How to Apply a Clear Polyurethane Topcoat Without Bubbles
You sanded that oak tabletop for hours. It gleams smooth under the light. Then you brush on clear polyurethane topcoat. Bubbles rise up like unwelcome guests. Your project looks wrecked. Shaking the can introduces air. Brushing too hard traps more. You can fix this. Follow these steps to apply a clear polyurethane topcoat without bubbles. … Read more