Housing consist of galvanized steel, double-walled construction with 50 mm acoustic insulation, connecting piece with rubber packing to connect standard tubes. Free-running, forward curved radial ventilator, dynamic balanced to DIN 1940, asynchronous squirrel cage motor consist of aluminum casting with maintenance free ball bearing. Protection Class IP 55, insulation class F.

Unit made of galvanized sheet with air connection of 200 mm. The engine of the ventilation is removable without removing the pipeline for the maintenance.

• Incl. continuous speed controller for wall mounting

More models see datasheet.