How about Nanjing Aosidun doors and windows?

Quite good, in fact, judging the quality of doors and windows mainly depends on these points:

1. Look at the thickness

The thicker the aluminum profile, the greater the strength. Needless to say, correspondingly, the mute effect of its doors and windows will be better. When you buy it, you can test the thickness through the section of aluminum profile.

2. Hardware accessories

Doors and windows need to be opened frequently, so opening them easily and smoothly will make people feel very comfortable and have no noise. Fu Xuan door and window products can slide smoothly through the anti-swing positioning wheel, which effectively prevents the door leaf from swinging when pushing and pulling, and has stronger wind pressure resistance and almost no noise.

Step 3 be tight

Well-made aluminum alloy doors and windows must be smooth except for the smooth splicing of aluminum profiles. Fu Xuan doors and windows sealing strips are made of EPDM rubber, which is aging-resistant and ensures long-term use.

4. Double glazing

As an important part of silent doors and windows, glass has a great influence on the price of doors and windows. Choosing 3C-certified tempered insulating glass not only has excellent sound and heat insulation performance; In terms of safety, the explosive force will not be scratched after it is broken.