ASHP vs. GSHP:Making an Apples to Apples Comparison


When competing head to head against air-source equipment, the best way to frame your argument for geothermal is rooted in long term operating costs. In order to make that case, you need to ensure that the estimated long term costs for air source equipment are based on the real world operating conditions.

ASHRAE research figured out how to adjust ASHP rated efficiencies, this quick guide teaches you how to apply those equations and why it is so important that you do.

About the Author

Doug CarruthersView Doug Carruthers's LinkedIn profile

Doug Carruthers is Geo-Connections' lead product and content developer. Since starting with us in 2009 he has been in charge of all visual design and content development for LoopLink RLC, LoopLink PRO, our website, the Geo-Connected blog and Geo-Connections as a whole.

Doug earned his Bachelor of Arts in Fine and Studio Arts from Washington State University in 2003. After several years as a staff and freelance graphic/web designer Doug returned to school to pursue a degree in Mechanical Engineering. In 2011, Doug earned his Bachelor of Science Degree in Mechanical Engineering from South Dakota State University and began working with us full time.