The plastic vents BI are used for blowing air in dual flow mechanical ventilation, for individual houses and tertiary applications.

• Diameter Ø 80 mm
• Plastic vents BI can be associated with an air-flow regulatator (45 m³/h maxi)

• Simply fitted in a rigid duct or associated with a 3-claw plasterboard sleeve, a slab penetration sleeve or an angled duct as well.
• Mouting on vertical or horizontal walls