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Anonymous users2024-01-24This does not seem to have specific requirements, I personally think that it should be done in the decoration division, the use of standard standards for the quality acceptance of roofing engineering GB50207, the inspection batch should depend on the waterproof material, rigid waterproofing or flexible waterproofing (membrane waterproofing, coating waterproofing, etc.).
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Anonymous users2024-01-23It belongs to the isolation layer of the decoration base.
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Anonymous users2024-01-22It belongs to the waterproof subcontract and should be inspected with waterproof materials.
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Anonymous users2024-01-21Water supply and drainage, closed water test part.
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Anonymous users2024-01-20It belongs to the water supply and drainage, closed water test part.
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Anonymous users2024-01-19It belongs to the waterproof part, you don't know what you ask, so that's the only way.
You already have the answer, if it is a roof leakage, why does it rain all the time and does not leak, this probability is very small, so, when looking at the water leakage, the water habits upstairs to speculate on it, more information, better advice, free concrete waterproofing and leakage water repair technical advice, free repair today, tomorrow leakage, repair every year, every year leakage troubles.
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Where's the specifics you're asking?
This is not clear. >>>More