With the deepening of the aluminum alloy doors and windows market, more and more families choose to install aluminum alloy doors and windows when they decorate, but the problem is how to choose high-quality aluminum alloy doors and windows? Next, let's have a look at the selection method together with the doors and windows of Xinhaoxuan.
1、 Qualification certificate
Qualified business service will be more guaranteed. When purchasing aluminum alloy doors and windows, it is better to ask for production license from the manufacturer. Don't be greedy for temporary cheap price. If there are quality problems in doors and windows, you will have to admit that you are in bad luck.
2、 Hardware accessories
High quality aluminum alloy doors and windows are made of metal with high strength, smooth appearance and durability. Pay attention to check whether the welding angle of aluminum alloy doors and windows is firm, neat and beautiful, whether the hardware is complete, whether there is steel lining, etc.
3、 Look at the color
Generally speaking, the surface of high-quality aluminum alloy doors and windows is bluish white, which is not the white in your impression. If the surface of aluminum alloy doors and windows is snow-white and dazzling, it shows that the sunscreen ability of profile is not strong. This material contains too much calcium, which is easy to aging, deformation and brittle after a long time. The profile of good quality aluminum alloy doors and windows has smooth appearance, straight inner wall and thick profile. If the profile has bubbles, bruises, cracks, etc., it is of poor quality, such as concave and convex pits, wavy edges and so on. Its service life is short, and it will affect the appearance. It is not recommended to purchase.
The sealing performance of aluminum alloy doors and windows is particularly important. If the quality of doors and windows is poor, the rainwater will seep into the room, causing mildew on the interior walls. Therefore, as far as possible to buy high water tightness, high air tightness, profile section of small sliding window.
Today's door and window selection knowledge is over here, do not know if you have learned it? Let's go to the building materials market for inspection.