Sealing performance of aluminum alloy doors and windows:

1. Air tightness, 2. Water tightness, 3. Thermal insulation, 4. Sound insulation.
Good durability, easy to use and maintain. Aluminum alloy doors and windows do not rust, fade, or fall off, and require almost no maintenance. The service life of spare parts is extremely long. The decorative effect is elegant. The surface of aluminum alloy doors and windows is coated with artificial oxide film and colored to form a composite film layer. This composite film is not only corrosion-resistant and wear-resistant, but also has a certain degree of fire resistance and extremely high glossiness. Aluminum alloy doors and windows, due to their light weight, precise processing and assembly, are easy and flexible to open and close without noise. In line with the trend of modern people pursuing an elegant style in decoration.