The exterior wall paint finish is peeling off?

Three points for paint and seven points for construction.

If the wall is not damaged and the paint finish falls off in pieces, there are several possible reasons:

1.

The glue in the putty is one of the important components of various putties, and it mainly serves as a connection between various substances

2.

The role of primer: First, it is to seal alkali, prevent alkali from penetrating to the surface and affecting the visual effect of the surface

3.

The length of time for the putty to completely dry has a lot to do with the climatic conditions at that time

The time for the primer and topcoat to dry out needs to be determined according to the area of ​​the room, and the actual weather conditions should also be considered.

4.

Too much residual ash will also affect the layering of latex paint and putty

If you want to avoid some common latex paint defects on the wall, you should avoid some common mistakes during construction, such as: don't use too bad putty; every time putty and latex paint have to wait for the first time to dry completely before applying the second time Every time; latex paint should not be mixed with too much water (especially when the materials are packaged out, the decoration company will save as much as possible); the primer should be used, do not directly paint and so on