What if there is a crack in the wall of the house?

1, local surface cleaning. First, use a hard brush or wire brush to remove the loose wall coating; Then use sandpaper to smooth the surface, and feel the smoothness of the surface by hand while grinding until there is no obvious concave-convex feeling. If multi-layer shedding occurs, it is best to fill the surface with putty after polishing, and then proceed to the next step.

2. repaint the paint. After treatment, you can repaint the cracked and peeling walls. Attention should be paid to the color difference selection of killing stone. It is suggested to paint the surface with cement board first, and then compare it with the original wall. Constantly adjust the color until the color difference becomes smaller. This color filling is only suitable for repairing small areas of wall paint. If the area is too large, you need to shovel off the old paint and repaint it.

3. Find the construction unit. As long as this happens, if the warranty period has not expired, then this is the responsibility of the construction unit, which needs them to be responsible, and the completed maintenance should be free.

4. In case of major problems, you can find a property and seek a solution.

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