QCHS-1250 Double Mesh Exhaust Fan

exhaust fan The shutter utilizes its automatic controlling equipments to let shutter blade automatically open and close. Thus it can reach the purpose of dust proof and water proof and effect of perfect. The series of fans have low noise, big wind volume, low consumption of electricity, good cooling effect and so on.It can be used in the workshops of the factory for lognitudial and transverse ventilation. This is the best cooling system in the factory workshop of the times.The quality of the product can reach the international standard.