What are aluminum alloy doors and windows

Aluminum alloy doors and windows, abbreviated as aluminum doors and windows, are made of aluminum alloy profiles through certain processes. There are five types of aluminum alloy doors and windows: sliding aluminum alloy doors, sliding aluminum alloy windows, swing aluminum alloy doors, swing aluminum alloy windows, and aluminum alloy floor spring doors. Each type of door and window is divided into basic doors and windows and combination doors and windows. Basic doors and windows include frames, sashes, glass, hardware accessories, sealing materials, etc. Combination doors and windows are composed of two or more basic doors and windows combined into other forms of windows or connected doors.