This hood can be vented up through the roof or out through an exterior wall. You should feel the air expelled from the exhaust cap on the ceiling or wall when the fan is running. Also, you can attach the CBCF003-OW carbon filter for better filtration (duct pipe is not included).
This cooker hood can be installed in 2 different ways, either under cabinet (top ventilation) or wall mounted (rear ventilation), it is suitable for any kitchen design style, it allows you to work comfortably & freely on the stove.