Rinse the concrete wall with a wet cleaning rag to remove the soap and allow the wall to dry thoroughly before you begin painting.
How to paint a concrete wall basement.
You may also use a pressure hose to.
It will probably take more than one coat to get suitable coverage and a few thin coats leave a stronger surface than one thin coat.
Rolling or brushing it on while not difficult will take much longer.
Pour the paint into the paint tray.
If your basement is unfinished consider spraying the paint on.
Clean the concrete wall.
The drying time may take up to 24 hours.
Fill in cracks in concrete walls with hydraulic cement.
Sealing and priming the area.
Work the paint thoroughly into the pores of the masonry then back roll the area.
For best results apply the first coat with a nylon or polyester bristle brush the second coat with a brush or masonry roller.
How to paint concrete block basement walls step 1.
Apply the paint to the wall.
You will need a paint that is.
Before you start your project.
Inspect your basement for water damage.
Locate any sources of moisture and correct the problem before starting your paint job.
If you see seepage after several days tiny pores or pinholes are still open.
This can include ensuring.
Choose paint for your project.
For exterior projects use a power washer to rid the wall of all dirt and dust.
If you have any.
Roll a second coat over the wall.
Stripping and sanding the walls.
Repair any cracks or blemishes in your wall with concrete patch.
Select paint appropriate for your outdoor project.