How to completely solve the leakage of external wall

External wall leakage is a common problem. If it is not solved in time, it may lead to problems such as wall damage, indoor humidity and mildew. Here are some ways to completely solve the leakage of external walls:

1. Find out the source of water leakage: Before solving the external wall water leakage, be sure to find out the source of water leakage. This may require inspection of roofs, drainage systems, windows, etc. Determine the location and cause of water leakage.

2. Repair cracks: If there are cracks in the wall, it is necessary to repair the cracks first. Cracks can be filled with caulking agent or polymer mending agent and allowed to dry.

3. Replace waterproof material: If the waterproof layer is aged or damaged, it needs to be replaced with new waterproof material. Suitable waterproof coating or coiled material can be purchased and the construction can be carried out according to the instructions.

4. Install storm sewer: If there is no storm sewer or the storm sewer is damaged, consider installing a new storm sewer. In this way, rainwater can be effectively collected and discharged, and the damage of accumulated water to the wall can be avoided.

5. Strengthen maintenance: regularly check the condition of the waterproof layer of the external wall, and repair the damaged parts in time. At the same time, keep the external wall dry and clean to avoid the influence of accumulated water and sundries on the waterproof layer.

In a word, to completely solve the problem of external wall water leakage, we need to comprehensively consider many factors and take corresponding measures. If you are not sure how to deal with external wall leakage, it is recommended to consult professionals.