With frequent rains recently, many homeowners have noticed some changes in their home wallpapers, and they have yellowed? mold? In particular, the yellow spots on the seams of the wallpaper are even more noticeable and affect the appearance. What are the options? 
Experts in the industry: The yellowing of wallpapers is caused by many reasons. Therefore, there are also corresponding solutions. 
1. If the gray ash is not yet dry after renovation, the alkaline material in the wall ash will react with the wallpaper to make the surface appear yellow. This problem can only be removed from the wall and re-constructed. 2. If yellowing occurs after living for a few years, most of them are caused by exposure to sunlight and contact with air. You can wipe it on the towel with bleach, and wipe it again with water after half an hour. It is advisable to test the wall concealment first. If the effect is satisfactory, then handle it over a large area. 3. The seams at the wallpaper become yellow, which is the glue that oozes out after the paste is oxidized by the air and turns yellow. This requires the owner to be reminded to avoid the use of cheap glue during the renovation, and also to allow the workers to deal with the leaked glue in a timely manner. Do not leave glue marks on the wallpaper.
The daily maintenance of the wallpaper is also very important: 1. Usually do not let the sun shine directly on the wallpaper, but also to avoid air-conditioning and other equipment, hot air blowing wallpaper, the wallpaper easily deformed when exposed to heat.
2. Everyday smoke and kitchen fume will make the wallpaper yellow in a short time. The dampness in the room will cause the wallpaper to have stains, peeling and mildew, so it is necessary to ventilate and ventilate frequently. 3. Dust regularly on the wall. Do not wipe the surface with water. Use an eraser to clean it or use a towel to wipe it off.
Experts in the industry: The yellowing of wallpapers is caused by many reasons. Therefore, there are also corresponding solutions. 1. If the gray ash is not yet dry after renovation, the alkaline material in the wall ash will react with the wallpaper to make the surface appear yellow. This problem can only be removed from the wall and re-constructed. 2. If yellowing occurs after living for a few years, most of them are caused by exposure to sunlight and contact with air. You can wipe it on the towel with bleach, and wipe it again with water after half an hour. It is advisable to test the wall concealment first. If the effect is satisfactory, then handle it over a large area. 3. The seams at the wallpaper become yellow, which is the glue that oozes out after the paste is oxidized by the air and turns yellow. This requires the owner to be reminded to avoid the use of cheap glue during the renovation, and also to allow the workers to deal with the leaked glue in a timely manner. Do not leave glue marks on the wallpaper. The daily maintenance of the wallpaper is also very important: 1. Usually do not let the sun shine directly on the wallpaper, but also to avoid air-conditioning and other equipment, hot air blowing wallpaper, the wallpaper easily deformed when exposed to heat. 2. Everyday smoke and kitchen fume will make the wallpaper yellow in a short time. The dampness in the room will cause the wallpaper to have stains, peeling and mildew, so it is necessary to ventilate and ventilate frequently. 3. Dust regularly on the wall. Do not wipe the surface with water. Use an eraser to clean it or use a towel to wipe it off.
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