February 2025 CT

“A centralized CO2 heat pump system can also be integrated with other building systems...”

CO2 HEAT PUMPS... from page 22.

ing a small residential complex or a larger multi-building community association, CO2 heat pump systems can be customized to provide optimal heating and cooling performance. The system’s modular nature allows for easy expansion or reduction in capacity, ensuring that it can accommodate changes in building size or usage over time. This flexibility is particularly advantageous for community associations, as it allows for better planning and control over energy use, costs, and system capacity. A centralized CO2 heat pump system can also be integrated with other building systems, such as solar panels or battery storage, to further enhance efficiency and sustainability. While CO2 heat pumps are still emerging in the U.S., they have been widely adopted across Europe for many years. As more U.S. cities and states implement stringent energy efficiency standards, it’s expected that this technol ogy will gain greater traction and become an increasingly viable option for community associations.

“With their ability to provide both heating and cool ing, reduce emissions, and significantly improve energy efficiency, central plant heat pumps are transforming the way buildings manage their climate control systems,” Ben Rosenzweig, PE of CoolSys Energy Design said. Overall, as community associations continue to prioritize sustainability and energy efficiency, central plant CO2 heat pumps offer a compelling solution for replacing traditional chillers and boilers. By adopting this technology, commu nity associations can contribute to a greener, more sustain able future while also reducing operational costs. With widespread success in Europe, it’s clear that central plant CO2 heat pumps represent the future of building climate control and will undoubtedly play a pivotal role in shaping the next generation of sustainable community buildings. n

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FEBRUARY 2025