The main reason is that the aluminum material of Guangdong fengaluminum is native aluminum ingot, and the thickness of the embryo is relatively thick, which is greater than or equal to 1.4, reaching 1.425mm, much thicker than the ordinary 1.2mm material, if it is thick, the strength and service life are guaranteed; Then, the insulation strips used by Guangdong fengaluminum are of good quality, all of which are high-grade nylon strips, ensuring the stability of the materials.
Now many manufacturers are using Guangdong fengaluminum. Can they guarantee that it is true? A fake one square meter can save 100 yuan; Then if we all learn these methods, you can better guarantee your own interests. Next, I will teach you how to identify true and false Phoenix aluminum and spend money to buy ideal doors and windows.