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How to Apply Polyurethane Without Bubbles
Very few finishes can make furniture look sexy like polyurethane, but the danger of beauty is that it can easily be ruined. In this case, by air bubbles.
Learning how to put on polyurethane without bubbles is one of the most challenging skills to master.
Kidding! It literally takes just a few minutes (hours), a bit of patience (a lot), and this article (+ some videos).
How to Apply Polyurethane Without Bubbles
Apply thin coats using a synthetic brush for water-based polyurethane.
How to get bubbles out of oil-based polyurethaneAnd a natural bristle brush for oil-based polys. Before putting the brush into the polyurethane finish, soak it in mineral spirits when working with oil-based polyurethane, or in water for water-based polyurethane. Use a sanding sealer before applying the first coat of polyurethane.
Tools and Materials
When putting polyurethane over paint, polished or stained wood, you would need:
- 180 grit sanding block
- 220 grit sanding block
- Steel wool
- Random orbital sander or any electric sander
- Superfine grit block
- You may also use 120 grit sanding block for a
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