Doors and windows communicate with the indoor and outdoor environment, and the outdoor environment affects the choice of doors and windows. China has a vast territory, and there are differences in climate and environment between the north and the south, so there are also differences in the choice of doors and windows.
The temperature in the north is low, very cold in winter, and the temperature difference between day and night is large; dry; The wind and sand are heavy, and there are often sandstorms.
The south is warm, and some places have high temperatures, such as Hainan; Typhoons often blow, especially in coastal areas; Moist; There are many mosquitoes.
According to these climatic characteristics, the doors and windows in the north and South regions focus on performance.