I am the second owner of a 3500 sq. ft. single story home with a three zone geothermal HVAC system. The home is built on a slab with ten foot ceilings. The heat pump and all ductwork are located in the attic. Particulars of the system are: ClimateMaster Tranquility 27 TTV049 Thermostats Honeywell TH8320 Zone Controller
Please excuse my strange post. I am new to this forum and somehow my message got posted as I was just beginning to type. I'll try a new post and hopefully it will work