VORTEX AIR BLOWER it's used for fish farms , farm tank , ... air supply of spare part of package , massage bathtub ,. MINDER Vortex Blower is designed as per 110V/60HZ,220V/50HZ,220V ... , massage bathtub , glass products ,textile , electroplating ,environmental friendly equipment.The impeller adopts the three-dimensional design combined with sectional changes in ...