As for cracks in drywall, it is best to use a scraper to widen the crack and put drywall tape around it. Apply a joint or drywall compound and thrust throughout the crack. Sleek more than with a sponge. Then just sand, prime, and easily paint it around. You'll find https://flood-control.webflow.io/posts/cua-chong-ngap-tu-dong-giai-phap-cong-nghe-cao-bao-ve-ngoi-nha