How to repair cracks in wall latex paint

Cracks in wall latex paint need to be repaired in different situations, as follows.

1, small crack treatment method

If the cracks are small, the treatment method is simple. You can cut the crack directly with a knife and then polish it with coarse sandpaper. After polishing, you can caulk with white glue, then level with putty and brush latex paint again.

2, local cracking treatment method

If there are cracks in the wall surface of latex paint, the treatment methods of cracks in different degrees are different. If it is to deal with local cracks, first remove the cracked part, then brush the anti-crack putty again, make sure it is smooth after polishing, and then brush the latex paint again.

3, large pieces of fall off the processing method

If there is a large piece of latex paint falling off the wall, the above two treatment methods cannot be used. You must shovel the wall before plastering, then scrape it white or paste a layer of gypsum board, and then brush latex paint. This is the treatment method of latex paint falling off in large pieces.

Prevention of wall cracks in latex paint

1, buy high-quality latex paint.

If you want to avoid cracking of wall latex paint, you should put an end to this problem from the quality of paint. Therefore, when purchasing latex paint, you must choose qualified products from regular manufacturers. If the quality of the paint itself is not up to standard, even if you pay attention to it during construction, cracks will appear. So you should pay more attention when shopping.

2, to do a good job of grassroots wall treatment

In order to avoid cracking of wall latex paint, the basic treatment of wall surface must be done well. It is necessary to ensure that the wall base is clean and tidy, and to choose alkali-resistant primer for initial coating.

In addition to these considerations, we should also know that latex paint has certain requirements for temperature during construction. The weather is too cold for construction, and above 5℃ is generally suitable for latex paint coating.