HDH 250 – Roof ventilation cowl – Helios

£425.39 ex. VAT

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HDH 250 – Roof ventilation cowl – Helios

Horizontal roof ventilation hood For covering convection vents and supply air openings in the roof. Same design as horizontal outlet roof fans RD. With regard to mechanical ventilation, the resulting flow losses must be taken into account (see diagrams).

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helios catalogue HDH

Brand

Helios