The mildew in the wallpaper is very easy to happen in the south. Therefore, how to deal with the mildew in the wallpaper makes many people feel headaches. However, the reason why a large part of the wallpaper is moldy is not the wallpaper itself but the reason of the wall. Many quality of the wall, but off, prone to seepage phenomenon, and PVC wallpaper permeability is poor, wallpaper glue is glutinous rice flour and other organic matter, so it is easy to mold. Then, the next Xiaobian describes how to deal with the mold of the wallpaper and the secret you don't know.
Causes of wallpaper mold
Cause one: Leakage to the drain, drainpipe or heating pipe leads to dampness of the wall. As time passes, the wall will become moldy.
The second reason is that external rainwater seeps into the room, causing the wall to become wet. The baffles under the balcony windows (mostly made of prefabricated floor slabs, so cracks easily occur at the junctions with the walls), cracks at the intersections with the walls, or poor window sealing performance may cause external rainwater to seep into the room.
Reason 3: Wall insulation is not done well, resulting in a large temperature difference between indoor and outdoor, so that the water in the indoor air will condense on the wall after cooling, resulting in damp walls.
How to deal with moldy wallpaper
First of all, if the wallpaper has a large area of ​​mold, or more, you feel that even if it is repaired it will be very unpleasant and you want to change the style, then simply replace it;
If the wallpaper is not very moldy, your wallpaper quality is also good and still have time to remedy. How should the wallpaper be moldy? First, it is recommended to wipe with soapy water or detergent, etc. If not, wipe with a cloth soaked in sterile alcohol. If it is not serious, you can remove the mold with two or three wipes.
Another way to remove mold is to use bleach. However, it is easy to irritate the skin, so be sure to wear plastic gloves and use water to clear it. Some people may worry that bleach will not be used, fearing that the original color will be removed. That's a special kind of mildew remover that treats wall stains.
How to prevent mildew from wallpaper
1, choose breathable material
At present, there are many wallpaper materials on the market, such as non-woven fabrics, wood fiber, PVC, glass fiber substrates, and fabrics. Relatively speaking, PVC wallpaper is the most airtight, and it is most likely to discharge the wall. The water vapor is stuffy inside and it is easy to form moldy spots after a long time.
2, keep the wall dry
The walls must be kept dry, and the new cement construction must generally be maintained for 20 to 40 days before the wallpaper can be applied. It is worth noting that during the renovation, care should be taken not to allow irregular construction to mix sea sand that is not suitable for wall painting. Sea sand is high in salt content, and it is easy to absorb moisture. It is buried in the water for the later period. Before the wallpaper is posted, it is necessary to handle the base surface first. If it is second-hand housing refurbishment, the gap in the wall must be filled, otherwise the wallpaper is easy to empty.
3, pay attention to the quality of the shop
Three-point material seven-point project, when the wallpaper on the wall is attached to small details, can achieve better results. Wallpaper is generally a variety of tricks, paving must pay attention to whether there is a larger gap between the two wallpapers, whether there is alignment of the parquet. In addition, when water is applied, the wallpaper will wet the wallpaper, and after drying, there will be a certain amount of shrinkage. The contraction joints on the wall should not be open to the wind inlet.
4, insist on using maintenance
Appropriate maintenance can extend the life of wallpaper and enhance moisture protection. Do not open the windows and doors during construction and within 24 hours after construction. Ventilation over the General Assembly cause the wallpaper to drastically dry and shrink, resulting in cracking at the joints. After 3 days of paving, pay attention to adjust the ventilation. Doors and windows should be opened during the day to maintain ventilation; at night, doors and windows should be closed to prevent moisture from entering, thereby affecting the firmness of the paste.
Editor's summary: What to do about moldy wallpaper is introduced here, and I hope to be helpful to everyone. If you want to know more about yourself, you can follow the information on this site.
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