Nap roller and you can clean up with soap and water.
Prep concrete block wall for paint.
Examine the walls.
Choose paint for your project.
Thoroughly rinse the concrete surface with clean water using a hose with a high pressure nozzle or a pressure washer.
Patch gouged or otherwise damaged areas with concrete filler.
For exterior projects use a power washer to rid the wall of all dirt and dust.
Clean the concrete wall.
Waterproof doesn t mean this is a solution to serious water problems in your basement.
You will need a paint that is.
When you set out to paint concrete the process.
The first step when preparing concrete block walls is pressure washing.
According to reliable builder masonry paint is specifically designed for good adhesion durability and breathability.
Select paint appropriate for your outdoor project.
Excess residue may interfere with adhesion of the coating.
Apply two healthy coats with a 1 2 in.
Apply paint with a sprayer roller or brush in even strokes.
Make sure to prime all mortar as well.
Paint should be about 1 8 inch thick to ensure waterproofing.
Any remaining loose paint will need to be removed manually.
The texture will determine the amount of primer and paint needed.
It s made to work on a range of masonry walls concrete block stucco or brick.
A suitable spray pattern is the 15 degree tip held 12 inches from the surface.
Using a solution of trisodium phosphate tsp and warm water clean the.
Scrub the entire wall briskly with a dry stiff bristled scrub brush or a stiff wire brush.
All it takes is time and some very careful preparation.
Repair any cracks or blemishes in your wall with concrete patch.
During the preparation pay attention to any loose mortar and large cracks.
Slip on a face mask and safety eyewear to protect your respiratory system and eyes from any harsh dusty residue released into the air by the.
Smooth face concrete requires considerably less primer.
The surface is ready for priming when it feels like medium to light grit sandpaper and no residue or loose concrete remains.
Clean the concrete surface with tsp.
Typically you can cover about 200 square feet per gallon of block fill primer on a smooth face and about half that amount on split face.