On Fri, 22 Apr 2005 19:38:02 GMT, "george capra"
My Trance guys proposed doing that with mine for me. Was installed
last October. Concept was to use two returns, and then electronically
controlled dampers in the ducts. Is this what your gent is proposing.
We decided to wait until I saw where we were for a year before
proceeding. We did install the 2nd return as part of the overall
upgrade to the system.
But, the aspect of it being certified never game up---probably becaise
I was too dumb to ask. It will be interesting to see how this plays