External metal shell with polymer coating, thermal & acoustic insulation made of 50 mm thick rock wool, and internal perforated plastic shell for maximum noise absorption across a wide frequency range. Specially designed high-efficiency plastic impeller with high available static pressure.

Type T models feature an adjustable shutdown timer from 2 min to 30 min. Suitable for operation at temperatures up to +60°C. By placing 2 fans in parallel, we achieve double the airflow with the same available static pressure. By placing 2 fans in series, we achieve double the available static pressure with the same airflow. 

Suitable for use in libraries, conference rooms, educational institutions, kindergartens, etc.