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The place to learn some things you've forgotten
along the way, as well as remind you,
of some things you forgot to know in the first place.


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Bryan Orr

BRYAN ORR

Co-Founder and President at Kalos Services, Bryan has been involved in HVAC training for over 13 years. Bryan started HVAC School to be free training HVAC/R across many mediums, For Techs, By Techs.


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The Sneaky Effects of Radiant Heat Transfer
If you've ever sat close to a bonfire on a really cold night, you may have noticed that your face starts to get really warm. The minute you put your hands up and shield your face from the light of the flame, your face cools off almost immediately. That happens because the flame is heating […]
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Mistakes in Measuring Ohms
In HVAC and electrical school, one of the first things you learn about electricity is Ohm's law: Volts (V) = Amps (I) x Ohms (R) Pretty simple, right? Watt's law is just as easy: Watts (P) = Volts (E) x Amps (I) With this newfound knowledge, the student walks confidently into the real world with […]
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Tips for Managing Millennials and Zoomers
Many of the “old-timers” in our trade are baby boomers; they were likely born after World War II ended and before the mid-1960s. These people grew up in a different time than today’s millennials (Gen Y) and zoomers (Gen Z). As those old-timers continue to retire, our trade needs to start attracting, recruiting, and managing […]
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