety of doors and windows is very important. To choose products that meet national standards, pay attention to the quality and safety of locks, glasses and other parts of doors and windows. In the process of use, we should pay attention to whether the doors and windows are locked and whether there are abnormal conditions such as abnormal sound.