Reports

The Refrigerant Circularity Efficiency Nexus Sustainability: Best Practices in the HVAC Industry

Baraga, Ben; Garcia Cancino, Laura; Toledano, Perrine

Extreme temperatures from climate change are increasing demand for heating and cooling systems across residential, industrial, and commercial sectors around the world. HVAC companies and policymakers find themselves in a high-pressure period of change to mitigate the mounting impact of the sector’s emissions.

Looming refrigerant and efficiency regulations in the coming decade require a careful, holistic transition plan. How do we achieve this synergy as we move beyond the 4th Generation?

We have developed a guide on the nexus between refrigerant choice, circularity, and energy efficiency. Our aim is to inform companies on developing stronger internal plans, while recognizing the need for coordinated policymaking.

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  • thumbnail for CCSI-HVAC-Circularity.pdf CCSI-HVAC-Circularity.pdf application/pdf 2.84 MB Download File

More About This Work

Academic Units
Columbia Center on Sustainable Investment
Published Here
June 18, 2026