Tape a large piece of plastic over a portion of the old concrete garage floor attaching all edges of the plastic to the floor.
Preparing concrete floor for textured paint.
Fill any low spots with a cementitious leveling compound following the manufacturer s directions and allow it to dry before proceeding.
Thoroughly rinse the concrete surface with clean water using a hose with a high pressure nozzle or a pressure washer.
Allow the paint to dry for about five days.
Test the floor for moisture by taping a 2 foot by 2 foot piece of plastic to the.
Check under the plastic.
First sweep away any surface leaves debris and dirt.
Use a bigger paintbrush for this.
Wait 16 to 24 hours.
A floor sander can be used to remove peeling paint on larger areas.
Project summary use patching compound to fill any holes scratches or gouges in the concrete surface.
Step 5 painting prepared concrete surface.
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.
Concrete patch can be used in place of mortar.
Typically the floor must be level and uniform within 3 16 inch every 10 feet.
Scrub away any dirt grime or gunk that is stuck to the concrete.
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.
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.
Apply the second coat after the interval.
Check your wood flooring manufacturer s recommendations and sand any high spots with a concrete grinder.
An easy way to tell whether the floor is dry enough is to place a small.
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.
Allow the first coat of paint to dry for about 10 hours.
Then remove any existing paint or gunk using a power washer or scraper and wire brush.
Clean the concrete surface with soap and warm water removing any old paint.
Start by painting the edges of the concrete surface.
Use the paint roller for painting the areas away from the edges.
Excess residue may interfere with adhesion of the coating.