PVT
Overpressure shutter for roof fan
Overpressure shutter for roof fan, specifically designed for vertical mounting.
Characteristics:
• Adaptability to vertical rectangular duct and roof fan.
• Optimized for BTI accessory.
• Aperture by overpressure due to air flow.
• Closed when the fan is at rest.
• Frame construction in galvanised steel sheet and aluminum slats.
Characteristics:
• Adaptability to vertical rectangular duct and roof fan.
• Optimized for BTI accessory.
• Aperture by overpressure due to air flow.
• Closed when the fan is at rest.
• Frame construction in galvanised steel sheet and aluminum slats.
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