chments, fan body to standardize. Mass production system, to be able to meet your requirements at any time;
3. Because there are good helix structure, and using the same fan matching a muffler with a silent air cleaner, the operating noise of the fan is much lower than in the past;
4. Rotor is fully machining precision products. Has been made in the manufacture of the complete dynamic balance, almost no vibration.
5. To take a small design, small mounting area.