1. The profiles and wall thickness of aluminum alloy doors and windows should meet the design requirements. The accessories used should be made of stainless steel or galvanized material.
2. The installation of doors and windows shall be horizontal and vertical, and there shall be certain gaps between the walls of the cavern and the wall of the cavern. Cement mortar shall not be used to fill in the gaps. It shall be filled with dense materials, and the surface shall be sealed with sealant.
3, aluminum alloy door and window frame must be firmly installed, the number of embedded parts, location, burial method and frame connection method must meet the design requirements, in the masonry, installation of doors and windows is strictly prohibited with a shot screw, aluminum alloy doors and windows opening direction, installation position The connection method should meet the design requirements.
4, aluminum alloy doors and windows, must be firmly installed, push-pull fan must have a reliable anti-shedding measures. Door and window sashes should be flexible, closed and tight, with no upturns and no fans.
5, aluminum alloy doors and windows surface should be clean, smooth, smooth, consistent color, no rust, no scratches, no bumps.
6. The rubber sealing strip of aluminum alloy door and window sash should be installed in good condition and must not be crimped and grooved.
Doors and windows installation decoration supervision windows and doors aluminum alloy stainless steel home improvement
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