Some people who have bought second-hand houses or want to refurbish their own homes will know that wall renovation is a very important process. Because of the visual impact of the wall for the entire home is very large. Well, many people will have a doubt, is the old wallpaper can paste new wallpaper ? Need to paste new wallpaper should be how to do? Let the Xiaobian to answer questions for everyone.
Can I put new wallpaper on old wallpaper?
1. On this issue, some people think that it is possible to directly attach new wallpapers, which is related to the material of old wallpapers before. If it is a non-woven fabric, it can be directly attached to the new wallpaper, and if it is PVC material, it will open the plastic, it is not suitable for the new wallpaper directly on the old wallpaper.
2. Another point of view is that it must not be possible to put new wallpaper on old wallpaper. Because there will be various problems in the later period, such as the condition of peeling, opening of plastic, empty drums, etc., it is very easy to happen. And it's not difficult to tear off old wallpaper. Why not choose to deal with old wallpaper first?
Can you post a new wallpaper on the old wallpaper? Xiao Bian will resolve it here. Do you know the answer? 
How to make new wallpaper
1. Wall treatment
The professional scraper is used to scrape the impurities and floating dirt on the wall and grind the various pits with gypsum powder. If the wall is relatively soft, it is necessary to coat the wall base film once. The wallpaper is more solid and will not easily fall off.
2. Cut wallpaper
The wallpaper should be beautiful enough, and it is certainly important to cut the size. The first is to measure the height of the wall, and then cut the length of the wallpaper. 
3. Brushing fluid
Put the wallpaper glue with a brush on the back of the cropped wallpaper. It should be noted that the edges of the wallpaper should be covered with glue so as to ensure the desired effect of the paste.
4. Wallpaper construction
When performing the wallpaper construction, it is generally at the corner or the corner, and the wallpaper is affixed from top to bottom and the squeegee is used from top to bottom. The thing to notice is to scrape the wallpaper while pasting it, squeezing air bubbles and excess glue, keeping the wallpaper close to the wall.
5. Trimming and cleaning
After all the procedures have been completed, the wallpaper on the wall can be cut off. The knife edge should be sharp enough to avoid the presence of burrs. Then wipe the glue that remains on the wallpaper with a sponge so that the wallpaper will not yellow. 
Editor's summary: The above is an introduction of Xiao Bian's advice on how to put new wallpaper on old wallpaper and how to put new wallpaper on it. After reading this article, everyone should have some understanding of whether or not they can put new wallpapers directly on old wallpapers.
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