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Soft Lockout vs. Hard Lockout
To Glass Ceilings And Those Who Lend Us Their Hammers
Two Tips for Tough Vacuum Jobs
Is Value Perceived?
What to Do with Your Micro-Manometer
Ventilation Strategies: ERVs, Dehumidifiers, and More
How Do Communicating Systems Work?
Manual J Field Data: Windows
Troubleshooting 90%+ Gas Furnaces
What’s New With Copeland at AHR
Good QC, Startup, and Punchout Processes
Static Mistakes – Short #232
Santa Fe Talks Dehumidification at AHR 2025
Catching Up with Fieldpiece and Refrigeration Technologies at AHR
From Plumber to HVAC Owner w/ Manly Arnanson
EER in the Field – Short #231
Heat Pumps / Comfort and Electrification w/ Copeland
Efficiency and Production on Larger Projects
#hvac
Tech Tips:
If a furnace runs for years and years while tripping the limit switch but satisfies the thermostat, will it ever be noticed? The answer is most likely “no,” but it will depend on whether the furnace utilizes soft or hard lockouts when the limit switch trips. So, what is a soft lockout vs. a hard […]
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This tech tip was written by Jennifer Manzo, an HVAC technician and the founder of the HVA-Chicks coalition, which offers tech support and training as well as resources for women in the industry. She was one of our panelists on this year's Women's Panel at the symposium and was recently featured on a livestream and […]
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In the last year or so, I have had a couple of puzzling experiences related to pulling a vacuum. These instances have left me with questions and clues where I thought I had given up on understanding a certain vacuum situation. Typically, if I’ve had a hard time achieving a proper vacuum, I would be […]
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The other morning, I was scrolling through HVAC Facebook groups when I came across a post from a homeowner. He was requesting recommendations for a book that would teach him how to design and install a new HVAC system, complete with ductwork, in his home. Immediately, my HVAC career flashed before my eyes like a Christian reliving […]
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Imagine this: you are pulling into your driveway from a long day at work, and you see a package waiting for you on your porch. You jump out of your truck and trip over the rose bush while running to see if this is what you have been waiting for. Upon closer inspection, you realize that the […]
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This tech tip recaps the livestream by the same name, featuring HVAC School contributors Matt Bruner and Adam Mufich, as well as special guests Corbett Lunsford and John Semmelhack. You can watch that livestream on our YouTube channel HERE, and you can learn more about the great educational opportunities Corbett has to offer at https://buildingperformanceworkshop.com/. […]
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This tech tip recaps the livestream by the same name, featuring HVAC School contributors Matt Bruner and Adam Mufich, as well as special guest Steve Cook from Hisense. You can watch that livestream on our YouTube channel HERE. We also owe special thanks to Roman Baugh, who added some extra information on the topic. Communicating […]
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A manual J load calculation will require you to input the U-value for the windows or “fenestrations” on the house. Fenestration is a fancy construction word for window. Figuring out the U-value and SHGC of a window on an existing home is very difficult. But first, let’s dive into what the terms U-value and SHGC […]
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This tech tip recaps the livestream by the same name, featuring HVAC School contributors Matt Bruner and Adam Mufich and special guest Ty Branaman. You can watch that livestream on our YouTube channel HERE and visit Ty’s at https://www.youtube.com/@love2hvac. While 80% gas furnaces are relatively commonplace in the Southeastern United States, where HVAC School is […]
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Videos:
Podcasts:
In this episode of the HVAC School podcast, Bryan sits down with James and Jeff from Copeland to discuss the evolution and capabilities of Copeland’s mobile applications, particularly focusing on the Copeland Mobile app and the new Scout feature. James, who has been with Copeland for 28 years, and Jeff, who works as a […]
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In this episode, Bryan is joined by guests Jacob and JD to discuss quality control (QC), punch out procedures, and best practices in HVAC installation and service. The conversation delves deep into the various aspects of maintaining high standards in workmanship, from aesthetic considerations to technical performance metrics that affect system longevity. The discussion […]
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In this short podcast episode, Bryan covers some common mistakes when measuring static pressure. Static pressure is balloon pressure, not CFM or velocity pressure, but it can be an airflow indicator. The best way to start learning about static pressure is to start measuring total external static pressure. Gas furnaces and heat pumps are […]
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In this insightful discussion at AHR 2025 in Orlando, Bryan connects with Nikki Krueger from Santa Fe dehumidifiers, exploring the evolution and importance of whole-house dehumidification in modern HVAC systems. Nikki, who has spent 20 years in the indoor air quality industry, shares her journey from a public relations background to becoming deeply involved […]
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In this special episode from the 2025 AHR Expo, Bryan brings us two fascinating conversations with industry leaders who are shaping the future of HVAC technology and tools. The episode kicks off with Tony Gonzalez from Fieldpiece celebrating their 35th anniversary. Tony shares his remarkable journey from packaging meters in the warehouse to his […]
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In this episode, Bryan speaks with Manly, an HVAC professional from Manitoba, Canada, about his journey from working in his family’s plumbing business to running his own HVAC company. Manly shares his experiences working in extreme cold weather conditions, where temperatures can drop to -30°C (-22°F), and discusses the unique challenges and emergency response […]
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In this short podcast episode, Bryan talks about EER (Energy Efficiency Ratio) and SEER (Seasonal Energy Efficiency Ratio) and how to calculate EER in the field. EER and SEER are ratings that we often see on equipment (as are SEER2 and EER2) based on a ratio of an output to an input. Whereas coefficient […]
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In this informative episode, Josh Souders from Copeland joins Bryan to dive deep into heat pump technology, discussing everything from basic operations to advanced features in cold climate applications. The conversation begins with a fundamental explanation of how heat pumps work, describing them as essentially air conditioners with a reversing valve that allows them […]
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In this podcast episode, Bryan, Jacob, and JD provide an in-depth look at a significant HVAC project that tested their team’s ability to adapt, learn, and improve. The discussion centers on a large-scale apartment building project that presented numerous challenges in project management, team dynamics, and installation processes. What began as a chaotic and […]
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