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Sigrist design produces a range of roof mounted axial vertical exhaust fans. The VA range uses a high efficiency axial impeller in a galvanised steel constructed body and cowl. Any impeller blade type, pitch and number of blades can be installed to meet a desired duty point.
Standard Design Features:
- High efficiency axial impeller,
- Galvanised steel construction and cowl,
- Diameters from 315 to 1250mm,
- Cowl flaps.
Common Applications:
- Building Ventilation Exhaust
- Building Ventilation Relief