Basic Member
Since Nov, 2020
GeoThermal training by Dr. John Jones, and M.Rice, ME,PE , Dayton, Ohio; Mr. Paul Doty: Heat Pump AirFlow '80. and seminar of Dr. Jones 3" thick manual -all has had very little added or changed since that time through today and since 1994 GEO.Pros, JP pioneered "oversized-loops" to which are now the…