Clean the concrete surface thoroughly
Remove dirt, grease, oil, and stains
Repair cracks, holes, and damaged areas
Let the concrete dry completely
Choose the right concrete sealer
Test the sealer on a small area
Apply the sealer with a roller, sprayer, or brush
Spread the sealer evenly
Follow the manufacturer’s coverage rate
Apply a second coat if needed
Allow proper drying time between coats
Let the sealed surface cure fully
Keep the surface dry during curing
Reapply sealer as recommended by the product instructions