Negative pressure fans can usually be used in the following areas:

1. Industrial plant: such as the workshop of all kinds of factories, used for ventilation, elimination of odor and hot gas, improve the working environment, improve production efficiency.

2. Livestock farming: such as chicken farms, pig farms, etc., help to eliminate dirty air in livestock and poultry houses, reduce temperature and humidity, and reduce the spread of diseases.

3. Greenhouse: It can promote the air circulation in the shed, adjust the temperature and humidity, and create suitable conditions for plant growth.

4. Storage and logistics: used in the warehouse, it can prevent the goods from moisture and mildew, and keep the air dry.

5. Public places: such as stations, stadiums, shopping malls and other densely populated places, strengthen ventilation and improve air quality.

6. Food processing industry: help to eliminate the odor and hot gas generated in the processing process to ensure the health of the food production environment.

7. Printing industry: harmful gases produced by volatilization of ink can be discharged to keep the workshop air fresh.

8. Textile industry: improve workshop temperature and humidity, reduce flying and dust, improve product quality.