The reason for the leakage in the bathroom is that the waterproof here is not done well, and the mas

No, you need to use the method of suppression and pressure holding. >>>More

There is a 5-year warranty for waterproofing and 2 years for water pipes! After the warranty period, you are responsible for yourself, that is to say, it is not a human factor, and the upstairs is responsible for repairing the water leakage! First of all, ask the housing quality inspection department to make an appraisal report on the cause of water leakage in the house and how to fill 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. >>>More

1. Reasons for the leakage of the balcony roof:

It may be caused by washing the balcony with water upstairs, because the balcony basically adopts the dry paving method when laying the surface bricks, so a layer of water storage layer is formed under the surface bricks, and every time the balcony flushes water, it will seep into the water storage layer below through the ground brick joints, and when the floor drain joint construction is not tight, the water in the water storage layer will slowly leak down through here. Ask if the balcony is occasionally flushed with water upstairs. >>>More

But the residual energy is because there is a problem with the water supply pipeline, you can do the water supply pipe water pressure test work, observe whether it is stable for 24 hours, if the pressure is changed, then the water supply pipeline will have water leakage problems in the later stage. >>>More

Bathroom leaks are due to waterproof problems, if it is a leak on the top, it means that there is a problem in the bathroom of your friend upstairs. >>>More