Downstairs near the toilet always says that there is a leak, knock off the floor tiles to check the

1. All of them have to check what the reason is for water leakage, where the water seeps, if it is water seepage from the sewage pipe, it is not about the sealing ring. The toilet bowl must be sealed to prevent water leakage and odor. In the case you are talking about, there should be a higher chance of problems with the drainage system.

You can only ask a professional plasterer to pry the floor open. You can tell the leakage address of your bathroom based on the leakage location downstairs, and it may be the location of the toilet leak.

The waterproof glue on the floor does not work, and the floor must be removed to make a waterproof layer. The balcony only has the right to use, and it is strange to talk about. Didn't the balcony be included in the purchase price you paid? Most of the properties only have a one-year warranty on the quality of the house. This fee should be paid by you.

If the waterproofing cannot be done on the surface, it must be knocked out and redone, and it should be done once under the caisson, and then done again after filling it in just in case.

This may have leaked from your toilet, but it depends on the decoration of your two families.