Moisture is one of the largest hazards in most construction environments. And coatings are no exceptions.
As you can see from the picture, moisture bubbles beneath the coating are unsightly, and they can trap moisture, causing damage to the underlying substrate. But their origins are a common mystery. People will pop them, but to their dismay, the bubbles will return with a vengence. So where are they coming from, and what can a person actually do to prevent them from returning?
But the Secret’s Out: Moisture is the Issue.
So how can moisture effect the coating? There are many ways. But when moisture gets between the coating and the substrate, that’s when you start to have problems.