Geothermal Heat Pumps

Ground source heat pumps are one of the smartest way to heat and cool a building. They can reduce HVAC costs from 50% to 80%. It is a proven technology that has been around for decades.

Amazing Resources and Courses

Advanced Training

Fill in Your Knowledge Gaps – October HVAC Trainings

Sharpen and grow your skillset via a technical, online course about heating, ventilation, cooling and air conditioning systems:
Integrated HVAC Engineering – Master the complex interaction of room air temperature, humidity, mean radiant temperature, ventilation rate, lighting, sound, and even odors that determine the true quality of an interior environment. Go beyond LEED and ASHRAE standards with […]

Building & Powering an Award-Winning Net Zero Energy Home

Can a home be beautiful, powered entirely by solar energy, use sustainable heating and cooling systems and save it’s owners roughly $3,500 a year? Why, yes it can. Just ask Joanne Coons, who built her award winning, single-family, Net Zero Energy Home in 2010. Sustainable Woman Joanne talks Net Zero standards, efficient appliances and goods, her […]

Deep Boreholes in GSHP Systems: Pressure Considerations & Installation Practices

Factors such as space limitations are forcing engineers to utilize deep boreholes to meet design requirements for Ground Source Heat Pump (GSHP) systems.
In such cases, hydrostatic pressures must be considered to ensure successful installation can take place. This short course, led by expert Ryan Carda, P.E., focuses on the necessary calculations along with the recommended […]

Geothermal HVAC Design: From Building Loads to Bore Field Design

Learn geothermal HVAC design fundamentals, with emphasis on building load (residential, commercial and institutional) development, leading to bore field specification.
Watch Al’s lectures (one introductory, the other highly technical), and download a Geothermal HVAC Design Performance Simulator excel file in his brand new, $45 HeatSpring course.

Who should enroll?

Engineers, HVAC contractors, building owners, and those who […]

John Siegenthaler Investigates: Low Ambient Air-to-Water Heat Pumps

Low Ambient Air-to-Water Heat Pumps: An emerging renewable heat source for North American hydronic systems.
Electrically powered heat pumps, in many varieties, are destined to play an increasingly important role in heating and cooling buildings around the world.

Heat pumps capture low grade heat from solar-resupplied sources such as outside air and soil several feet below the earth’s […]