The case is shoot the foam into the structure. Foam cleaners will rush to plug up the water leakage and rushed to find another niche hole with water leakage.Else we might be invisible. When the shoot was completed in the first 7 days, at least keep the survey again in order to find other points that have leaked again or not?And it needs to be to shoot 2 or 3 times to add (because the company is unable to verify whether the original concrete structure with pores just?)Then, the customer then close the frosted
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