Detailed Product Description
1. Mainly used for supplying air in halls, lobbies
2. Two adjustable vanes in each seam so as to control direction and volume of
airflow
3. Can be assorted with static pressure box
4. Swiftly balances the temperature of airflow and shows velocity of airflow to
avoid dust wind
5. Maximum length is 2.5m, can be assembled with two or more parts
