Hot fluid is a byproduct of many oil and gas wells across the country. At least 25 billion barrels of it are produced each year, according the U.S. Department of Energy (DOE).
Before the homeowner turns up the thermostat, before the HVAC contractor installs the equipment, and before you place the loops and grout the borehole, there is Step 1: the drilling of a good hole that stays open and allows for the loop to be installed to the required depth.