Wall decoration is prone to cracks. Pay attention to the painting process when it is wet in spring.

It is understood that in addition to cracks in the joints of different materials, cracks may also appear on the wall. In the painter's construction, if the putty is brushed before it is completely dry, it is easy to crack, and the imbalance of water-oil ratio of wall paint may also cause wall cracking.

Net News: The climate is humid in spring. Some owners reported to this newspaper that after renovation, the wall or ceiling is prone to "cracks" similar to the old man's tattoo. Who is responsible after the cracks appear? How to deal with decoration cracks? In this issue, we specially invited some people in the industry to answer your questions.

The putty is "unbalanced in water and oil" in rainy days, and it is easy to crack in dry season.

Where are the most prone to cracks after renovation? Wang Hucheng, the decoration designer of Hei Hu Studio, told the reporter that cracks between wooden boards and cement walls, gypsum boards and cement walls are particularly common. In the process of construction, ordinary workers will use anti-crack accessories such as American paper. It is understood that in addition to cracks in the joints of different materials, cracks may also appear on the wall. "When the painter is in construction, if the putty is brushed up before it is completely dry, it is easy to crack, and the imbalance of water-oil ratio of wall paint may also cause wall cracking." Because there are more rainy days now, the putty on the wall is not easy to dry, and cracks are easy to appear in summer and autumn when the weather is dry.

In order to prevent the premature aging of new houses, it is necessary to choose a good sealant.

How to remedy the cracks after decoration? The people in Shichuang Decoration Engineering Department provided several "anti-cracking" schemes for the owner's reference: for cracks between different materials, it is best to use caulking glue, and then apply topcoat after caulking; If the wall cracks, it is necessary to find out whether the putty cracks or the cement base cracks. It is necessary to remove the latex paint and putty from the cracks to the cement base, and then paint the base again, and use caulking gypsum when necessary.

However, to achieve satisfactory results, it is necessary to choose a "remediation time". If cracks have appeared, it is best to wait until the weather gets warmer. Otherwise, the wet and cold weather will affect the remediation effect. Once the weather is dry, cracks will still come to you.

It is understood that there are many kinds of materials for repairing cracks on the market, and the public can choose according to different needs. For example, kraft paper for treating common cracks and grid cloth for preventing overall cracks can be found in paint parts stores. There are also many brands to choose from, such as caulking glue, and the price ranges from a few pieces to twenty or thirty pieces. Consumers need to choose carefully. Good sealant even has a certain elasticity to adapt to the shrinkage of different materials, while poor sealant.

Do your homework to deal with the wall foundation before decoration.

Want to say "goodbye" to cracks, home improvement designers suggest that the best way is to take preventive measures in advance. "Be sure to clean up the original grassroots of the house before renovation." Manager Mu of the decoration engineering department said, don't save money in order to scrape the grass-roots level in the early stage, otherwise the newly-built wall and grass-roots level will be separated and cracks will easily appear.

In addition, people in the industry also suggest that owners should stick a layer of dacron cloth on the wall after cleaning the wall foundation to ensure the integrity of latex paint film by using the tension of fibers. Or use elastic decorative materials to make a base treatment for the wall. "For example, some special putty can make up for cracks in walls to some extent."