I only worked HVAC for a week 
I will still call it just like hte metal ventalation shafts in your home
duct link
Duk sounds familiar though, like there is a brand called that too, although google reveals nothing...
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"Don't You understand? This is Greek to me! Except I spek Greek, this is like Aramaic to me, and not the Western Dialect I can read a little." - Dr. Walter Bishop
Special relativity is not "Eat Two Big Macs."
Last edited by Neuromancer; 11-10-2011 at 11:25 AM.
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