Why Geothermal Loops Outlast Heat Pumps

Cool Talk with Hartzell's | Your HVAC Questions, Answered! · Oct 11, 2026 · 21m · transcript

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CO-HOST: It is January, 12 degrees, wind out of the north. A neighbor's outdoor unit is covered in frost and the heat strips are running. Next door, a geothermal house is quiet. There is no outdoor unit at all. DAVE: Because the heat in that house is coming from the ground, not the air. And the piece of pipe in the ground doing that work may have been put in before the homeowner's kids were born. I want to talk about why.

I'm Dave Hartzell at Hartzell's Heat & Air in Kingfisher, Oklahoma. 47 years in the trade, Master HVAC license. On Cool Talk I cover the stuff central…