Wide range for air volume ' pressure and vacuum.
Stable air flow and less pressure variation.
Clean air not with oil moist.
Construction simple and easy maintenance.
Bearings are all lubricated by oil moist.
Bore : 25A ~ 300A (1" ~ 12") Capacity : 0.1 ~120 m3/min Pressure : 0 ~ 8000mmAq Vacuum : -5000 mmAq