How to accept the thremal break aluminum doors and windows after installation?
How to accept the thremal break aluminum doors and windows after installation? The last point is especially crucial!
First, after the opening fan is closed, press the four corners to keep it still, and use a piece of A4 paper to sandwich the opening fan, and it cannot be pulled out to prove the seal is qualified.
Second, check whether the screws of the sliding brace are full, and one less is not enough. The window opening must also be equipped with an anti-fall rope to prevent the window sash from falling and hurting people.
Third, check whether the hardware handle switch is smooth.
Fourth, tap and press the glass. Especially the large glass, observe whether there is any obvious shaking, and the glass that can dance should not be used. Typhoon days can make you tremble.
Fifth, check whether the screws are hit on the heat insulation strips. Many people have stepped on the holes here. If they are hit on the heat insulation strips, the heat insulation and safety of your windows will be greatly reduced.