When decorating the walls of old houses, it is necessary to remove all the materials used before, so as not to affect the later decoration, and in order to save time, the walls should be cleaned as soon as possible. So how to quickly remove the wall skin and what should be paid attention to when painting the old wall? You got it? Now let's take a look.
First, how to quickly eradicate the wall skin?
1, big white wall: ① Turn off the wall power and spray clean water on the big white wall; (2) Wait 10 minute, scrape off the greasy knife and wall at a 45-degree angle; ③ Clean up the hidden white spots. 2. Ceramic tile wall: ① Tap the wall with a hammer to loosen the adhesion; (2) removing one by one by iron brazing; (3) Remove the ceramic tile along the wall with an electric pick.
Second, what should I pay attention to when painting old walls?
1, before painting the wall, don't worry too much, you must wait until the lime outside is dry, otherwise it is very easy to produce spots on the wall, which has a great impact on the overall aesthetic effect.
2. When daubing lime slurry, it is necessary to constantly stir the lime slurry, otherwise it is very likely to cause lime slurry precipitation. After painting the wall at this time, it is easy to produce different stripes on the wall, which is not very beautiful.
3, in the process of painting, should keep the way from top to bottom, according to the principle of vertical brush. Of course, you can also brush horizontally, but be careful not to miss the pen.
4, some dark old lime walls, if there are many spots on the wall, in the process of refreshing, you should first brush with white water, and then refresh after drying and whitening.
5. If the lime wall is painted within half a year, you need to add acid wall finish. If the color is green or sky blue, neutralization and coloring may occur, so pay special attention.
Here's how to quickly remove the wall skin and what to pay attention to when painting old walls. You got it? It is not difficult to remove the old wall skin. You can remove it as long as you master the method.