Ok, so what is it about a condensing furnace that determines which way it must be orinentated? Some furnaces can be installed updraft, downdraft or horizontal-it doesn’t matter. Others are limited to one or maybe two directions. Why? Is the condensate drain only limitation?
Edited 3/29/2003 5:32:18 PM ET by Tim
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Anybody?
You might try posting in the "Energy, heating, and insulation" forum to get better results.Jon Blakemore