Every year when outdoor temperatures rise, there is a rash of news stories and articles about air conditioning. We had an early heatwave this year, and many people have come out and referred to the idea of a rule of thumb of what temperature you can achieve indoors based on the outdoor temperature; most commonly […]

Dissimilar metals, like aluminum, copper, brass, and steel, are some of the main metals one may experience in their trade, and few people are comfortable working with dissimilar metals. They don’t trust their brazed joint, or they are afraid of melting away material. To put some of the nerves of those in the field at […]

One of my most popular YouTube videos goes over how to adjust TXV superheat. It's a very simple little video that I did at my desk, and the other day I got this comment: “Good Video but I hate to say this BUT, with the title SCHOOL, why would you show the public an instructional […]