Helios Fans HDH 355
Helios
Prices & Options
The Helios HDH 355 is a horizontal roof ventilation cowl intended to cover convection vents and supply air openings on rooftops. It features the same design as Helios RD series horizontal outlet roof fans, providing a uniform installation appearance. Suitable for natural and mechanical ventilation, the HDH 355 requires consideration of flow losses when used in mechanical ventilation systems, as detailed in the technical diagrams.
| Code & Description | Price | |
|---|---|---|
| HDH355 : Helios Fans HDH 355 | £628.00 + VAT £753.60 | |
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