Can't you get R744 (CO2) AC systems these days? | Hacker News

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		datadrivenangel on July 3, 2024 \| parent \| context \| favorite \| on: Paris Olympics' AC-free ambition melts away as org... Can't you get R744 (CO2) AC systems these days?

vel0city on July 3, 2024 [–]

I've yet to see many small portable ac units running R744 at least in the US. It requires really high pressures to run well.

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