Originally Posted by HenryD
If you are thinking of using your AC ducts for heat, the heat will likely be blowing into the spaces near the ceilings and the lower areas will stay cold...........
Yes, using one set of ducts and outlets for both heating and cooling is a compromise, but it's often done. My boat has reverse cycle AC/Heating and a single set of ducts and outlets. So does my home. They both work fine.