The Clean Air Act of 1990 and the Montreal Protocol of 1995 spelled the end of CFC-based chillers. Or did it? Today, the reality is that conversion and replacement are slow, and CFC chillers are still chugging along. What happened?
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.