How to deal with the renovation of old walls and matters needing attention

If you live in the house for a long time, you will find that the wall will crack or be damaged, which will not only affect the visual effect, but also cause harm to human health. What about the renovation of the old wall? What are the precautions for wall decoration? With these two questions, let's take a look!

Basic treatment

First of all, the base treatment will remove the epidermis with serious pulverization and weak adhesion, and repair the cracks;

Joint with putty

Secondly, blow putty, usually twice or so. If there is unevenness, it can be repaired and polished for many times to ensure that the wall surface is flat and smooth.

brushing lacquer

Then paint, generally follow one bottom and two sides, to ensure uniform coating, and there will be no bottom leakage and powder drop;

Open the window ventilation

Finally, open the window and ventilate for a while, and then you can check in.

Waterproof and impermeable

Secondly, when decorating the wall, the waterproof steps can not be ignored, especially in some places that are often easily wet by rain or domestic water. Otherwise, after a long time, the wall will still be moldy, which will not only affect the indoor beauty, but also affect the neighborhood relationship.

environmental protection coating

Finally, most of the wall problems are caused by poor paint quality or poor construction technology, so it is best to choose brand paint, which is not only guaranteed in quality, but also environmentally friendly. In addition, when painting, you must wait until the first coating is dry before painting for the second time, so that the coating is more closely combined.