We all know that when the house is decorated, the later acceptance is very important, especially the acceptance of aluminum alloy doors and windows. So, what should we pay attention to when we check and accept the aluminum alloy doors and windows?
1： Check the frame of the door and window
The frame installation of doors and windows will directly affect the firmness of the whole set of doors and windows. The inspection of the frame can be conducted from its firmness, flatness, airtightness and tightness.
1. Check the vertical flatness of door and window frame:
Check the verticality range of the door and window frames with the vertical measuring ruler. Generally, the allowable deviation of the front and side verticality of the door and window frames is 2.5mm, the horizontal allowable deviation of the door and window transom is 2mm, the allowable deviation of the elevation of the door and window transom is 5mm, and the allowable deviation of the vertical deviation of the door and window from the center is 5mm.
2. Check the tightness of the connection with the wall:
Check whether the joint between the door and window frame and the wall is tight, and the edge of the door and window frame can be checked by the combination of reflector and expansion pipe. If the gap is too large, sealing agent can be used to seal it.
2： Check door and window sashes
The surface quality of aluminum alloy doors and windows directly affects the decoration effect of the whole wall after installation. The appearance inspection of aluminum alloy doors and windows includes the inspection of surface cracks, deformation and installation of window glass glue. The following are the specific operations of inspection: