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If the waterproofing is not done,,, first report to the property.
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The drain is clogged, the drain is unblocked, and the slag is clogged.
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Where are you, is the house so bad? New? Old?
It depends on whether you have the ceiling when you decorate the water pipes (generally not), if not, it is a water leak upstairs and needs to be repaired by the upstairs neighbor's house.
In general, the waterproofing is not done well, and it is not ruled out that the pipe is broken, or the faucet waterproof tape is not wrapped properly, or in rare cases, the neighbor's house leaks.
Start by determining whether it is a leak in the pipe, a failure of the waterproofing layer, or both. >>>More
The upstairs water pipe may have been changed, and then the waterproof test did not go downstairs to see, and now the water is leaking, so ask the upstairs to buy the plugging king to plug the water pipe around it.
Do waterproofing needs to be done on the surface of the water, dig excellent permeability crystalline waterproofing, you can do it yourself on the cement surface with a super permeable waterproof guard (if there are cracks and potholes on the cement surface, fill the complete with metin porcelain glue and then do waterproofing). >>>More