Scribing positioning
according to the installation aluminium windows position, size and elevation in the design drawing, measure the window edge line to both sides according to the window center line.
Water-covering installation
water covering refers to the profile that covers the upper part of Casement to prevent rainwater from penetrating into the room. According to the requirements of the construction drawings, fix the water on the aluminium windows, and ensure that the position is correct and the installation is firm.
Anti-corrosion treatment
when doing anti-corrosion treatment on both sides of aluminum window frame, it should be carried out according to the design requirements. When the design is not required, it is necessary to apply anti-corrosion materials, such as rubber-type anticorrosive paint, or paste plastic film for protection. Prevent joint filling cement sand and paste from directly contacting the surface of aluminium windows, resulting in electrochemical reaction corrosion of aluminium windows.
Adjust installation position
install aluminum window frame according to the fixed window positioning line. And adjust the horizontal, vertical and diagonal length of the window frame in time to meet the quality standards, and then temporarily fix it with wooden wedge.
Fixed position
when there are iron parts embedded in the wall, the aluminium windows iron feet can be directly welded with the embedded iron parts on the wall, and the welding parts need to be rustproof; When there are no embedded iron parts on the wall, metal expansion bolts or plastic expansion bolts can be used to fix aluminium windows iron feet to the wall.
Gap treatment
aluminium windows after installation and fixing, the concealed works should be checked and accepted first, and the gap between the window frame and the wall should be handled timely according to the design requirements.
Casement and installation of window glass
casement and window glass shall be installed after the completion and acceptance of the wall surface finishing at the entrance. Sliding window after the window frame is installed and fixed, put the whole Casement with glass into the frame sliding chute, adjust the gap with the fan, and open and close smoothly.