Default unit of volume used in the selection form and graphics.
Default unit of pressure used in the selection form and graphics.
Default unit of temperature to be displayed.
Measure unit for distance and height to a noise source over the sea level.
Value expressed in% to calculate belt drive and axial multiblade fans power, applying this security factor.
Motor working frequency
Gravity shutter.The shutter will open by air force and will close when the fan is stopped.Made of ABS plastic.UV rays protected.Note: Maximum air speed 16 m/s
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Ctra. Camprodon, s/n
17860 Sant Joan de les Abadesses