The product is a new type of fan between the axial flow and centrifugal fan, it has a high centrifugal fan pressure, axial flow fan large flow, high efficiency, energy saving, low noise, easy installation and other characteristics. The product is a new type of fan between the axial flow and centrifugal fan, it has a high pressure centrifugal fan, axial flow fan large flow, high efficiency, energy saving, low noise, easy installation and other characteristics.

PYHL-14A type fire exhaust fan is a derivative product of HTF series high temperature exhaust fan, not only with HL3-2A type ventilator function, but can also operate normally at 300°C around ambient temperature for 45 minutes, both can play the ventilation and can play the high temperature exhaust fan role, suitable for underground tunnel, underground shopping malls, underground warehouse and other fire support facilities. PYHL-14A type fire exhaust fan is a derivative product of HTF series high temperature exhaust fan, not only with HL3-2A type ventilator function, but can also operate normally at 300°C around ambient temperature for 45 minutes, both can play the ventilation and can play the high temperature exhaust fan