Rosenberg DV / DVS

The Rosenberg DV / DVS roof radial fans are used for ventilation of apartment buildings. The wide range of Rosenberg DV / DVS roof fans offers the optimal ventilation solution for every simple to demanding application. Rosenberg DV / DVS roof fans are suitable for mounting on flat and gable roofs.

Rosenberg DV / DVS roof fans (noise and heat insulated enclosure) are characterized by high volume flow rates at medium pressure differentials. A wide range of accessories for roof mounting or duct connection for demanding applications optimally completes the roof fan profile of Rosenberg.

The Rosenberg DV / DVS fan housing is made of seawater-resistant aluminium and the base frame is equipped with an integrated inlet nozzle made of galvanised steel sheet. The impellers are installed directly on the rotors of the motors with external rotors. Fans up to size 400 have impellers with backward curved blades made of plastic, from size 450 onwards they are made of aluminium. The drive motors are fitted with an IP54-protected connection box, which is easily accessible when the rain cover is removed.

Features of Rosenberg DV / DVS roof fans:

• Flow rates up to 17,000 m³/h
• design size: 190 - 800 mm (impeller diameter)
• Vertical exhaust
• Rearward curved blades
• various designs
• Stable, weather-resistant housing
• easy installation