A thick brush or log nap roller typically works best on concrete block walls.
Primer for concrete basement walls.
Product overview the behr premium concrete and masonry bonding primer is a high performance ready to use pre treatment for porous concrete.
At least two coats of primer should be applied for best results.
Allow the primer to dry thoroughly.
Block filler primer is a high build acrylic primer designed for interior and exterior residential commercial and industrial use.
Properly primed basement walls generally require less topcoat paint.
Apply a coat of primer to your walls which will help the paint adhere to the walls correctly.
This high performance water based primer will promote a uniform topcoat finish.
Painting basement walls typically requires the use of a good quality primer.
Tape areas you do not want painted.
With twice the thickness of other primers it fills pinholes and seal voids in surfaces providing a smoother and more uniform topcoat.
Also creates a stronger adhesion between the coating and surface.
A stain blocking primer may be needed if water stains are present.
One gallon of primer should be enough to cover 200 square feet of wall space.
Expect to spend about an hour preparing and painting a 6x8 foot wall not counting drying time required for repairs.