Once the wall has dried, use sandpaper to smooth the surface. Apply a layer of waterproof primer before repainting to prevent future mold caused by moisture.

2. Blistering Walls
How to Prevent and Fix Paint Bubbling on Your Walls | Five Star Painting

Blistered walls are common and often result from issues like poor wall preparation or moisture. Here’s how to fix them:

Step 1: Remove any blistered or peeling paint. If the problem stems from poor-quality wall filler, scrape it off and replace it with a high-quality filler.