This is the first in a multi-part series on the history of geothermal heating and cooling in the United States and beyond. It focuses on the efforts of two men: Dan Ellis and David Hatherton, the latter having trademarked the WaterFurnace name back in 1981 in Ontario, Canada. David Hatherton is the son of a Read more
Jay Egg
I often think of a hydronic systems as a living and breathing thing, like a human body. The hydronic system carries BTUs to the extremities of the building, like a body’s circulatory system, and the circulator pumps are the heart. We have been told that the heart is the strongest muscle in the body, using Read more
I don’t like to admit it, but I’m becoming an “old-timer” in the geothermal HVAC industry. Regardless, I have made a commitment to continue to look for better ways to do things. If you need a quick review of geothermal heating and cooling, this article is a quick and fun read from Mechanical Hub; it Read more
It has been repeated time and again that churches drive many worthy and valuable efforts, and when they get behind something, people listen. I wrote about a church in Tampa that has had geothermal HVAC since 1949, and had their first equipment upgrade in 2013 while still operating on the original geothermal wells. The Catholic Read more
A 100-ton cooling tower uses 14,400 gallons of fresh water per day. That’s a small cooling tower, and that’s a lot of water. A 15,000-ton chiller plant (about the size used to cool a major airport) will use a couple million gallons of fresh water on a hot summer day just for cooling operations. People Read more