The motorized damper is positioned upstream, between the fan and the base of the extraction arm
It can be activated through a button located on the hood of the extraction arm
A single control for the rapid ignition
The motorized air damper are used to limit the suction only when needed. Thanks to the button positioned on the hood it is possible to start the suction, with the opening of the damper, and end it, with its closure, after the execution of the job.
The motorized air damper is positioned between the fan and the base of the extraction arm.