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CO2 Booster Systems (Codenamed CO2 is Interesting and Weird)
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Tech Tips:
![](https://hvacrschool.com/wp-content/uploads/2021/04/742px-Carbon_dioxide_pressure-temperature_phase_diagram.svg_-300x283.png)
Illustration Courtesy of Emerson CO2 is a pretty nice refrigerant. It has zero ODP (ozone depletion potential) and a GWP (global warming potential) of 1. CO2Â has been used as a refrigerant almost from the very beginning of refrigerants, and it's been making a big comeback in market refrigeration (especially in colder climates). CO2 […]
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