UL-710B Complete Document History
Standard for Recirculating Systems

Complete Current Edition:
   2ND EDITION - Standard for Recirculating Systems - Sept. 2, 2011
   CHANGE 02/14 - REVISION CHANGE - CODE C - Feb. 28, 2014
   CHANGE 08/14 - REVISION CHANGE - CODE C - Aug. 14, 2014
   CHANGE 02/19 - REVISION CHANGE - CODE C - Feb. 1, 2019
   CHANGE 10/21 - REVISION CHANGE - CODE C - Oct. 7, 2021

Obsolete Revision Information:
   CHANGE 06/10 - REVISION CHANGE - CODE B - June 29, 2010
   CHANGE 12/09 - REVISION CHANGE - CODE B - Dec. 30, 2009
   CHANGE 07/09 - REVISION CHANGE - CODE B - July 28, 2009
   CHANGE 04/06 - REVISION CHANGE - CODE B - April 11, 2006
   1ST EDITION - Standard for Recirculating Systems - Sept. 3, 2004