//Fans Big Herdman

Fans Big Herdman

Axial-flow Ventilation Fan with Centrifugal system

Centrifugal system can open the shutter automatically with power on.Smooth operation,

low noise and consistent air flow.

When power is off, shutters close under the action of gravity and spring. Shutter pieces

close tightly with good sealing effect.



There are no reviews yet.

Be the first to review “Fans Big Herdman”

Your email address will not be published. Required fields are marked *