... and other hotel .office block,movie theater .so on Explosion proof Axial Flow Fan Type BT35-11Application1,Designed forExplosive atmosphere Zone ... used for ventilation and air the laboratoryFeatures1,Explosion proof axial flow fan is made up of explosion proof motor , fan blades ,wind cylinder ... , it can meet the required wind rated and wind pressure.3,Impeller structure is adjustable, it is can be ...