Clean and airtight fast doors are mainly used in environments that require strict control of air quality, such as pharmaceuticals, food processing, and electronic manufacturing. The characteristics of this type of door include:

1. Airtightness: It can effectively block dust, bacteria, and pollutants, maintaining a clean environment.

2. Quick switch: The rapid switching action reduces air exchange and improves efficiency.

3. Material: Usually easy to clean materials are used for convenient maintenance and disinfection.

4. Intelligent control: can be equipped with sensors to achieve automatic switching, further improving safety and convenience.

These characteristics make clean and airtight fast doors an important equipment in specific industries. What aspect do you want to delve deeper into?