First, a thermocouple is not a flame rectifier like a modern flame sensor. A thermocouple actually generates a millivolt potential difference when it is heated by a flame—just to get that out of the way for any of you newer techs who are used to modern flame sensors. With higher efficiency gas-fired equipment being the […]

All fuel-burning appliances require oxygen to burn. They require sufficient oxygen to burn clean and safely, without soot and CO (carbon monoxide). I live and work in Florida, where most of our fuel-burning appliances are 80% efficient with open combustion. (You can learn more about the basics of combustion on a podcast with Benoit Mongeau.) […]

We don't work in a trade of dreamers and unrealistic New Years' resolutions. We are doers who know that nothing worthwhile comes easy, and 2018 is no different. We have some “threats” entering the residential segment of the trade. Amazon and Google are looking to make a bigger entry into the home services trades, standardizing […]