The Problem with On-Demand Heating and Cooling

I have been interested in energy efficiency since I was very young. Learning about physics and improving systems is just ingrained in my mind. A very popular idea starting about 20 years ago was the concept of using an on-demand tankless water heater rather than heating water to temperature and storing it for later use. … Continue reading The Problem with On-Demand Heating and Cooling

When Learning by Analogy Fails

This is a long story with a lot of backstory, but a lesson learned. Backstory In 2010, I came home from work to hear that my AC wasn't working. Up until this point, I had never done anything with HVAC besides set my thermostat and change air filters. It was miserable. We're accustomed to keeping … Continue reading When Learning by Analogy Fails