The interior devices can however just remain in heating or cooling down setting and therefore you can not have some doing home heating and some doing cooling. https://pkq2dsr5oz2osm6qshiyajggsrt6eehuomciccrjse3czw23a5zq.webpkgcache.com/doc/-/s/payne-mcdaniel-2.thoughtlanes.net%2Fthe-impact-of-climate-change-on-air-conditioning-needs-1711529803