Sweep the floor of all dirt and paint flakes using a broom.
How to prep an indoor concrete floor for painting.
Moisture will prevent the primer and paint from adhering properly.
Clean the concrete thoroughly with trisodium phosphate tsp and warm water then let dry.
Use a trowel or putty knife to get a smooth finish.
Use a vacuum attachment to remove dust and dirt.
The surface is ready for priming when it feels like medium to light grit sandpaper and no residue or loose concrete remains.
Smooth the mortar using a trowel.
First remove any debris from the crack or hole with a wire brush.
If the surface of your floor is cracked or rough mix concrete patch compound following package directions.
Allow the mortar to dry for the time recommended by the.
Scrub away any dirt grime or gunk that is stuck to the concrete.
Thoroughly rinse the concrete surface with clean water using a hose with a high pressure nozzle or a pressure washer.
For your situation you will want to use a floor scraper to remove anything loose on the floor like paint chips and the glue or you won t get your paint or overlay to stick well.
First sweep away any surface leaves debris and dirt.
Epoxy paint provides a durable coating but the floor needs to be properly prepared before painting so that the paint adheres well.
I found that wetting down the floor made the scraping go much faster.
Fill any cracks or holes in the concrete floor with compound using trowel to push it into any depressions.
If the floor has had a sealer or any previous kind of coating.
Project summary use patching compound to fill any holes scratches or gouges in the concrete surface.
Clean the concrete surface with soap and warm water removing any old paint.
You will definitely need to get the carpet glue up.
An easy way to tell whether the floor is dry enough is to place a small.
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.