*axial fan wall fan, full copper motor, *CAD blade, cast iron motor case *Be used for ventilation and air the laboratory T35 axial fan types: according to impeller diametar,could divided to NO.2.8, 3.15, 3.55, 4, 4.5, 5, 5.6, 6.3, 7.1, 8, 9, 10, 11.2 and so on .Widly using for industrial factory ,machinery manufacturing,chemical industrial and other hotel .office block,movie theater .so on ...