There are three reasons why I don't like infrared thermometers for many HVAC tasks. #1 – The laser can be misleading The laser dot is just a point of reference, not an exact point where it is reading. Often the thermometer will read lower, higher, or over a MUCH wider area. Unless you are right […]

It's always good to reaffirm some of the basics of energy, work, and matter, as these five rules are some of the most basic and important. The First Law of Thermodynamics States that energy cannot be created or destroyed. It can only change forms or be transferred from one object to another. If you'd like […]

Whether you love it or hate it, leak detection is one of those staples of HVAC, and the stakes are pretty high. Leaks that go undetected can also cost the customer quite a bit in refrigerant over time, especially with the rising prices of R-22 and R-410A. Worst of all, we could end up replacing […]