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...

Author

Bill Spohn

Category

Education

Podcast website

www.buildinghvacscience.com

Latest episode

Jul 10, 2026

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Episodes

EP178 From Gopher to Guru: Steven Rardon's HVAC Journey (July 2024) 09.08.2024

In the latest Building HVAC Science Podcast episode, co-hosts Bill Spohn and Eric Kaiser welcome special guest Steven Rardon, a YouTube celebrity and owner of Smart Home Comfort. Rardon discusses his journey in the HVAC industry, which began at age 17, working for his girlfriend's father's small HVAC business. Over the years, Rardon transitioned through various roles from installer to service tech...

EP177 Smart Tools, Smarter Tech: Jim Bergmann's MeasureQuick Evolution (July 2024) 02.08.2024

In this episode of the Building HVAC Science Podcast, Eric Kaiser and Bill Spohn welcome Jim Bergmann as their special guest. The conversation kicks off with a discussion about Jim's well-known product, MeasureQuick, and its origins. Jim elaborates on the journey from his early work with performance and diagnostics using the iManifold to the development of MeasureQuick. The goal was to leverage sm...

EP176 Empowering Engineers: The HeatGeek Approach to High-Efficiency Heating with Adam Chapman (July 2024) 26.07.2024

In this Building HVAC Science Podcast episode, hosts Eric Kaiser and Bill Spohn welcome Adam Chapman from HeatGeek to discuss his insights and experiences in the HVAC industry. Adam, based in the UK, shares his journey of establishing HeatGeek, which started as a blog and YouTube channel aimed at improving heating systems' efficiency and evolved into a comprehensive training and support network fo...

EP175 From Engineering to Sales Karine LeBlanc on Building Connections in HVAC (July 2024) 19.07.2024

In this episode of the Building HVAC Science Podcast, hosts Eric Kaiser and Bill Spohn interview Karine LeBlanc, a distinguished engineer and international speaker. Karine shares her journey into the HVAC industry, which started under the influence of her father, an HVAC teacher and contractor. Despite her exposure to HVAC from a young age, she made an independent decision to pursue a career in th...

EP174 Smart Homes, Smarter Trades Dan Goodman Discusses Building 36's Innovations (July 2024) 12.07.2024

In this Building HVAC Science podcast episode, hosts Eric Kaiser and Bill Spohn interview Dan Goodman from Building 36, a company specializing in connected home services. Dan explains the origin of the company's name, which is a nod to the MIT building where he studied electrical engineering and computer science. He shares his journey from working on semiconductors to co-founding a thermostat comp...

EP173 Harnessing AI for Healthier Buildings: Insights with Attune's Co-Founder Julien Stamatakis (June 2024) 05.07.2024

Bill Spohn welcomes Julien Stamatakis, co-founder of Attune (formerly SenseWare). Julien shares his journey from working on sensor networks for Parkinson's disease detection during his PhD in Belgium to co-founding a company focused on monitoring the built environment. Initially, their sensor technology aimed at the medical field faced funding challenges, which led them to pivot towards the built...

EP172 Tech Trends and HVAC Triumphs: A Denver Summit Recap (June 2024) 28.06.2024

In this Building HVAC Science podcast episode, hosts Bill Spohn and Eric Kaiser discuss their recent trip to Denver, Colorado, where they attended the U.S. Heat Pump Summit. They describe the event as a comprehensive gathering of professionals interested in heat pumps, covering technical presentations, regulatory updates, and industry developments. The summit featured various sponsors and exhibito...

EP171 Bill's updates (June 2024) 21.06.2024

In this short episode, Bill Spohn provides updates on new products, presentations, resources, and interesting travel he and Eric Kaiser have been engaged with during the last few months. LINKS https://www.youtube.com/@TruTechTools/videos https://trutechtools.com/yellow-jacket/ https://trutechtools.com/jb-industries.html https://hvacrschool.com/ www.betterhvac.org www.building-performane.org www.ge...

