UFGS 21 21 00 Fire Extinguishing Sprinkler Systems (Residential)  

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
Feb-2024 N D

Archived with no replacement.
Note: The last published PDF version of this Section is available in the previous release in the UFGS Archives.

Apr-2006 N R

To conform with CSI MasterFormat, replacing without change UFGS-13931 (September 1999)