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Anonymous users2024-01-24The security door with air window is mainly used for the middle door type of one ladder and three households, because most of the middle doors do not have a rear window, and the security door with air window is mainly for ventilation.
If it is not a medium portal type with one ladder and three households, there is no need to install an anti-theft door with a gas window.
Since the landlord knows that the ventilation in the north and south will be better, then it will definitely leak air Of course, it will not be soundproofed when it is open, and of course the dust will come in This needs to be weighed by the landlord himself
In fact, the anti-theft effect of the anti-theft door with the anti-theft air window is similar to the anti-theft effect of the ordinary anti-theft door, but the anti-theft door with the air window belongs to the non-standard door, and the non-standard door can not be marked with the grade (A, B, C, D), and consumers may think that the anti-theft effect is worse than the ordinary anti-theft door. >>>More
It depends on what kind of anti-theft door you sell, what specifications and grades, home or enterprise, what kind of target users you are facing, and then prescribe the right medicine to promote the target customers.
Look at what level, about 3300 for grade A, 2800 for grade B, 2500 for grade C, and 1600 for grade D
There are many types of anti-theft doors, steel anti-theft doors, stainless steel anti-theft doors, cast aluminum, copper doors and so ......on