Main feature1. High strength, low resistance, good sealing performance, beautiful appearance, simple installation and long service life;2. The raw materials used are all galvanized steel;3. The inner and outer walls are smooth, the air duct
Main Features1) Simple structure in linear type ,easy in installation and maintation. 2) Adopting advanced world famous brand components in pneumatic parts ,electric parts and operation parts. 3) High pressure double crank to control the di
Main modelProduct ShowOperating PrincipleFunctionThe ventilation is thorough and efficient, and the ventilation rate can be as high as 99%, achieving the effect of ventilation and cooling.Install the negative pressure fan outside the shop w