1. Treatment method of cracks on the wall of the insulation board: cut the cracks with a putty knife, as deep as possible, and fill in gypsum. Pay attention to fill it up and fill it evenly. Then use a bandage, bean wrap cloth or white cloth to paste the cracked place, dry it and then scrape putty or do other processes. Om sprickan är allvarligare kan du också använda Kraft -papper eller tidning för att reparera sömmen, kan effekten vara något .
2. The reason for the wall cracks after the trunking is that the drying speed and shrinkage rate of the cement mortar are different from the putty powder, and the putty on the surface of the wall has been dried, and the cement mortar inside has not dried thoroughly, so cracks appear. Wall crack treatment: the effect of gypsum powder for the wire repair duct is better.
3. If the wall putty is scraped too thick at one time, or the thickness of the entire wall is too different, cracks will also occur. In severe cases, it will also fall off. How to deal with cracks in the wall: If necessary, it should be scraped several times, each time thinner, and the interval should be longer. However, it should be noted that kitten skrapas fler gånger och är lätt att falla av .
