Forward curved rectangular duct fans

Forward curved rectangular duct fans

Forward curved rectangular duct fans

Flat design for a wide range of applications in extract and intake air systems

Forward curved rectangular duct fans

Helios centrifugal rectangular duct fans with forward curved impeller blades. Retractable motor-impeller unit for unrestricted access. Low-noise impeller in optimised volute casing for high delivery pressures. Compact, flat design for versatile use in extract air and intake air systems in commercial and industrial buildings. 

Required air flow (Vmax) (5)
Duct dimension (cm)
Sound pressure (5)
Power-Type
5
Maximum speed RPM (min-1) (5)

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