Wallpaper blistering is a common problem, mainly due to the uneven coating of the wallpaper when pasting, which causes the contraction of the surface of the wallpaper and the separation of the base layer. Excessive moisture, resulting in some built-in bubbles. In fact, the solution is very simple. Just use a normal sewing needle to pierce the air bubbles on the surface of the wallpaper to release the gas. Then use the needle tube to extract the appropriate amount of adhesive into the just-in-the-hole, and finally flatten the wallpaper and dry it. That's it.
Wallpaper mildew generally occurs in the rainy season and humid weather, mainly due to excessive moisture in the wall. The solution to the wallpaper that is not too serious for mildew is as follows: wipe it with a white towel and take an appropriate amount of water, or wipe it with soapy water. The best way is to go to a wallpaper store to buy a special mold remover.
The edge of the wallpaper may be caused by the poor treatment of the base layer, the adhesive strength of the adhesive is too low, or the edge of the wallpaper with a positive corner is less than 2mm, and so on. The solution: use adhesive powder for wallpapering.
The wallpaper is not resistant to bumps by blunt objects. If damage to the surface of small areas is found, it can be remedied with paint or paint of similar color.
There are marks on the seams
When applying wallpaper, the glue did not come out completely and piled up at the seam. After a long time, the glue reacted with the wallpaper. Solution: A small bottle of boiling water at 60-80 degrees, plus a bottle of white vinegar, wait for the water to cool down, and rinse it at the seam. (Recommended local test), the final effect of the wallpaper will be better in 1-2 months, you can remove 80% of the traces.