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To do a closed water test, first plug the floor drain in the bathroom, store about 10 cm of water, and observe that there is no water leakage downstairs for 24 hours or 48 hours. There is no floor drain in the kitchen and there is no need to do waterproofing, and the balcony does not need to be waterproofed and there is no need to do a closed water test, and the key is the bathroom. Lightning refresh can solve the renovation problem for you.
1. Inspect and accept the appearance, variety, specification, packaging, size and quantity of materials, and form corresponding acceptance records. >>>More
1. All are separated by L-shaped passage stones, which is a common situation. >>>More
1.The bathrooms have been installed and all the holes to be drilled have been completed. >>>More
In my experience, it doesn't matter if you add it or not!
The developer has a five-year warranty. Judging by looking at the picture, it can be repaired, and the strong joints should be repaired with cement mortar first, and then brushed again to waterproof.