Work in a horizontal back and forth pattern.
Painting outdoor concrete block wall.
Regardless of the finish and whether the concrete has already been painted the cleaning procedure is very similar.
Stucco masonry and concrete concrete block and brick as well as adjacent wood and metal.
Use patching compound to fill any holes scratches or gouges in the concrete surface.
Paint your wall with concrete paint.
When the coated surface begins to look worn over time clean it with a heavy duty cleaner.
The pressure washer can remove most if not all of the loose paint.
Ideal for use on properly prepared interior exterior vertical surfaces such as.
Step 1 clean the wall.
Previously painted most of the prep work involves removing all loose or peeling paint and fully evaluating the condition of the block.
Paint should be applied in at least 3 thin layers.
Allow to dry for 24 hours.
Using a paint roller apply the sealant across the concrete floor.
Like the first coat you ll want this to be as even as possible.
If you properly paint a concrete block wall it will last for years with little upkeep.
To top it off in true epoxy fashion this paint will last years under the roughest conditions.
Allow sealant to dry between coats.
The paint may be sprayed on rolled on or painted on with a brush.
Multiple coats are necessary.
Using a paint brush apply sealant to the floor edges.
There are two basic types of finish on concrete block smooth and split face.
Tape off the ground or other surfaces surrounding the block wall along the base and edges of the wall so paint doesn t drip onto.
The interior exterior self priming alkali and mildew resistant finish also provides excellent adhesion coverage and water repellency and color retention.
The paint should not be streaky or show brush strokes.
Clean the concrete thoroughly with trisodium phosphate tsp and warm water then let dry.
Work slowly taking a little bit of paint on the roller at a time and applying in long smooth strokes.
Start washing at the top and work your way down the concrete block wall.
Repeat the same method above to paint the concrete floor.
Spread a drop cloth on the ground in front of the cinder block wall.
Mild pressure 1500 2000 psi is all that is needed.