Frank Granville is the current Territory Sales Manager for Regal Rexnord’s southwestern territory. In addition to his sales experience, he has extensive management and technical education experience, having served as the sales and general manager of multiple HVAC contracting companies. He was also a technical instructor for Lennox.
Before we convert temperature scales, let's take a step back and think about what temperature is in the first place. Temperature is proportional to the average kinetic energy of the random microscopic motions of the constituent microscopic particles, such as electrons, atoms, and molecules. Translation: Temperature is the average “movement energy” of the molecules in […]
As of January 1, 2026, refrigerant regulations in the United States have undergone YET ANOTHER big shift. Per Subsection H of the American Innovation and Manufacturing (AIM) Act, which was passed by Congress and signed into law in December 2020, the Environmental Protection Agency (EPA) has officially expanded leak repair and recordkeeping requirements to a […]
This is a recap of the 7th Annual HVACR Training Symposium session, with a few key themes and takeaways. If you missed the symposium but find some topics of interest in this tech tip, you can still purchase a virtual ticket at hvacrschool.com/symposium. You must be logged in to your account with a ticket to […]
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Frank Granville is the current Territory Sales Manager for Regal Rexnord’s southwestern territory. In addition to his sales experience, he has extensive management and technical education experience, having served as the sales and general manager of multiple HVAC contracting companies. He was also a technical instructor for Lennox.
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