What should I do if there are so many empty drums when I close the house?

Treatment of wall cracks: The first method is to eliminate the plastering mortar layer until the independent grid cloth is completely exposed, and then re-embed the grid cloth with flexible surface mortar, so that the newly pasted grid cloth overlaps with the original grid cloth by more than 8cm. Flexible mortar must be completely covered with grid cloth to keep the repaired surface consistent with the old wall. The second method is relatively simple. Clean the wall surface, roll the anti-crack waterproof glue directly along the crack width of about 5cm, and press it ultra-thin in the middle to strengthen the anti-crack performance of the cloth.

Treatment method of wall type hollowing: completely remove the hollowing part, cut off the original thin plastering layer, clean the hollowing part, and carefully check whether there are any hollowing marks on the cleaning edge and whether there is an expanding cleaning area. If the next procedure is not constructed. There are generally two ways to deal with large-scale hollowing: eliminating the hollowing wall, grasping the bottom, brushing the interface agent, and then hanging the net cover ash.

Or paint plaster to repair. Seal the gypsum board or cement board as a whole, and do a good job of joint treatment of the board. The advantages of this method are good flatness, direct mud scraping and low cost. The disadvantage is that it will occupy a certain area. When the house is inspected, it is found that the wall is empty, and you can find a developer or property to deal with it. The house has been sealed, so you don't need to find a developer for the wall. You can find waterproof ones. It has a five-year warranty. The wall is empty. After the renovation, ask the master to shovel it before approving it.

The house has been sealed, so you don't need to find a developer for the wall. The empty brick in the bathroom wall may be because your house is not waterproof and brushed. Waterproofing is to stabilize the structure, and there will be no infiltration and water scattering, while napping is to make the tiles more stable, with strong adhesion and not easy to fall off. If the tiles are empty, it must be the process problem of the decorator. Recommend pasting again. Do it again, or do it again. If it's empty, it's bound to become warped.