In this episode of Building HVAC Science, Bill Spohn and Eric Kaiser, along with the TruTech Tools team, recap their experiences at the 6th Annual HVACR Training Symposium and AHR Expo in Orlando, Florida. They share insights from meeting industry professionals, attending educational sessions, and exploring the latest HVAC tools and technology. The team discusses key highlights, including the impact of Second Chance University, the HVAC Tactical Awards, and the High-Performance Hangout, emphasizing the strong sense of community within the industry.

The team also dives into standout products showcased at AHR, such as Testo’s new thermal imaging cameras, Inficon’s D-TEK Pro leak detector, and NAVAC’s latest digital manifold. They touch on the increasing role of technology in HVAC, including EEV Mate’s electronic expansion valve tool and advancements in vacuum pumps and refrigerant scales. Finally, they reflect on the growing educational initiatives in HVAC, such as the Grit Foundation’s efforts to introduce young people to the trades and the launch of Better HVAC, a nonprofit that fosters ethical practices and knowledge-sharing.

Whether you attended the events or missed out, this episode provides an engaging recap of what’s shaping the HVAC industry in 2024. Tune in to hear firsthand experiences and takeaways from some of the most significant gatherings in the field!

Two things we missed:
The Third US HeatPumpSummit is on tap for this November in Massachusetts.

https://www.usheatpumpsummit.com/

Our friends at www.WorkHero.pro ran a survey in conjunction with the www.HVACRSchool.com to look at the day-to-day realities of running a small HVAC business. See the survey results here: https://www.workhero.pro/blog/report

Sue on LinkedIn: https://www.linkedin.com/in/suzanne-bertsch-962496174/

Josh on LinkedIn: https://www.linkedin.com/in/josh-crawley-20b41550/

Bill, Jr. on LinkedIn: https://www.linkedin.com/in/billy-spohn-jr-a06201a3/

Eric on LinkedIn: https://www.linkedin.com/in/eric-kaiser-323a1563/

Bill, Sr. on LinkedIn: https://www.linkedin.com/in/billspohn/

2nd Chance University: https://2ndchanceuniversity.org/

www.BetterHVAC.org

HVAC Tactical: https://hvactactical.com/

www.TheGritFoundation.com

https://hvacrschool.com/events/6th-annual-hvac-r-training-symposium/

The NCI Summit: https://www.gotosummit.com/

This episode was recorded in February 2025.

In this episode of Building HVAC Science, Eric Kaiser and Bill Spohn welcome Craig Migliaccio, the creator of AC Service Tech, author, educator, and industry influencer. Craig shares his journey from teaching HVAC in high school to becoming a prolific author and content creator, driven by a passion for making practical, hands-on learning accessible to HVAC professionals and students. With over 60,000 copies sold of his first book and a rapidly growing suite of resources, Craig has made an indelible mark on the industry.

Craig discusses the challenges and rewards of writing technical books, the value of bridging the gap between theory and practice, and the immense effort involved in producing educational materials. His team-driven approach and dedication to quality are evident in his books, training tools, and YouTube channel, which boasts over 500,000 subscribers. Craig also emphasizes the importance of work-life balance, family, and faith, encouraging listeners to prioritize their well-being alongside their professional goals.

Craig’s motivation to write came from gaps he observed in existing HVAC textbooks, leading him to create step-by-step, procedure-focused resources.

Building a robust educational platform requires collaboration, persistence, and a willingness to iterate and improve.

Craig’s advice to technicians: prioritize family, invest in knowledge and skills, and focus on meaningful connections in the industry.

Craig’s YouTube Channel: https://www.youtube.com/@acservicetechchannel

Craig’s books at TruTech Tools: https://trutechtools.com/ac-service-tech/

And his newest book can be found here: https://trutechtools.com/ac-service-tech-refrigerant-charging-and-service-procedures-2nd-edition/

His website: https://www.acservicetech.com/

EP 74 with Craig from 2022: https://www.buildinghvacscience.com/ep74-where-you-can-go-with-passion-and-persistence-with-craig-migliaccio-april-2022/

Craig on LinkedIn: https://www.linkedin.com/in/craig-migliaccio-71085a74/

This episode was recorded in January 2025.

In this insightful episode of the Building HVAC Science Podcast, host Eric Kaiser takes a deep dive into the world of indoor air quality (IAQ) with guest expert John Ellis. With over four decades of experience in HVAC and building science, John shares his wisdom on addressing IAQ challenges effectively. The discussion spans the critical importance of tailoring solutions to individual client needs, the tools and methodologies for assessing indoor air environments, and the interplay between building science and mechanical systems in achieving optimal outcomes.

John introduces his six key principles for good IAQ, covering everything from thermal comfort and filtration to pollutant control and building pressure management. The conversation also highlights real-world applications, including helping clients with severe medical conditions improve their quality of life through better IAQ strategies. Whether you're an HVAC technician or a building performance professional, this episode is packed with actionable insights and practical advice to elevate your IAQ solutions.

John’s number 505-652-8119

LinkedIn: https://www.linkedin.com/in/john-ellis-b13b0411/

Facebook: https://www.facebook.com/john.ellis.3701

Dynamic Air Consulting on Facebook: https://www.facebook.com/DynamicAir4U

HVAC Learning Campus: https://www.hvaclearningcampus.com

This episode was recorded in January 2025.