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1 All are needed, they will rot when wet, and the impact is very bad, so it is recommended to redo them.
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It's best to start from scratch. Use waterproof paint to do waterproof decoration, so that there will be no leakage in the future!
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Gypsum board is plaster glued together, the key is the layer of paper wrapped, once damp there is an overall fall may be recommended to redo.
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It must be done from the beginning, the gypsum board is afraid of water, and the rotten piece will be all broken.
If the bubble is not serious, just brush a layer of putty, and if it is serious, you need to replace the gypsum board. >>>More
Summary. Hello. The balcony plasterboard ceiling was wet with a water leak and needed to be replaced. >>>More
If it has been deformed and damaged, it needs to be replaced, and if it is not damaged, it needs to be plasterboard. >>>More
The gypsum board ceiling is wet with water, the gypsum board is not rotten, not bad, it is blackened, it is not good-looking, if there is a condition, replace it, I recommend replacing it.
It depends on the immersion situation - after the peak water is dry, the water absorption of the gypsum board, and the overall look at whether it is deformed, and then make arrangements.