How to solve bulging walls
Wall bulging is a common problem in home decoration. It not only affects the appearance, but may also hide safety hazards. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide you with a detailed analysis of the causes and solutions of wall bulging, and provide structured data reference.
1. Common causes of wall bulging

| Reason | Specific performance |
|---|---|
| Improper handling at the grassroots level | The base layer of the wall has not been cleaned or interface agent has not been applied, resulting in poor paint adhesion. |
| Moisture and water seepage | The wall is damp or the pipes are leaking. Water penetration causes the wall to swell. |
| Material quality issues | Use inferior putty or paint, which will shrink and deform after drying |
| Temperature difference changes | The seasonal temperature difference is large, and the thermal expansion and contraction of the wall lead to cracking and bulging. |
2. Solutions to bulging walls
Depending on the severity of the problem, you can choose the following handling methods:
| Level of problem | solution | Operation steps |
|---|---|---|
| Local small-scale swelling | partial repair | 1. Remove the bulge 2. Apply putty again and polish 3. Touch up the topcoat |
| bulging over a large area | Completely renovated | 1. Completely remove the original coating 2. Check and repair the base layer 3. Re-construction of the wall |
| Water seepage causes bulging | Source governance | 1. Solve the leakage problem first 2. Wait for the wall to dry before repairing |
3. Precautions to prevent wall bulging
1.Check the base before construction: Make sure the wall is smooth, dry and free of oil stains
2.Choose quality materials: Use putty and paint produced by regular manufacturers
3.Control ambient humidity: The ambient humidity during construction should be lower than 85%
4.drying in layers: It needs to be fully dried after each process is completed.
4. Professional advice and hot discussions
According to recent hot topics on decoration forums, the latest discussions on wall bulging mainly focus on the following aspects:
| Discussion hot spots | Professional advice |
|---|---|
| Problems with wall renovation in old houses | It is recommended to do a professional inspection first to determine whether it is a local problem or a structural problem. |
| Wall maintenance in humid areas in the south | It is recommended to use breathable materials such as moisture-proof putty and diatom mud |
| Precautions for winter construction | Keep the indoor temperature above 5℃ and extend the drying time appropriately |
5. Analysis of common misunderstandings
1.Misunderstanding: If the bulge is not serious, you can ignore it- A small bulge can actually develop into a big problem
2.Myth: Apply new paint directly- This approach will worsen the problem
3.Misunderstanding: Buying materials to repair by yourself- Non-professionals may choose the wrong materials
Summary:Bulging walls require targeted measures based on the specific cause. Small problems can be solved by yourself, but for serious problems it is recommended to call a professional. Pay attention to wall maintenance at ordinary times, and deal with problems in time to avoid causing greater losses.
(The full text is about 850 words in total, covering common problems and solutions to bulging walls)
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