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Upstairs owners are responsible.
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The owner of the house is responsible, he does not provide living conditions.
When sealing the toilet, one is white cement, and the other is professional glass glue. White cement is not a material for professional sealing toilets, so there are very few white cement nowadays. The sealed toilet bowl is made of professional sealing material, that is, glass glue. >>>More
Balcony into bathroom This is the destruction of the original structure of the building, is absolutely not allowed, you can find the property to coordinate and solve, really not can respond to the housing authority, with laws and regulations to solve, to protect their own rights and interests.
It's easy to do: negotiate with the landlord to renew the contract. Or move and leave.
Has the kitchen and bathroom floor been waterproofed? If you haven't done it, the only solution is to do a good job of waterproofing. Waterproof materials are recommended to use cement-based waterproof coatings, which are non-toxic, harmless and pollution-free, tightly bonded with cement substrates, simple and fast construction, strong waterproof effect, and moderate price. If you have done waterproofing, it means that the waterproofing has not been done well, go downstairs and take high-pressure grouting to plug the leakage from the place where the water leakage is most serious on the roof. >>>More
Find a water master to deal with it! If you soak the downstairs, the loss will be great!