Presair rotary screw air compressors are designed and built based on German Technology. Through advanced manufacturing and strict quality control system, we ensure that the technical performance and reliability of each air compressor are always the best in class. By using the most advanced 5:6 rotors and the optimized rotor profile from Europe, our air-ends are the best-in-class with low noise, low energy consumption, low maintenance cost and long reliable service life.