Where does the smell of the bathroom come from, is it the small hole in the back of the toilet?

1. The septic tank is not equipped with a ventilation pipe or the drainage pipe has no ventilation cap on the roof. 2. The sinking depth of the sewer bend is not enough, and the sealing effect is poor.

It should be that your toilet is equipped with an elbow not a water trap so it stinks The elbow should not be able to store water, so the smell comes up directly If you use a trap bend, it will not be, it should be a vomit in the middle of the trap You can store water, so there is no smell, you can go to the building materials market to take a look at the toilet pipe should be 110, about 25 yuan or so, you can buy.

1. Plug the installation hole of the toilet with neutral glass glue, if you choose to flush the toilet, and the process is not very good, it will reflect the smell when flushing. 2. Check whether the anti-odor water seal of the floor drain is intact and whether the water seal is water-stored. The anti-odor effect is not good if there is no water storage.

Is there a picture of the toilet, it must be the position of the eyes and the position behind the toilet in contact with the ground.

Then your toilet should be siphon-type, right? Or a combination of siphon and flush type. The siphon type must have these small holes, if the small holes are completely blocked, the toilet will not be able to flush down. You can choose to try a flush toilet, and there should be no problem.

At present, there is no good way, it may be that some places are not tightly sealed, such as under the shower room, under the bathroom cabinet, there may be bacteria, the bathroom is disinfected, replaced with a new floor drain, or directly installed Huitailong's incense sprayer, it can be alleviated.