The main advantage of airless paint spraying is ability to save time and money for a painting contractor. Airless spraying is faster than traditional painting methods such as rolling and brushing. It also offers a higher quality finish on all kinds of surfaces thanks to an even coat of paint on all types of services.
Airless sprayer is up to 10 times faster than using a brush, and at least 4 times as fast as a roller. Please take a look at this video by Graco on airless spraying to get to know the fastest and most versatile way to achieve professional painting results when spraying the widest variety of materials.