All it takes is time and some very careful preparation.
How to paint new concrete interior walls.
How to paint your indoor concrete wall.
Allow several hours of drying time.
Wash the wall with tsp and let dry thoroughly.
Clean the concrete wall.
Paint with a sheen or gloss will be easier to maintain for example.
The type of paint you select for interior concrete walls will depend upon the use of the room as well as its décor.
Fix any cracks with a concrete crack injection kit.
Line the outer edges of your walls with primer.
Patch cracks and holes.
Paint should be about 1 8 inch thick to ensure waterproofing.
Apply the paint to the concrete block with an airless sprayer and then immediately back roll it working in sections along the length of your wall.
After the primer is completely dry you re.
When you set out to paint concrete the process.
Repair any cracks or blemishes in your wall with concrete patch.
You will need a paint that is.
Using a solution of trisodium phosphate tsp and warm water clean the.
Apply a sealer to the surface if necessary.
For exterior projects use a power washer to rid the wall of all dirt and dust.
Concrete walls rendered with cement will require two or three coats of sealer.
Clean the concrete surface with tsp.
Apply paint with a sprayer roller or brush in even strokes.
Patch gouged or otherwise damaged areas with concrete filler.
Paint your concrete walls with masonry paint.
This will help keep the concrete water resistant.
How to paint interior concrete walls.
Choose paint for your project.
Select paint appropriate for your outdoor project.
Dust off the excess with a clean paintbrush and apply the first coat of sealer.
Next use a chemical concrete cleaner to.
According to reliable builder masonry paint is specifically designed for good adhesion durability and breathability.
For exterior foundations and walls use exterior grade block filler such as behr s concrete and masonry bonding primer which also is good for interior concrete 17 98 per gallon.
Paint along the edges in small sections and go slowly.
Dip your paintbrush in the primer bucket and then begin painting a straight line along the outer edge of one side of your wall.
If there is old paint already on the concrete use a wire brush to strip it all off.