How To Paint Previously Varnished Wood
Because of the exceptional adhesion of bonding primers sanding may not be necessary for most clean paintable surfaces.
How to paint previously varnished wood. You can use both water-based and oil-based primers on previously varnished surfaces. Painting over varnished Wood. Discussion in Painters Talk started by Ruds Jun.
Cover the surface with an even coat of water-based paint. This is the best way to paint over a stained or varnished surface without sanding de gloss or varnish stripper. I always encourage scuff sanding to promote further adhesion.
The choice of primer is a matter of personal preference. Use water-based paint for a quick-drying slightly shiny option. Normally I would sand back down to wood primer undercoat and top coat.
I want to paint a door and door frame that have been varnished. When you want to paint over a flat and large area you can apply the primer with an easily-manoeuvring short-handle roller. Use a 2-inch paintbrush to apply the primer.
Repairing and caulking the wood helps your home look better and last longer. Lightly sand primer to remove any brush marks. As previously stated zinnser bin is the way to go no sanding you can apply up to 3 coats in one day.
Keep in mind that any surface prep short of the total removal of the existing coating may compromise the service length of the system used. Shinny glossy surfaces are usually difficult. Paint over varnished wood with 2 coats of oil or water-based paint.