Bill Spohn
Building HVAC Science
Exploring the science, people, and practices shaping better buildings. The Building HVAC Science Podcast dives into both the technical and human sides of heating, ventilation, air conditioning, and building performance. Hosted by industry veteran Bill Spohn, CEO and co-owner of TruTech Tools, the show reflects Bill's passion for advancing the HVAC craft through practical knowledge, curiosity, and conversation. With more than 250 episodes and counting, the podcast features discussions with contractors, distributors, manufacturers, educators, and thought leaders from across the HVAC and building...
Be sure to visit the podcast's website and support the creator: www.buildinghvacscience.com
Author
Bill Spohn
Category
Podcast website
Latest episode
Oct 23, 2026
Where to listen?
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Episodes
EP93 Motivated & Tactical with Ben Poole (Aug 2022) 16.09.2022 34:28
In this episode with Ben Poole, a 3 rd generation HVAC contractor and founder of HVAC Tactical, we hear a lot about motivation and mindset. "It's you who decides who you want to be." Ben runs Trusted Heating and Cooling in Austin, TX, yet found time to start the HVAC Tactical Apparel brand as he was searching for a new challenge. You can easily hear from Ben how he practices what he preache...
EP92 The Future of Energy Ratings is here with Brett Dillon (Aug 2022) 09.09.2022 39:22
The best way to describe Brett Dillon, it the quote his LinkedIn profile: "I am an entrepreneur. Intensely curious, I transform industries because I see connections that others don't, relentlessly pursue better ways of doing things, and then use my influence to effect the desired change. My action-oriented background and experience provides understanding in a broad range of subjects, and deep...
EP91 Using sensors, data and technology for better IAQ with Ray Wu of WYND (Aug 2022) 02.09.2022 32:51
Ray Wu, founder of WYND joins us to stress the importance of an optimal air quality by utilizing modern, innovative technology. But not just technology alone, Wynd uses the subsequent data to inform IAQ decisions, allowing consumers and building managers across industries to realize a healthier, cleaner tomorrow. Ray backs up these claims with case studies, in particular one run in a Las Vegas...
EP90 What is the demand for High Performance Contracting Services with Peter Troast (Aug 2022) 26.08.2022 49:00
Better Marketing for Better Building Companies- Creating Leads, Lifting Conversions Driving Growth. That's the motto of the Energy Circle, the brainchild of our guest today, Peter Troast, a rare marketer who's taken technical training in building science, a central topic amongst most of his clients. He's also upgraded his office space for better IAQ and he monitors it. The Energy Circle has be...
EP89 How a Kid with a backpack set himself up for success with Keith Keller (July 2022) 19.08.2022 30:31
"Who is that guy and what did he just do?" My first formal introduction to Keith was shortly after he crashed his drone into a tree at the HVAC Symposium in Florida a couple years ago. While we did not discuss the drone incident in this podcast, we had a wide-ranging conversation that I thoroughly enjoyed, and I hope you will too. Keith is one of the most unique and fun people I know in the...
EP88 Everything you want to know about the Building Performance Association with Steve Skodak (July 2022) 12.08.2022 41:06
If you weren't aware up to now, I am very passionate about Home Performance. So passionate, that I volunteer my time as a board member of, and now, Treasurer of the Building Performance Association or BPA. Among many other things, BPA runs a series of excellent trade shows call Home Performance Conferences (HPCs) (formerly called the Affordable Comfort Conference that started in the late 1980...
EP87 The Energy Conservatory - Focused on Product Development With Steve Rogers and Bill Graber (July 2022) 05.08.2022 38:20
Today we chat with Bill Graber and Steve Rogers of the Energy Conservatory, also known as TEC, a 40-year-old company that is on a mission to unite the tools and test instruments used in the HVAC and Weatherization markets…an important quest I am also dedicated to. We'll talk what innovation means at TEC. The dictionary says innovation is the act or process of innovating. OK, So what is innov...
