As long as you remember that you should be in the clear.
How to paint dark to light walls.
Using a stain blocking paint and primer in one will shorten the project.
Do not have to use a primer on first coat but can use finish product.
If you notice many spots you may need a third coat.
You probably won t need more than two coats but to be sure let the second coat dry.
Using a primer will help to ensure that your color comes out true when dry with no dark base color muting a light one or a light base color making it impossible to get bold color coverage.
When painting over dark walls with light paint colors use a white primer.
Before painting fill holes with filler then sand smooth.
Oil based paint needs to go on top of an oil based primer while other paints can go on top of a latex primer.
If you re trying to cancel out dark paint you can go for a white primer.
Work from the top down cut in with a brush then roll remainder of surface.
If dark walls are not sealed the light paint can produce an uneven color with.
Then examine the walls from several angles using a work light.
Fill holes sand as necessary and repair cracks.
Still you should pay attention to the color of the primer as well.
Quick tips for painting over dark walls.
If you can see dark spots touch them up with a roller.
Primer applying two coats of a quality paint primer and sealer to dark colored walls helps seal porous surfaces.