The upstairs waterproofing was redone, and the downstairs bathroom door had intermittent water seepa

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

Summary. It is recommended that the following people tell the people upstairs that the upstairs bathroom has been re-waterproofed, then the upstairs bathroom is best put for a period of time, before using the upstairs bathroom and waterproofing, completely dry and then use it to do waterproofing, test to see if it is really waterproof to do a good job of filling the leakage, if it continues, the leakage may continue to do waterproofing, to completely cure it. >>>More

Don't use it for the time being, make sure the water pipe is leaking first. >>>More

Generally, it is about 2,000-3,000 yuan. Including the cost of smashing, pulling away garbage, the cost of waterproof contractors, buying tiles, waterproof coatings and labor costs, the overall price is generally about 2,000-3,000. However, the price is different in different places, and the cost of labor and materials is also different, resulting in the overall cost of the cost will be different, which should be decided according to the economic situation of the family.

It's hard to say, you yourself said that there is leakage, and now it has been re-waterproofed and then dug up or what, is it wet below! When water leakage occurs, it is necessary to find the cause of water leakage, which is caused by water pipe leakage or waterproof failure, water seeps down from the brick joints, and then targeted solutions are long-term methods. Repair every year, the trouble of leaking every year.