Acid etching with vinegar is easy and less labor intensive than using a machine to pretreat the concrete floor before sealing or painting.
How to clean concrete basement floor before painting.
Prime and paint priming before you paint concrete floors helps ensure that your new look will stick.
How to repaint concrete floors.
The acid can t penetrate oily patches and will leave an uneven subpar flooring.
Fill all holes and cracks with mortar.
Sweep the floor of all.
Smooth the mortar using a trowel.
Dampen the cement floor thoroughly with a hose.
Smooth and sand rough edges using 100 grit sandpaper.
If you are working on an outdoor piece of concrete flooring clean it of any grease.
Attach a brush or coarse scrubbing pad to an electric floor scrubber.
Remove all flaking peeling paint using a scraper and wire brush.
Mop the tsp solution onto the entire concrete floor using a sponge mop.