... other hotel .office block,movie theater .so on Explosion proof Axial Flow Fan Type BT35-11Application1,Designed forExplosive atmosphere Zone ... ventilation and air the laboratoryFeatures1,Explosion proof axial flow fan is made up of explosion proof motor , fan blades ,wind ... .5,Low noise, Low consumption, and secure the explosive proof performance.6,With flexible installation: Bracket type, Pipe line ...