Many owners do not attach importance to the project of door and window acceptance. In fact, the acceptance of aluminum alloy doors and windows is a very important link. If the installation of doors and windows is not firm, it will bring some potential safety hazards. Therefore, after the installation of aluminum alloy doors and windows decoration team, the owner should check and accept according to the specifications. If any problems are found, contact the merchant, solve the problem as soon as possible.
I. Aluminum alloy door and window frame inspection
1. Appearance inspection
Check that the specifications, sizes, brands, colors and hardware accessories of the installed aluminum alloy doors and windows should be consistent with the design drawings. Whether the surface is clean and smooth, without scratches, scratches, glue or mud, no Rust or scratches.
2. Seal inspection
The contact between the sealing strip and the glass and the glass cut should be smooth, not curly, grooved, the sealing strip must be in close contact with the glass, and the joint connecting with the profile and joint gap should be less than or equal to 1mm.
II. Inspection of aluminum alloy doors and windows
1. Border vertical straightness check
The vertical measuring scale is adopted to check the range of vertical and horizontal window frames. Generally, the vertical tolerance of the door and window frames is 2.5mm, and the allowable deviation of the horizontal and horizontal window frames is 2mm, the height tolerance of the horizontal frame of doors and windows is 5mm, and the allowable deviation of the center is 5mm.
2. Strict density inspection of connection with wall
Check whether the joints between the frame of doors and windows and the wall are tight, and whether the sealant at the joints is well laid. The gap between the door and window frame and the wall should be filled with full, and the material used for filling should be elastic, and cement mortar should not be used for caulking.
3. Aluminum door and window lock inspection
First, check whether the installation position of lock is correct and whether there is anti-reverse. Check whether both sides of the lock are installed and whether there is dislocation. Then shake the door and window lock to see if there is looseness.
Four, aluminum doors and windows manufacturing belt inspection
Move the doors and windows by hand, check whether the doors and windows are in normal use, and whether the shaking doors and windows feel the process of abnormal resistance and sound; Then change the strength of the windows and check whether the doors and windows can bear different forces.
The top ten brands of aluminum alloy doors and windows-Sao Paulo doors and windows introduced advanced door and window technology production lines from Germany and Italy, adhering to the rigour of German style and manufacturing under the 6s standard management mode. Multiple product inspection procedures are not only the guarantee of quality, but also the ultimate pursuit of detail processing. Whether it is a window or a door, it is a multi-performance combination product, which integrates mute, watertightness, air tightness, wind pressure resistance, heat insulation and energy conservation. Sao Paulo doors and windows have always been persistent and sincere in quality. Harsh, only responsible for quality; Rigorous, only responsible for quality life. A wonderful match of one color and one color, a fine polishing of one corner; The ingenuity is meticulous, creating a 360 ° Shujuhome space for you. Sao Paulo doors and windows are aluminum alloy doors and windows join the preferred recommend.
