Solutions to moldy and damp walls

Moldy and damp walls are a common problem. This paper will introduce the methods to solve the moldy and damp walls.

bubble

The reason why the wall is blistered is that there are too many pigments or other impurities when mixing paint in the decoration process. If you want to solve the problem of wall foaming, you should first avoid painting in wet weather, and then pay attention to frequency and time interval. You must wait until the putty is dry before you can paint the next layer.

♀? peeling off

The phenomenon that putty falls off in a large area on the wall is mainly due to poor technology and poor quality and performance of putty. Solve the need to strengthen the base, shovel off the peeling part, thoroughly understand the debris on the wall and repaint it.

crack

The remedy for cracks can be to put putty and paint on the cracks, but it can't be completely eliminated. In order to prevent such problems, the putty should be completely dried and then scraped again, and the thickness of the putty should not exceed 2 mm at a time. When reworking and repairing, the cracks should be scraped first, then the putty should be scraped, and the top coat should be applied after the putty is dry.

go mouldy

To deal with the moldy wall surface, firstly, the moldy wall skin should be scraped off with a scraper, which is larger than the moldy area, and then ventilated and air-dried to ensure that it is not wet, which is beneficial to the later repair work. Clean up the wall with the wall peeled off, coat the putty powder, and then coat the putty with lime after it is dry, so that it can absorb water and keep dry; Then apply waterproof paint and latex paint, and finally polish the wall.