Casey Contreras
Company name: National Comfort Institute (NCI)
Position: Field Coach and Instructor

Casey Contreras has been an instructor for National Comfort Institute since 2015. He has many years of residential, light commercial, installation, and service experience. Casey became NCI certified in residential and light commercial air balancing, HVAC system performance, duct system optimization, and CO and combustion. He can be reached at ncilink.com/ContactMe.

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Tech Tips written:

Bernoulli’s Principle
Have you ever thought about the relationship between velocity and pressure? If you think about a fluid being forced through a small orifice, you can fairly easily picture the fluid speeding up as it goes through the orifice. However, did you also know that the surrounding static pressure DECREASES at the point of high velocity? […]
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How To Do a Heat Maintenance That Actually Matters
I know I’m not the only one who has sometimes felt a little bad doing heat maintenance. I remember many a day when my lead technician and I (as an apprentice) would crawl into an attic, clean the flame sensor, and then play FarmVille on our phones for 15 minutes before crawling down, giving the […]
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Technology Trade-offs
As a small business owner in the 21st century, I have recently been exposed to the overwhelming amount of new technologies and processes that I could use within my business. In the last few years, there has been a surge of software and connected tools that are entering the marketplace. All of them promise to […]
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