Applying Polyurethane To Painted Furniture
You can choose to etch the surface either by hand or use a palm sander.
Applying polyurethane to painted furniture. However seeing the final sheen made me wonder how is putting a top coat different than painting with a paint that has a sheen to it. Vacuum mop andor wipe every surface clean. It came out a little shinier than Id like so I need to keep experimenting.
Polyurethane is so durable and water-resistant it has largely replaced shellac and varnish as a wood finish. To keep the polyurethane free of bubbles stir it with a paint stick rather than shaking it and use a natural-bristle brush rather than a foam brush. Before a coat dries run the brush over it.
I tested a piece of wood by painting it and applying a satin water based polyurethane. Use a soft sponge or rag and a powerful detergent to clean up the painted surface. Another benefit is the ability of polyurethane to be polished.
I apply the polyurethane top coat using the foam paint brush where the roller wont reach. The number of coats depends on the formulation of polyurethane youre using. I like to work on one area finish it and move on to the next.
Preparing Your Painted Furniture For Sealer. Then I go back and roll it out with the roller so the consistency is the same. You can take a ½ cup of trisodium phosphate and mix it with warm water.
For furniture oil-based paint means durability over time. Reduce the number of particles that might end up sticking to your coats of polyurethane. Remove as much dirt and dust as possible from the area.

