May 16th, 2025
To: IIAR Members
Re: First (1st) Public Review of IIAR CO2-2021 - Addendum A, Safety Standard for Closed-Circuit Carbon Dioxide Refrigeration Systems.

A first (1st) public review of draft standard IIAR CO2-2021 - Addendum A, Safety Standard for Closed-Circuit Carbon Dioxide Refrigeration Systems is now closed.