1. The Particulate matter and odor contained in the air are exhausted through negative pressure fan.

2. Quickly discharge indoor hot air to the outdoor to avoid the temperature rise in the workshop.

3. Used combination with other equipment, it can improve the environment in the wet and moldy warehouse, and has the effect of ventilation and dehumidification.

4. The air flow takes away the heat of the human body. The air flow accelerates the evaporation of the sweat and absorbs the heat of the human body, so that the body feels cool.

5. Combination with other cooling equipment, the temperature in the workshop can be controlled within 28 ℃ in the hot summer, keeping cool.