How can I balance my up & downstairs A-C units John wants to know the best way to balance his up and downstairs A-C Units, so we asked Mark at Absolute Comfort Air. Your browser does not support the audio element. https://media.blubrry.com/homeshow/homeshowradio.com/wp-content/uploads/2015/08/ACA-072915-Mark-.mp3Podcast: Play in new window