Upstairs bathroom ceiling stinks on rainy days and spreads downstairs

First of all, you need to look at it to see exactly where the water is leaking >>>More

In fact, the water leakage downstairs is not necessarily caused by the water leakage upstairs, but other reasons can also cause water leakage. For example, first check whether the upstairs kitchen and bathroom are waterproof, and whether there is any accumulation of water on a daily basis. >>>More

This should be the reason why the waterproofing project was not in place during the renovation. >>>More

(1) The first situation may be because the waterproof layer of the upstairs bathroom and kitchen is not done well. In this case, first communicate with the upstairs residents and do a 24-hour waterproof test: fill the waterproof place with water, test it to see if the water will leak downward, if there is leakage, you need to knock off the floor tiles and redo the waterproofing. >>>More

When your home is renovated, the bathroom may not have been waterproofed, there are 3 ways to solve it: >>>More