China Naming Network - Ziwei knowledge - Which is better, 92 1 or 920?

Which is better, 92 1 or 920?

92 1。

1 and 920 have excellent waterproof performance and durability, and are suitable for waterproof engineering of various buildings. 92 1 has the characteristics of strong adhesion, good wear resistance and strong corrosion resistance besides waterproof performance, and is suitable for basements, garages and other places with high waterproof requirements.

2.920 is constructed by hot melt method, which requires fire baking and the operation is relatively complicated. However, 92 1 adopts wet paving method, which is simple and convenient to operate and can be completed without professionals.