Steve, can you tell me what the exhaust hood Make and Model is? Assuming this one has the capability to suck the air out of the room :D
http://www.zlinekitchen.com/stainless-steel-ke
I got the 760cfm unit. A tad loud on high. But it clears the smoke fast! On the lower setting it does great. This can be ducted. Or non-ducted using carbon filters. The lights are LED that swivel. Install use straight forward.