What causes bubbling or blistering paint? Blisters or bubbles appear when a layer of color does not adhere perfectly to its underlying surface, known as the substrate. As the new paint film dries and pulls away, pockets of air or water form underneath.
Why Is My Wall Bubbling?
If you’ve noticed bubbling on your walls, it’s important to address the issue quickly. Bubbling walls can be caused by a variety of issues, and if left unchecked can cause significant damage to your home. The most common causes of bubbling walls are moisture, air leakage, and poor ventilation.
Moisture is one of the most common causes of wall bubbling. Moisture can come from a variety of sources such as a leaking pipe, high humidity levels in the home, or even condensation from the HVAC system. When moisture is present in the walls, it can cause bubbling and peeling paint, as well as warping and softening of drywall.
Air leakage is another common cause of bubbling walls. Air leaks can occur around windows, doors, and other openings in the home. When air leakage occurs, the pressurized air from the exterior of the home can cause the walls to swell and bubbly. This is especially common in homes with a high level of insulation, as the insulation traps the air and increases the pressure.
Poor ventilation is also a common cause of wall bubbling. Poor ventilation can cause moisture to build up in the walls and lead
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