[China Aluminum Industry Network] Prevention of Common Leakage of Aluminum Alloy Doors and Windows: Improper Selection of Filling Materials

Aluminum alloy door and window frames with the wall to ask the wrong choice of filling material, or filling is not dense, causing leakage. At present, a small number of construction units still use the installation method of steel doors and windows, with cement mortar filling gaps. Under the influence of temperature, aluminum profiles and cement mortar joints produce temperature cracks, resulting in leakage, with cement mortar filling gaps, but also lead to aluminum profile corrosion, window frame deformation, condensation and other conditions affect the sound insulation effect.

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