The washbasin was blocked and the water could not go down in the washbasin. What should we do at this time? If you can't find the right way, even holding three forks and five knives can't solve the problem. Let's take a look at what causes the sink drain to be blocked.
1. Sewer blockage caused by a hair:
After a period of use of the sewer, the hair in the usual bath will hang on the pipe wall and accumulate too much, which will cause blockage. Therefore, when using it, you must cover the floor drain cover and other protective facilities. If you have hair, you can pick it up and throw it into the trash can.
2. Hard objects block the sewer:
It is also very common to accidentally fall into a hard object and block the sewer during use. Some people do not cover the floor drain properly so some small things fall into the sewer pipe and cause blockage. If it can still be seen with the naked eye, you have to use a hook-like tool to take out the foreign object or try a vacuum cleaner. If you can't see it, you can Try using a household vacuum cleaner, and sometimes there will be unexpected results. If it still doesn't work, then you have to use professional dredging tools, which is easy to find a professional plumbing company to solve.
3. Oil scale blockage:
Oil scale blockage of the sewer usually occurs in the kitchen. This blockage is usually caused by scaling on the inner wall of the pipe. After the pipe is severely scaled, the sewer is blocked. If it is mild, you can use a dredging machine to clear it, if it is serious. It cannot be solved by simple dredging methods. There will be blockages after just dredging, and blockages and blockages. This is a vicious circle. New pipeline. Relatively speaking, it is more economical to use a high-pressure cleaning vehicle to dredge.