EP86 The essentials required to build a comfortable, healthy, efficient home with Casey Grey, The Conscious Builder (May 2022) 29.07.2022 29:07
In March 2022, I was invited to be a guest on the Conscious Builder Show with Casey Grey. I guess all the conversations I have been having about my modular NetZero house had reached north of the border to Ottawa, the capital city of Canada, where Casey is based. Casey's podcast with me is available here: EP181: https://theconsciousbuilder.libsyn.com/181-indoor-air-quality-and-net-zero-custom...
EP85 The Heat Exchanger Experts Story with Chris & Russell Prach (May 2022) 22.07.2022 36:26
I came to know of Ellis Prach back in the late 1990's through his traveling classes when I was design engineering manager at Bacharach. Later in 2000, when I was with Testo, I contacted him as we had just started to market a new visual inspection scope, based on plastic fiber optics. You see, I have been obsessed for years with trying to solve the problem of more thorough inspections of heat e...
EP84 Leveraging your technician experience to springboard in the industry with Andrew Greaves (May 2022) 15.07.2022 33:30
Learn about Andrew Greaves non-traditional career journey that took him from building maintenance to Director of Education and Customer Experience for NAVAC Global: www. NavacGlobal.com He received his HVAC training via Community College Night school but has self-taught in video and audio production. Andrew suggests if you are looking for a mentor, perhaps you first start with a collection of...
EP83 Mindset makes a difference with Chris Hughes (May 2022) 08.07.2022 49:57
"Don't let fear hold you back." "If you want something in life, go ask for it." These are just two of the many takeaways you will get when you listen to this Episode. Chris Hughes, now the HVAC Business Development Manager for the Energy Conservatory, is a long time HVAC/Mechanical contractor that is now tuned in to Building Performance – a technical area he was never aware of until the last...
EP82 Avoiding mold with Cheryl Ciecko (Dec 2020) 01.07.2022 46:21
Listen in as we chat with Cheryl Cieko, a professional with a mission to dispel myths, create awareness, and empower both professionals and building owners, Cheryl is a one-stop source of knowledge, education, and support having been through mold exposure and illness with her own family. Cheryl describes how, as a licensed architect and industry educator, she provides strategies for professional...
EP81 HVAC Chemistry with Rachel & Eric Kaiser (April 2022) 24.06.2022 39:05
SCIENCE - In pursuit of understanding in the moment. Join us as Rachel and Eric Kaiser, a wife and husband team from Indianapolis, share with us their perspectives on HVAC Chemistry. If you've attended or watched Bryan Orr's HVACR School Symposium over the last 3 years you may have seen them present. We discuss the relative scales of time and size as well as the properties and impact of wate...
EP80 What is PACE with Scott Ringlein (March 2020) 17.06.2022 38:07
We're joined on today's podcast by Scott Ringlein, a Clean Energy & Sustainability Specialist & Consultant. Scott was raised as a farmer and educated as an engineer with a first career path in the auto industry. He ventured out on his own creating a second career in sustainability with a focus on energy efficiency, conservation, and renewable energy measures. Listen in as Scott shares his j...
EP79 Two Peas in a Podcast? HVAC Know It All & Building HVAC Science Swap Stories with Gary MacCreadie & Bill Spohn (May 2022) 10.06.2022 49:41
If you're in the HVAC field and you listen to podcasts, it's likely you've heard of Gary MacCreadie. If not, here's your chance to get an inside perspective on how and why Gary got into the HVAC Field and later started a podcast audaciously named HVAC Know-It-All. Throughout the episode, we flip flop as interviewer and guest. Gary has recently started his own business, as he, like many othe...
EP78 Propane HVAC systems with Bryan Cordill of PERC (June 2020) 03.06.2022 37:52
On today's podcast we are joined by Bryan Cordill, the Director of Residential and Commercial Business Development at the Propane Education and Research Council. Bryan has decades of experience in the world of propane and in the energy industry in general. We cover topics ranging from propane as a source of space & water heating, cooking, mobile energy including school buses, to combined heat...
