Can U Paint Concrete Board

Do not paint a cement board unless you have thoroughly cleaned it first, or you may have problems with adhesion. … Unlike standard cement, which is not an ideal surface for paint adhesion, fibrous cement boards contain pores that soak in the adhesives within the paint, making the finish much more durable.

What kind of paint do you use on cement board?

Acrylic paint is the best choice for cement board. It’s especially important if you are working with new cement board to avoid oil-based primer. It will increase the roughness of the surface of the board.

Does concrete board need to be primed?

Other than any “raw cement board” you do not need to prime anything. If it is new construction, make sure the backs are primed, and any cuts during installation. If it’s a re-paint, it just needs to be cleaned (lightly pressure washed) beforehand if needed, and top coated with Exterior Duration.