We have now started manufacturing Three Lobe Roots Blowers, Silence Features are:, Stable Air Flow due to less pulsation, Vibration level of the blower reduces to a great extent, Hence increases life of rotors, gears and bearings., Noise is less compare to Twin Lobe Blowers due to reduced pulsation., 100% oil free air and oil leak proof as chamber is separated from main camber., Components made on high precision CNC machines.