UFGS 21 21 01.00 20 Carbon Dioxide Fire Extinguishing (High Pressure)  

History: Below is a listing of the Revisions and Changes made to this UFGS.

KEY PREPARING ACTIVITY (PA) A Army N Navy F Air Force S NASA
ACTION N New R Revision C Change D Deletion
Release PA Action Change # Nature of Change or Revision
May-2024 N D

Superseded by UFGS-21 21 01 Carbon-Dioxide Fire Extinguishing Systems (new/Unified).
Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.

Nov-2009 N R

Removed paragraph 1.2 regarding Y2K