Purchase broken bridge aluminum doors and windows two problems that cannot be ignored before
First, if you have enough time to buy before broken bridge aluminum doors and windows, you 'd better go to the regular processing factory to have a look., you can not only see materials, hardware, car window shade, but also see the process of making doors and windows. The most important thing is that the price is the ex-factory price.
However, most of the doors and windows purchased in the building materials market cooperate with manufacturers. They only receive orders and do not process them, thus earning intermediate expenses. The materials placed in the exhibition hall can only see broken corners, A large number of materials cannot be seen, and of course a series of processing processes cannot be seen.
Second, pay attention to material selection before purchasing broken bridge aluminum doors and windows, the material wall thickness of regular manufacturers is greater than or equal to the national standard 1.4mm, and the quality is guaranteed after-sales and guaranteed.
If you go to the building materials market to buy broken bridge aluminum doors and windows, you must polish your eyes, because although the caliper used in the exhibition hall is within the national standard, it cannot be guaranteed 100% during the production process, because the competition in the exhibition hall is very fierce, merchants will take relative measures in order to retain customers. Of course, they can cooperate with the factory or with xiao zuo, in order to save costs, the wall thickness of materials is usually 1.2mm, so that the quality will not reach the standard, let alone after-sales.
