The Sullair Vacuum System is a complete tested and packaged system. There are no additional components to purchase. This simplifies installation and reduces start-up time and costs. The vacuum systems incorporate Sullair rotary screw technology to provide stable vacuum at unrivaled efficiencies. These units deliver smooth, pulse-free operation and offer long-term reliability. Compared to other types of vacuum pumps, Sullair vacuum pumps demonstrate a 50% operating cost advantage.