คุณลักษณะ

• The exhaust air volume is automatically controlled in accordance with the movement of the sash without any step.
• Surface Speed (m/s) Display
• The exhaust air volume can be reduced to a maximum of 1/4 when the sash is closed.
• It is equipped with a constant air volume mode, a night mode, and an exhaust delay function as standard, enabling various operations depending on the situation.