UL-2351 › Complete Document History
Standard for Spray Nozzles for Fire-Protection Service

Complete Current Edition:
   3RD EDITION - Standard for Spray Nozzles for Fire-Protection Service - Dec. 13, 2023

Obsolete Revision Information:
   CHANGE 10/18 - REVISION CHANGE - CODE C - Oct. 2, 2018
   CHANGE 06/14 - REVISION CHANGE - CODE C - June 3, 2014
   CHANGE 02/09 - REVISION CHANGE - CODE C - Feb. 24, 2009
   2ND EDITION - Standard for Spray Nozzles for Fire-Protection Service - June 4, 2004
   1ST EDITION - Spray Nozzles for Fire-Protection Service - July 10, 2000