High quality negative pressure fan

  1)   Stainless steel fan blade, galvanized sheet frame, no deforming, no broken, attractive and durable.

  2)   Adopted CAD/CAM technology, high overall pressure, large air flow, low noise, stable operation, long service life.

  3)   With the motor rotating, shutters open and close automatically, thus preventing dust and moisture. It's best choice for ventilation in greenhouses and plants.

  4)   The protective net is single-sided, that is one side is protective net and the other is shutter.

  5)   The shutter’s support bar is plastic and the linkage is galvanized sheet.. 

Chrysanthemum high-end fan