How to plug the leakage of the old seepage in the bathroom of the hollow board house

First of all, you should start with the most basic and simple to see if there is a leak at the interface between the pipe and the ground, including all the devices that pass through the ground (running water, sewer, heating, gas, etc.). If there is leakage in these places, it can be consolidated and repaired; If not, it must be caused by the destruction of the waterproof layer of the ground, in which case the ground can be treated with a penetrating waterproofing agent.

Yes, I've encountered that too. Later, I used caulk and glass water to mix it up, and wiped the tile joints on the bathroom floor. You might as well try it too. FYI.

Method: 1. Soda and vinegar dredging method: first pour half a cup of cooked soda powder into the sewer, and then pour half a cup of vinegar, and the soda can remove the sticky things in the pipe after the reaction between the soda and the acid in the vinegar. >>>More

There are many options for water seepage materials in bathroom floor joints. Among them, there is a waterproof fine seam agent, which is a very good material. There are often fine seams between tiles and tiles, and this system is the easiest to seep water, and then you can use waterproof paint to fully fill the gaps in the tiles, and slow the process of water seepage. >>>More

Buy a toilet bowl and pick it a few more times, but it is really not possible to find a professional to dredge the place where the small advertisement is posted downstairs to solve the problem of partial toilet blockage and anti-water and anti-odor caused by the toilet flushing, and the cost is controlled at 50-100 yuan. >>>More