What to do if the wallpaper is moldy How to prevent the wallpaper from becoming moldy

1. Causes of mold:

1.The humidity of the storage environment makes the wallpaper damp, and mold grows and multiplies, causing mildew;

2.Some wallpaper itself contains materials that are nutrients for mold growth;

3.The construction of the wall is not completely dry, which makes the wallpaper wet and causes mold;

4.The use of some environmentally friendly glues is more likely to cause mold.

Second, the anti-mildew prevention program:

1.The stored wallpaper should be stored in a ventilated and dry place to prevent moisture and mildew, the packaging should be well sealed, and attention should be paid to moisture-proof, moisture-proof, dust-proof, etc.;

2.It is recommended to test the wall before construction, the moisture content is too high to be constructed, and the moisture content of the wall cannot exceed 8% during wallpaper construction;

3.It is recommended to place a pack of desiccant when storing wallpaper, which can absorb 3 times its own moisture, or place a mildew-proof sheet to form an anti-mildew space; or spray an antifungal agent to prevent mold growth;

4.It is recommended to add a small amount of glue anti-mildew agent to the glue for wallpaper to prevent mold and mildew on the wall and wallpaper.

5.It is recommended to add a small amount of anti-mold agent to the paper to make anti-mold wallpaper to fundamentally eliminate the occurrence of mold.

At present, there are many materials for wallpaper on the market, such as non-woven fabrics, wood fibers, PVC, glass fiber substrates, cloth surfaces, etc., relatively speaking, PVC wallpaper is not breathable, and it is easy to stuff the water vapor discharged from the wall in it, and it is easy to form mildew spots after a long time.

2. Keep the wall dry.

The walls must be kept dry, and the new cement construction generally needs to be maintained for 20 to 40 days before the wallpaper can be laid. It is worth noting that when decorating, care should be taken not to let the non-standard construction mix the sea sand that is not suitable for wall painting. Sea sand has a high salt content, which can easily absorb water and bury "water hazards" for the wall in the later stage.

Before posting wallpaper, you need to treat the base surface well. If it is a second-hand house renovation, the gap in the wall must be filled, otherwise the wallpaper is easy to hollow.

The wallpaper is moldy, easy to do, follow the steps below to ensure that it is processed in its original state, and it is no longer **:

Wipe off mildew with a brush or rag;

If the physical method cannot remove the mildew, you need to spray a special mold remover, and spray it on the place of the mildew to easily remove the mildew;

When the mold remover is almost volatilized, it is best to spray the anti-mold agent, which is an important factor to ensure that the wallpaper is not moldy at all.

A three-step method to remove mildew and solve the mold problem.

1) The area of mold on the wallpaper is not very large, and the overall appearance has little impact, you can use alcohol or soapy water and other detergents to remove the mold on the wallpaper.

2) The area of wallpaper mold is larger, but it can also be remedied, and now on the market, there are special wallpaper mold removers, which can be used to remove mold in wallpaper. Bleaching powder can also be used to clean, but it should be noted that the concentration of bleaching powder is too high, which will remove the color of the original wallpaper of the wallpaper, and the bleaching powder is corrosive.

3) If the moldy area of the wallpaper is large, and the effect after sterilization is also poor, the original moldy wallpaper can be removed and replaced with a new wallpaper.