In this episode of Did You Know? The ESCO HVAC Podcast, Clifton sits down with Dean Groff, Sales & Service Manager at Danfoss, to unpack the rapid rise of CO₂ as a leading refrigerant in the commercial refrigeration and HVACR space. From the regulatory push behind low-GWP technologies to the real-world performance of CO₂ in grocery and retail environments, Clifton and Dean explore what contractors, engineers, and educators need to know to stay ahead.

They discuss the technical challenges, training gaps, and equipment innovations shaping the transition—along with practical tips for educators and technicians preparing for this next phase. Plus, hear how heat recovery, smart controls, and Danfoss's mobile CO₂ training units are helping bridge the knowledge gap.

HVACR educators, technicians, and decision-makers—this episode dives into why CO₂ isn't just coming, it's already reshaping the industry.