Freddy Yip
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March 26, 2026
Building the Future HVAC Workforce
In a recent Flow Lab episode, Ben Walker and Sam Myers sat down with Xavier Walter of the Building Performance Association to talk about one of the biggest questions facing the industry right now: who is going to do this work, and how do we prepare them to do it well?
That conversation covered a lot of ground. Workforce development. Apprenticeship. The relationship between HVAC and weatherization. The value of understanding the house as a system. The role of training, conferences, and mentorship. Underneath all of it was one theme that kept surfacing.
The
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January 14, 2026
Six Principles for Designing Healthy Indoor Environments
In a recent Flow Lab episode we sat down with John Ellis, an indoor environmental consultant who works with some of the most sensitive clients you can imagine. Think cystic fibrosis, oncology patients, lung transplant recipients, and severe asthma. For those people, the way we design and run HVAC systems is not a nice to have. It is a medical decision.
When John talks about indoor air quality, he does not start with gadgets. He starts with six basic principles that every contractor should be thinking about on every job, long before
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December 23, 2025
When a Right Sized AC Still Leaves You Sticky: Diagnostics and Tools That Actually Fix Humidity
In a recent Flow Lab conversation with Nikki Krueger from Santa Fe, we
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November 25, 2025
From “Do It This Way” to “What Happens If…?” Rethinking Trade Training
In a recent Flow Lab episode, we had the pleasure of talking with Leilani Orr and Ty Branham from the GRIT Foundation, a nonprofit that runs hands on trade camps for 12 to 17 year olds. We invited them on to talk about workforce shortages and getting young people interested in the trades. What stuck with us most, though, was how intentional they are about how people learn.
Listening back, a theme kept popping up: the best training does not start
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October 23, 2025
Bridging the Trades: Why Heat Pumps, Solar, and Airtightness Belong in the Same Conversation
The New Shape of Home Performance
Once upon a time, solar installers, HVAC contractors, and building scientists could each stay in their own lane. Today, those lanes are merging fast.
As homes go all-electric—heat pumps replacing furnaces,
