Episodes

On this episode, Bill Spohn welcomes Bethany Profaizer and Amy Beley from Pearl Certification (www.PearlCertification.com). Pearl has created a unique and very cost effective, third party certification for the major “invisible” elements of a home: building shell (or envelope), HVAC/mechanical systems, energy baseload, home management and photovoltaic (PV) solar. Contractors actively working in any of these are disciplines are eligible to apply. Now active in 6 states and the District of Columbia...

Joe has worked for for CLEAResult (www.CLEAResult.com ) for over 10 years. His company is a fast growing, highly focused implementer of utility-based energy savings programs. Joe discusses the ins and outs of building an energy savings program for a utility, especially those aspects that involve HVAC and building performance contractors. Joe mentions the Home Performance Coalition’s conferences as a great place to learn and network (www.homeperformance.org/conferences/). He also discusses inspir...

Today we talk with Marko Bruinsma, President of Testo, inc. Marko gives us an overview of how his background from destructive testing in labs, to work with rockets and propellants to repping instrumentation shaped his career and lead to his current leadership role with testo. We also learn about the history of testo, the worldwide scope of the organization and the breadth of product lines – some lines that all listeners may not be aware of. Some handy links from the conversation: Email testo at ...

Today Bill speaks with JWest, a building performance practitioner and educator. J can be reached at JWest@hph2tc.com (his consulting business) or at JWest@CEDAnet.org (the community action agency in Chicago that he works for as Training Director.) We learn about The House at Cornell Tech Center on Roosevelt Island near NY City, which is the tallest and largest residential Passive House high-rise in the world. J discusses the HabitatX Conference as something listeners should investigate (www.Habi...

Today Bill speaks with Gary Reecher, a dedicated HVAC/R technician from day one. Gary discusses how his background in the US Air Force as an Environmental Systems Technician helped shaped his interest and approach to HVAC/R. Gary is very active in the Refrigeration Service Engineers Society (www.RSES.org) and encourages listeners to look at attending a local, regional or national meeting, subscribing to the journal or looking at the excellent training books and webinars that they produce. Gary d...

Today Bill speaks with Griffin Hagle, Weatherization Manager of the North Slope Borough in Barrow (Utqiagvik), Alaska. Griffin discusses what lead him to live and work above the arctic circle, as well as some of the challenges and rewards in doing so. In the show Griffin mentions the HabitatX Conference (www.HabitatX.com) and an article on the unhealthy air in rural Alaska homes, featuring the work of Griffin’s friend and collaborator, AJ Salkoski, who works with the Alaska Native Tribal Health ...

Today’s guest is Larry Zarker, CEO of BPI, the Building Performance Institute. BPI is the nation’s premier organization for certification and standards-setting for home performance professionals. You will find them on the web at www.BPI.org which is also the site for building performance professionals. The BPI standards for home performance work can be found at www.bpi.org/standards. There is a separate site for homeowners at www.bpihomeowner.org with a blog for consumers found here: http://www....

Today we interviewed Steve Baden the founder and present day executive director of RESNET: The Residential Energy Services Network. There are now 2 million US homes that are energy rated from Alaska to Puerto Rico. Listen to Steve discuss his background and motivations for starting RESNET, a home energy rating system that benefits consumers and builders. There is also good potential for enterprising HVAC Contractors who might add home energy rating on to their business. Links to topics discussed...

In AirQuest part 2 Bill shares his depth of knowledge on airflow and measuring airflow including mass flow rate, CFM and much more..

In AirQuest part 1 Bill shares his depth of knowledge on airflow and measuring airflow including mass flow rate, CFM and much more..

It takes more than a good HVAC system to deliver comfort.In this episode of the Building HVAC Science podcast, Bill Spohn speaks with Robert Bean about the science of true human comfort. Some of his concepts are brutally logical and may cause you to rethink your approach to selling or delivering comfort. Find out what he calls “the pet rock” of construction.Robert is a seasoned technologist, researcher and construction professional whose mantra is “Design for People; Good Buildings Will Foll...

Bill covers applications for infrared thermometers, how they can be effectively used, how they work and some common mistakes to avoid.

Nate Adams from Energy Smart Ohio joins Bill on the podcast and talks Indoor Air Quality and Humidity Control in Homes.

In this episode Bill introduces the podcast and what it is all about by dropping some huge knowledge bombs about building science for HVAC professionals.HVAC overview book mentioned: HVAC 1.0Available for purchase at TruTechToolshttps://www.trutechtools.com/HVAC1Get $5 off using coupon code “bookme”ACCA QI5: Quality HVAC Installation Specification for Residential and Commercial HVAC ApplicationsAvailable free at http://bit.ly/ACCA-QI5AHRI 1260 Standard for Performance Rating of Portable ...