When the bathroom was renovated in winter, the tiles were pasted after a long time, and there were w

The moisture contained in the tiles has not completely evaporated! Because the walls and floors of the bathroom are waterproofed, moisture cannot be dissipated through the walls and floors, and it will be relatively slow to evaporate only by relying on the surface of the tiles. It's okay.

In the summer, this phenomenon occurs when bathing is more frequent.

Explain that there may be a possibility of water leakage, you go online to see the knowledge of waterproof materials in this area, if you are sure that it is a leak on the wall, then you can.

Choose a repair agent to repair, and your problem will be solved in no time, and now there is a waterproofing material suitable for ceramic tiles.

Called: Nano ceramic clay is sold on Taobao, you can learn about it according to your needs.

No matter what kind of brick, water absorption is natural, but when the density of the green body is too loose, it is not only a problem of water absorption, but a problem of seepage cement. That is, the sewage of the cement will penetrate into the surface. Water trails are generated on the edge of the tile!

Good luck.

This phenomenon is normal and there is no need to worry. In the spring, the air is humid, the restrooms are relatively cramped, and the air flow is slow, resulting in water stains.

It's very simple, because it's a tile, and it can't get damp, and it can only slowly seep through the cracks on both sides.