Could a leak in the bathroom be the cause of the floor slab?

Either it's a problem with the water pipes, or it's a problem with the waterproofing layer, you can turn off the heating for 2 days, and if it still leaks, then it's a waterproof problem. No need to dig bricks and don't plane the wall, just apply CPC leakage inhibitor directly to the gap in the tile, this thing Taobao has, I hope you can solve the problem as soon as possible.

There are many reasons for the leakage of the bathroom wall, and it is very difficult to find it by yourself, and there are too many places to check. Let's see when your house was renovated and moved inIf it is an old community, the leakage of the bathroom wall may be the cause of the aging of the wall, and the amount of work to repair may be relatively large. If it is a new house, it may be a problem with the renovation, and it is best to find a renovation team and the developer to solve it. >>>More

The standard is not smelted. But you can, but waterproofing is done on the surface of the tile, which is easy to be damaged, so it is not recommended!

Definitely not waterproofing is done on the upper layer, not on the lower layer!

The party damaged by water leakage should first ask the housing quality inspection department to make an appraisal report on the cause of water leakage in the house and how to make up the leakage; After identification, if it is the cause of the adjacent party, the adjacent party may be required to repair it immediately or in a timely manner on the basis of the report, and may request compensation from the adjacent party for the damage caused during the repair period. If the adjacent party does not cooperate, the injured party can take the dispute to court. The legal basis for this is Article 83 of the General Principles of the Civil Code >>>More