• Ideal for flat and inclined roofs with an opening up to 2 x 2 meter.
• Suitable for everyday ventilation.
• Guaranteed quality with endurance tests with 10,000 on-off cycles.
• High aerodynamic opening.
• Dark flap alternative available for applications where harmful effects of the sunlight are avoided.
• Maintenance-free design.
• Safe opening and closing.
• Suitable for flat roof (up to maximum 15° roof opening)
• Manufactured in compliance with fire classification A1.
• VenturiSmoke is made of aluminum alloy, AlMg3, AlMgSi05F22 and steel pieces.
• EPDM seals minimize the heat loss.
• All pivot connections are maintenance-free.
• VenturiSmoke can be fitted with fall arrest grids in compliance with the safety standards. (Optional)
• Pre-assembled and ready-to-use or modular designed systems.



Triggering mechanism options:

Pneumatic CO2 tubing + 230v ventilation motor

48v electrical piston for smoke evacuation + ventilation



Due to the large diameter, the roof opening width is limited to the following sizes: 1000, 1200, 1250, 1400, 1500, 1800 and 2000 mm. However, it can be manufactured in any sizes suitable for the project with roof opening length between 1000 and 2000 mm.


Click for references