Everyone in the HVAC/R trade uses some type of torch to braze or solder alloys together. So, what is the proper way to handle an oxyacetylene torch? It turns out that there’s more than one right answer. Depending on which torch rig you use, the manufacturer’s manuals for operation may vary.  Everyone (hopefully) knows […]

This article is written by one of the smartest guys I know online, Neil Comparetto. Thanks, Neil! Recently, I posted a question in the HVAC School Group on Facebook that went like this: “When designing a residential duct system, what friction rate do you use?” As of writing this, only one answer was correct according […]

Most of the content in this article is based on Alex Meaney’s contribution to the HVAC School podcast in the October 2nd, 2020 episode: “How to Get The Most From Online Education,” which you can listen to HERE. Attending a class from your bedroom or home office sounds very convenient, right? That was probably what […]