
gravel washing paving - nijhuisarchitectuur.nl
gravel washing paving Get More Information. How to Pressure Wash Your Driveway | HGTV. Pressure-wash concrete by holding down spray handle, working your way back and forth from one side of concrete surface to the other, overlapping each stroke by 6 to 8 inch TIP: For tougher stains such as paint, hold tip 3 to 4 inches from concrete surface ...