EP170 How to Grow and Scale a Business from the Ground Up: Tommy Mello (June 2024) 14.06.2024

In this episode of the Building HVAC Science Podcast, host Eric Kaiser welcomes Tommy Mello, founder of A1 Garage Doors, creator of Home Service Expert, podcast host, Inc. Magazine Columnist, and author. Tommy shares lessons and speed bumps along his journey from his first job washing dishes, to growing a successful business. Tommy emphasizes the critical role of profitability in sustaining a busi...

EP169 From Attics to Airwaves: Tony Mormino's HVAC Journey (May 2024) 07.06.2024

In this episode of the Building HVAC Science Podcast, hosts Eric Kaiser and Bill Spohn welcome Tony Mormino, the Technical Sales and Marketing Director for Insight Partners, an HVAC commercial rep firm operating in North Carolina, South Carolina, and Georgia. Tony shares his journey in the HVAC industry, which started 25 years ago when he helped his father, a residential HVAC technician. Seeking a...

EP168 Unveiling HVAC Mastery: A Journey of Skill and Passion with Matt Akins (MARCH 2024) 31.05.2024

In this episode of the Building HVAC Science podcast, Eric introduces Matt Akins, the Manager of HVAC Education at the Air Conditioning Contractors of America (ACCA), as they delve into Matt's journey within the HVAC industry. Matt's career trajectory, starting as a dispatcher for an HVAC company at 19, took him through various roles, from technician to operations manager. His pivotal moment came...

EP167 Tech Meets Trades Wyatt Smith's Mission to Modernize Workforce Productivity (APRIL 2024) 24.05.2024

In this episode of the "Building HVACScience" podcast, Wyatt Smith, founder and CEO of Upsmith, joined hosts Bill Spohn and Eric Kaiser to discuss his company's innovative approach to tackling America's skilled worker shortage. Wyatt detailed how Upsmith develops software aimed at enhancing productivity in the trades industry by using strategic technology to manage and improve workforce performanc...

EP166 Simplifying Home Electrification: Insights from Zero Homes' Grant Gunnison (May 2024) 17.05.2024

In this episode of the Building HVAC Science Podcast, hosts Eric Kaiser and Bill Spohn are joined by Grant Gunnison from Zero Homes. The discussion kicks off with Grant mentioning upcoming conferences in Denver related to home electrification and heat pumps, which he, Eric, and Bill plan to attend. Grant shares insights on the complexities homeowners face when installing electrification technologi...

EP165 Blueprints for Efficiency: Enrico Bonilauri's Deep Dive into Building Standards (APRIL 2024) 10.05.2024

In the latest episode of the Building HVAC Science Podcast, Eric Kaiser and co-host Bill Spohn welcomed guest Enrico Bonilauri, an architect originally from Italy now based in the U.S. Enrico shared insights from a comprehensive study comparing various building standards across 50 projects to evaluate energy efficiency and performance. He discussed the differences between international and America...

EP164 Behind the Scenes at ACCA 2024: A Dialogue with Ed Janowiak (MARCH 2024) 03.05.2024

In this episode of the Building HVAC Science Podcast recorded at the ACCA 2024 Conference in Orlando, Florida, Eric catches up with Ed Janowiak from ACCA.  Ed and Eric virtually navigate the listeners through the conference, noting the mix of technical and managerial attendees. Ed emphasizes the necessity of technical knowledge in HVAC, especially evident in a conference setting. Eric and Ed remin...

EP163 Lies, Damn Lies and Manometer Readings with Jesse Smith (MARCH 2024) 26.04.2024

In this episode of the Building HVAC Science Podcast, hosts Eric Kaiser and Bill Spohn welcome Jesse Smith, a carpenter turned HVAC enthusiast. Jesse, who has written an intriguing article titled "Lies, Damned Lies, and Manometer Readings" for Asterisk Magazine, shares his journey from carpentry to specializing in high-performance building and energy retrofits. His early exposure to energy efficie...

EP162 Inside HVAC: Codes, Standards, and Shaping the Future at ACCA 2024 With Wes Davis, ACCA (MARCH 2024) 19.04.2024

In this episode recorded at the ACCA 2024 conference in Orlando, Eric Kaiser interviews Wes Davis, the Director of Technical Services at ACCA. Wes shares his extensive experience at ACCA, noting his nearly two-decade tenure and involvement in significant initiatives like code hearings and contractor accreditation efforts. He humorously remarks on his career progression within ACCA, crediting his r...

