Moisture will prevent the primer and paint from adhering properly.
Preparing concrete floor for textured paint.
Project summary use patching compound to fill any holes scratches or gouges in the concrete surface.
Typically the floor must be level and uniform within 3 16 inch every 10 feet.
Wait 16 to 24 hours.
First sweep away any surface leaves debris and dirt.
Take an 18 inch by 18 inch square of aluminum foil or thick plastic and tape down all four sides sealing the square to the concrete with tape.
Step 5 painting prepared concrete surface.
Thoroughly rinse the concrete surface with clean water using a hose with a high pressure nozzle or a pressure washer.
Check under the plastic.
Check your wood flooring manufacturer s recommendations and sand any high spots with a concrete grinder.
Allow the paint to dry for about five days.
Scrub away any dirt grime or gunk that is stuck to the concrete.
Use a bigger paintbrush for this.
This item floor tex 40 textured concrete coating custom color kilz l378701 interior exterior slip resistant decorative concrete paint 1 gallon gray kilz l377711 1 part epoxy acrylic interior exterior concrete and garage floor paint satin slate gray 1 gallon 1 gallon 4 l.
Start by painting the edges of the concrete surface.
Allow the first coat of paint to dry for about 10 hours.
Excess residue may interfere with adhesion of the coating.
Leave the plastic on the floor for 24 hours.
Tape a large piece of plastic over a portion of the old concrete garage floor attaching all edges of the plastic to the floor.
Clean the concrete thoroughly with trisodium phosphate tsp and warm water then let dry.
The surface is ready for priming when it feels like medium to light grit sandpaper and no residue or loose concrete remains.
Then remove any existing paint or gunk using a power washer or scraper and wire brush.
Wait until your concrete floors are dry before you prime.
Clean the concrete surface with soap and warm water removing any old paint.
An easy way to tell whether the floor is dry enough is to place a small.
All concrete is porous and absorbs moisture but if your concrete patio contains too much moisture you won t be able to paint it until you correct the moisture content.
Use the paint roller for painting the areas away from the edges.
Fill any low spots with a cementitious leveling compound following the manufacturer s directions and allow it to dry before proceeding.
A floor sander can be used to remove peeling paint on larger areas.