Over the past year, we have been adding 3D animations to our YouTube channel. It can be difficult to film everything we do in the field, so we've found 3D animations to be a helpful tool to show how parts work and how to do certain tasks. So far, we've uploaded nine 3D animations. This […]

In our line of work, it's all too easy to let your bad experiences inform your present and future experiences. That is especially true if you have a high emotional range. Having “emotional range” is a polite way of saying that you're a bit up and down (maybe even neurotic). We don’t believe that sensitivity […]

In residential air handler/fan coils, it is common to use a high-voltage interlock between the blower and the electric heat strips to ensure that the blower comes on whenever the heat is on. The problem is that it CANNOT work the other way around where the heat comes on with the blower. Heat strips are […]