Seeing bubbles when applying polyurethane isn’t a new problem. In fact, most painters, at one point, have experienced bubble problems when using polyurethane on wood and other floors. While some painters have found a solution to it, others are still experiencing bubbles when applying polyurethane.
The fact is applying polyurethane to a surface is more than just dampening a brush in a finish and applying it on a surface. Applying polyurethane involves techniques, which, if used correctly, will leave you with an excellent finish.
Here in this article, we will discuss what causes bubbles when applying polyurethane over surfaces and how to apply polyurethane without bubbles.