3D Printing Construction

Anyone who knows me knows my love for science fiction stories. I’ve been reading them most of my life. One of my favorite sub-genres focus on future societies and how technology impacts the lives of people living in them. Some of the most creative authors favor this genre and some of their ideas are taking …
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Kinetic Energy is Energy in Motion

The use of energy is what drives an HVAC system. Many of us remember learning about potential and kinetic energy in high school and wondering, when will we ever use this stuff? The truth is potential and kinetic energy are both forces we either ignore or apply in our professional and personal lives. Let’s examine …
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Combustion Air in a Gas-Fired boiler

Safe operation of any fuel-fired equipment requires adequate combustion air supply. To provide this essential system component, technicians typically install openings constructed of metal ducts or fixed grilles. This provides air from the outside or from an adjoining part of a building. Since combustion air openings are ducts, let’s look at the variables affecting airflow …
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With the end of the heating season there’s a tendency to forget the dangers of carbon monoxide (CO). As you transition to the cooling season, be sure to keep your awareness for CO high even though it’s likely to be the last thing on your mind. Let’s look at five summer CO issues you should …
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Changes are coming. If our President-Elect remains true to his campaign promises, bolstered by a business-friendly congress, we could see a very positive environment in 2017 for small businesses — i.e.  HVAC contractors. Of course, we should take campaign promises with a grain of salt, as we know politicians will usually say anything to win …
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Good CSRs are Key to Your Success

NCI Legacy Series Blog Posts In memory of those who came before, we bring you some of their best posts and articles from the past. Nita Brooks, who lost her battle with cancer 2016, was an integral part of the National Comfort Institute team for many years and was prolific in her writing. This post …
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Are you a member of an HVAC trade organization? I’m talking about the ones you have to pay dues to belong to. If you don’t, think about something that Benjamin Franklin once stated: an investment in knowledge pays the best interest. Seems reasonable, right? Yet it occurs to me, in the HVAC contracting world, the …
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Measuring static pressure

Like blood pressure in humans, static pressure impacts HVAC systems, positively or negatively, depending on what that pressure is. We all know that high or low pressure is bad for human health. The same is true when it comes to building static pressure as well. Taking a building’s static pressure lets you “see” the HVAC …
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What if you could offer your customers a system efficiency option of 57%, 78%, or 93%? No, this is NOT equipment-rated efficiency. It’s the operating system’s field-measured efficiency after installation and verification in a home. Here’s a sample proposal of the future. Field Measured System Efficiency Constant advancements in our ability to field measure the …
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When I was a kid, I didn’t know what my beliefs were, so I had a habit of constantly asking why. I questioned my mom and dad repeatedly on the things I didn’t understand. They patiently answered my questions and encouraged me to keep asking. If you’re a parent, you’ve no doubt experienced this with …
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