1. If the mildew on the wall is not serious, you can wipe it with a damp cloth or rinse it with water. If it can't be completely removed, it can also be cleaned with bleach, which can remove moldy spots.
2. Sterilizer
Moldy walls are mainly caused by moldy walls after being damp. There is a special disinfectant on the market now. After cleaning the wall, spray it in the moldy place before, which can effectively prevent it.
3. In order to prevent the wall from becoming moldy again in the later period, you can brush a layer of waterproof paint and latex paint on the wall once and for all.
Step 4 change wallpaper
If the wallpaper is moldy on the wall, it needs to be replaced for a long time. The service life of wallpaper itself is not long, and it must be completely replaced after being affected with damp. Because of different production batches, wallpaper can't just change parts like latex paint, which is easy to produce color difference. So at least the whole wall needs to be replaced.
Do four things to prevent moldy walls.
1, to prevent the wall from becoming moldy. When decorating, you can first coat the wall with anti-seepage liquid, so as to form a colorless and transparent waterproof glue film on the wall to prevent external moisture from infiltrating.
2. If the wall is often moldy, it may be that the waterproof layer is not done well. In this case, please ask the professional decoration team to redo the waterproof layer.
If you find black spots on the wallpaper, don't wipe them with water, because they are dirt.
4. Wall mold can hide many hepatitis viruses and influenza viruses. Don't ignore the harm of wall mold to human body.
Extended data:
First, the influence of moldy walls on health.
Wall mold, also known as wall mold, wall hair, wall cancer and so on. Most of them grow on wet walls, and they may also grow indoors and outdoors. It is a visible biological flora, and the most common ones are Auricularia vitis and Aspergillus Niger.
Spore powder of Pleurotus ostreatus flows with the air, which can cause respiratory diseases and allergic symptoms, such as bronchitis, tonsillitis, hay fever and asthma. People with low immunity may also cause headache, fever, skin or mucous membrane inflammation.
Second, the mold reason:
1, water supply and drainage pipes or heating pipes leak, resulting in wet walls. Over time, the wall will be moldy.
2. External rainwater seeps into the room, resulting in wet walls.
3, the wall insulation is not done well, resulting in a large temperature difference between indoor and outdoor, so that the moisture in the indoor air will condense on the wall when it is cold, resulting in the wall being wet.
People's Daily Online-Does moldy walls have an impact on health? These diseases are most likely caused by this.