1. Who will bear the maintenance cost of the top floor leakage?
If there is any damage during the warranty period, the construction unit must bear the repair cost. The warranty period of general roof waterproofing is five years. Rain leakage for more than five years is generally borne by all owners, because the top floor rain leakage is generally caused by roof damage, which belongs to the public part, and the maintenance fund paid by the owners needs to be dispatched to pay the expenses.
Second, how to repair the roof leakage
1, joint repair
The top floor leaks mostly because there are cracks in the roof, and rainwater will leak downstairs through these cracks. At this point, the cracks need to be filled with cement mortar. After drying, the surface should be coated with water-based waterproof coating, and the waterproof material should be coated twice more, and the scope should be 20 cm larger than the crack to ensure that there are tiny cracks around.
2, empty drum water leakage remedial measures
The floor is empty and prone to leakage. At this time, it is necessary to use a cutting machine to deal with all the empty drum plastering surfaces. After the surface dust is cleaned up, brush acrylic waterproof coating, preferably at the edge extension of 10 cm, and then brush it after the second acrylic waterproof coating is dry.
3. The sloping roof leaks.
It is complicated to deal with the leakage of sloping roof. It is necessary to clean up the grass, moss, garbage, etc. And replace the tiles after leakage is found.
Editor's summary: The above is an introduction about who will bear the maintenance cost of the top floor leakage. I hope what Bian Xiao shared can give you some reference. If you want to know more, you can pay attention to our family. Com information.