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You see if there is water in the junction box of the balcony light, I have encountered a leak from the balcony upstairs into the downstairs pipe, similar to your situation. If the upstairs bar line pipe is blocked, the joint is wrapped with special waterproof tape and can last for several years.
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You're basically leaking from the top, because there's heating and there's no condensation.
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Water leakage and condensation are not the same.
That's water seepage on the ground upstairs! Hurry up and notify the upstairs, let him find the seepage point, and do a good job of waterproofing!
This one can only be repaired.
Find a developer. >>>More
From the construction technology, it is not allowed, if it is only used temporarily, in order to save the material to make your own decisions, it is best to lay along the wall, easy to fix, heat preservation to reduce unnecessary trouble
Installation steps for solid wood flooring:
1) Make the ground flat, clean and dry, and apply waterproof paint twice; >>>More
JDG pipe (sleeved set galvanized steel conduit, rigid metal flat conduit for electrical installation) is a kind of latest type of conduit for electrical line protection, and the connecting casing and its metal accessories are composed of screw tightening connection technology.