Faber INCA HC Instructions D'installation page 7

Install Damper that is included with the Hood
before connecting to the ductwork.
Ducted Venting Options Installation
Vertical
Only for Ducted Venting Installation
Choose your ducting method
6"
Horizontal
Non Ducted - Recirculation Option
Requires
purchase of
Activated
Charcoal
Accessory
7