https://lh6.googleusercontent.com/-.../3JoJ-bhy9oA/s800/SCAN_20130101_113203809.jpg
Click the link above
I built my HVAC system according to the information provided by the Canadian Govt. It didn't work at all (much like the Canadian govt). As far as I have found the only thing that works is moving the cold air toward the stove room. Natural convection currents will look after the rest
Bert,
Great comments about the govt, you think the US govt is any better?....Ha!
Craig