We all know that walls will age over time, and some walls may even fall off and become moldy. This phenomenon not only affects the beauty of the room, but also fails to serve a decorative purpose. At this time, we can choose to renovate the wall. So what are the tips for renovating old walls? Let’s take a look with the editor below.
1. Old wall renovation techniques - basic treatment of old walls
Mainly clean up the decoration and decoration of the original old walls. This generally includes removing latex paint and putty layers, removing wooden decorations, and removing other decorations. If the water-resistant putty on the wall has only been decorated for one or two years, there is no need to remove it. Just use sandpaper and a steel brush to polish the wall and then repaint it with latex paint. However, if the water-resistant putty is used for more than five years, the editor recommends eradicating it all to the bottom of the wall and painting it again.
2. Tips for renovating old walls - basic steps
1. Clean the wall: Before renovating the wall, do the base treatment on the wall. If there is chalking, All serious walls should be removed and then a layer of white cement should be applied. Also, if the old wall has been painted before and the wall is too smooth, the loosely bonded surface should be removed first. This will make it easier for the new paint to bond better to the wall.
2. Apply primer: The wall must be painted with primer. The primer has the function of sealing the base material. It can not only resist alkali and moisture, but also protect the topcoat. If you paint directly without priming, bubbles and mold will appear on the wall over time, and it will change color after being exposed to the sun for a long time.
3. Large-area repair: If the topcoat has been applied, it will be difficult to repair, and color difference will easily occur, and the quality of the wall will also be affected due to different materials. Therefore, it is best to repair a large area when repairing, so as to prevent the occurrence of color difference.
4. Prevent color difference: When mixing paints, it is best to follow the paint mixing instructions and calculate the dosage. It is best to prepare a sufficient amount at one time, so that there will be no color differences due to insufficient paint, making the wall more beautiful.
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