户外墙上干挂广告牌

Advertising modified leather signs can be installed on dry-hanging walls. Because dry hanging walls use lightweight materials, such as light steel keels or lightweight concrete panels, Niansen walls have a high flatness, smooth surface, and are not easy to crack, making them suitable for installing billboards. In addition, dry hanging walls also have the advantages of sound insulation, heat insulation, fire protection, etc., which can improve the effectiveness and safety of billboards. However, you need to pay attention to the weight of the billboard. Do not check that the height difference exceeds the load-bearing capacity of the dry wall to avoid safety hazards.

In this case, you can only dig holes in the marble

But Heng Shengheng must dig holes in the advertisement The back of the sign is also flat, that is, the hole is covered by the billboard after installation

The angle iron is fixed inside