Precautions for installation of aluminum alloy doors and windows:
1. Before installation, the construction shall be carried out according to the plan, and the varieties, standards, opening direction and support pieces of spring doors shall be checked.
2. The installation of aluminum alloy door and window frames shall be carried out after the wet work such as indoor painting and outdoor painting, and the installation of door and window sashes shall be carried out after the painting of door and window frames. The civil engineering party shall pop up the vertical lines, horizontal lines and inlet and outlet lines of doors and windows in front of the door and window frame installation, and provide the main lightning protection connection points.
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