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.