EP161 Connecting the Dots: HVAC Excellence Conference Highlights and Industry Evolution With Josh Crawley & Casey Prater (April 2024) 12.04.2024

In this episode of the Building HVAC Science Podcast, hosted by Eric Kaiser, guests Josh Crawley and Casey Prater from TruTech Tools discuss their experiences at the HVAC Excellence National HVACR Education Conference held in March in Las Vegas, Nevada. They share insights on the conference's focus on education and technology advancements in the HVAC industry, emphasizing the passionate learning e...

EP160 From Recovery to Revolution: The Jason Julian HVAC Journey With Jason Julian (February 2024) 05.04.2024

In this engaging interview on the Building HVAC Science Podcast, co-hosts Eric Kaiser and Bill Spohn welcomed Jason Julian, owner of Julian Heating and Air in Arkansas, to discuss his remarkable journey and the evolution of his business. Julian's story is one of resilience and transformation, beginning with his entry into the HVAC industry as a recovering drug addict and felon in need of employmen...

EP159 Blueprints to Bytes: How Russ King is Redefining HVAC with Technology With Russ King (February 2024) 29.03.2024

In this podcast Bill and Eric interview their friend, Russ King, AKA Mr. Load Calcs from California. Russ has extensive background in HVAC, starting from his first job in 1988 doing load calculations and energy modeling for California's Title 24 energy code. He shares his journey from working with his mentor Marshall Hunt, through running a mechanical engineering department for a big energy consul...

EP158 Comfort, Co-ops, and Climate Care: Revolutionizing HVAC in Ontario With Victor Hyman (February 2024) 22.03.2024

Eric and Bill welcome Victor Hyman to the podcast. Victor is the Executive Director of Climate Care Cooperative, an Ontario-based HVAC contractors' cooperative focused on residential services. Victor explains that Climate Care has been operational since 1992, and he has been its Executive Director for three and a half years. He highlights the unique nature of a contractors' cooperative, detailing...

EP157 Heat Pumps, Homes, and High Tech Amply Energy's HVAC Evolution With Ed Smith and Eric Fitz (February 2024) 15.03.2024

In this episode of the Building HVAC Science Podcast, co-hosts Eric Kaiser and Bill Spohn welcomed special guests Ed Smith and Eric Fitz from Amply Energy. The group began by sharing their experiences at the recent HVACR school symposium in Florida, highlighting the significance of personal connections and shared knowledge in the industry. Ed Smith discussed his transition from operating businesse...

EP156 Inside the Toolbox- Rethinking HVAC with a High-End Twist With Chris Wisniewski (December 2023) 08.03.2024

In the episode Eric and Bill interview Chris Wisniewski, a high-end residential HVAC contractor. Chris shares his journey from having no initial interest in HVAC, influenced by his father's work, to taking over the family business after college. He emphasizes the importance of being in the field and understanding the technical aspects, leading to his interest in control systems and the evolution o...

EP155 Sustainable Spaces: The Journey from Efficiency to Humanity in Design With Vali Homes (November 2023) 01.03.2024

In the podcast, Austin shares his experiences with sustainable building practices, particularly highlighting the initial venture into constructing a LEED platinum-level building to demonstrate that high sustainability standards can be achieved without excessive costs or complexity. He discusses the general approach where typical construction starts with existing methods and then adapts to earn add...

EP154 Closing the Gap: AeroSeal's Quest for Net-Zero Buildings With Amit Gupta (January 2024) 23.02.2024

In this episode of the podcast hosts Eric Kaiser and Bill Spohn welcomed Amit Gupta from AeroSeal, a company specializing in duct sealing technology. Amit shared the backstory of AeroSeal, which was originally founded based on technology invented by Dr. Mark Modera at Lawrence Berkeley National Laboratory. The technology struggled to gain traction under its initial ownership by Carrier, leading Am...

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