Roof fans

A ventilator powered by the wind no electricity supply required for dry toilets etc. low noise emission easy to install to a pipe of 75 mm or 110 mm throughput about 100 m3/h at a wind speed of 5 m/s /(flow resistance excluded) made ...

... steel roof extractors apt to ejection of clear air, especially silent and suitable to be employed in private or industrial buildings. Roof installation. Technical data Air-flow rate between 100 ...

Range of centrifugal roof mounted fans in horizontal discharge format, designed for smoke extraction in fire conditions and certified F400 120 (CE marked) (1). All models are suitable for air stream temperature ...

... type: with electric fan adjustable angle: 5º - 45º dimensions: DN110/H500mm package: 1pcs./set Product offered in complete set including: roof-vent; profiled pass-through by producer; butyl seal; ...

The roof ventilator has been used for many years to ventilate and de-air eaves, flat roofs, ridges and groins on the metal roof. For snowy areas or buildings in exposed locations, the ...