EP77 Energy Demand as Resource with Matt Golden of Recurve (Oct. 2019) 27.05.2022 50:58
Matt Golden is Founder and CEO of Recurve a company that connects the dots between efficiency, electrification, renewable energy, and DERS (distributed energy resources). Recurve's mission is to accelerate the transition to a clean energy economy by integrating behind the meter demand flexibility resources into the emerging carbon-free energy grid. Distributed Energy Resources (DERs) can be de...
EP76 How to market invisible performance with Max Rohr (Feb. 2020) 20.05.2022 25:53
Max Rohr (formerly with Rehau as the Marketing and Academy Manager for Building Solutions) spends some time explaining for us the process of creating and marketing products to move energy in water, that is radiant heating and cooling systems, as well as plumbing applications with Pex. We learn about both Max's background and the background of the Rehau company which has 20,000 employees in 55 co...
EP75 What it's like working at Kalos with Austin Klokus (Nov. 2019) 13.05.2022 25:54
I was impressed with Austin Klokus when I first met him on a trip to Kalos Services (The Orr Family HVAC/Mechanical business in Clermont FL) a few years ago. He was working as a senior videographer at the time where he had soaked up knowledge from Bryan Orr and others and taught himself the skills necessary to do fulfill this role. I loved it when he used the phrase "air is stuff" in one of hi...
EP74 Where you can go with passion and persistence with Craig Migliaccio (April 2022) 06.05.2022 53:18
I can easily summarize this episode with a single quote from Craig's LinkedIn bio: "Remember that we are all teachers and need to invest in others to succeed." You may have heard of Craig; as his HVAC Training books and YouTube videos continue to grow in popularity. Find him on the AC Service Tech Channel on YouTube. He's always been a problem solver including solving the problem of teaching...
EP73 Creating superb customer service with Steve Coscia (Sep 2021) 22.04.2022 41:27
I'm so pleased to welcome my friend Steve Coscia to the podcast! You may have heard of him; he focuses on training customer service skills especially in the world of HVAC. As a master communications trainer, he gets his points across via memorable story telling. He holds awesome in-person training sessions (he has been to TruTech Tools twice!) and has books, newsletters, materials, and video...
EP72 Energy Efficiency, decarbonization and sustainability with John Sheff from Danfoss (Aug. 2021) 15.04.2022 30:23
In today's podcast we hear from John Sheff who was the director of Public and Industry Affairs for Danfoss at the time of this recording. We learn how John's passion about energy efficiency, decarbonization and sustainability combines with his professional experience in Public Affairs, Government Relations, Project Management and Business Development to help develop strong solutions that meet ou...
EP71 Helping contractors, technically and through marketing services- a conversation with Tom Jackson (Sept. 2019) 08.04.2022 50:12
Tom Jackson has a passion for the HVAC Trades and it shows through in what he does as leader of Jackson Systems and Supply. Tom is a true entrepreneur following where his customers lead him. His company focuses on product development and support and solves some real head scratcher problems with products and services that you won't find elsewhere. Services like Filter Fetch – making it easy o...
EP70 Getting an early start in the trades with Elana and Jordan Day (March 2022) 01.04.2022 20:13
The title for this episode could mean a couple things: "Getting an early start" as in developing an early morning routine "Getting an early start" as in beginning to learn the trades in high school Well, Elana Day takes the second meaning to an extreme. Join us as Elana and her dad, Jordan, describe how she has become a LinkedIn phenom with a video of hers gathering thousands of views in a ver...
EP69 From particle accelerators to radon measurement, the Airthings story with Erlend Bolle (Jan 2022) 18.03.2022 30:22
This is my first interview with a founder of a publicly traded company and my second interview with a European guest! Meet Erlend Bolle, whose life journey took him from working at CERN to a building a global, publicly traded company that innovates consumer and professional grade radon and indoor Air quality Monitors. His team's initial goal was to create a product relevant for all in volume p...
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