80% gas furnace RUUD in a icyenene foamed attic - Need a combustion air vent solution

Posted by Mac on March 19, 2009, 12:48 am

> Inspector is telling me that the furnace needs access to fresh air. If
> I put a vent in the attic it will defeat the whole purpose of the
> upgraded insulation. Please give me your thoughts.
> Mark

No it won't, the vent will be ABOVE the insulation.

Posted by Abby Normal on March 22, 2009, 6:52 pm

You should be installing a condensing furnace

However try a motorizred damper interlocked with the gas or even
something like this

http://www.tjernlund.com/freshairintake.htm

On Mar 15, 8:26=A0pm, mr...@moderntechhomes.com wrote:

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