ANSI-Z21.78 › Complete Document History
Combination gas controls for gas appliances


Obsolete Revision Information:
   2010 EDITION - REAFFIRMED IN 2015 - Jan. 1, 2010
   FOR ADDENDA B SEE - ANSI-Z21.78B - Jan. 1, 2008
   FOR ADDENDA A SEE - ANSI-Z21.78A - Jan. 1, 2007
   2005 EDITION - COMBINATION GAS CONTROLS FOR GAS APPLIANCES - Jan. 1, 2005
   2ND EDITION - COMBINATION GAS CONTROLS FOR G - Jan. 1, 2000
   1997 EDITION - COMBINATION GAS CONTROLS FOR G - Jan. 1, 1997
   1992 EDITION MEMORANDUM - MEMORANDUM TO 1992 EDITION - Oct. 1, 1993
   1992 EDITION ERRATUM - ERRATUM TO 1992 EDITION - July 1, 1993
   1992 EDITION - COMBINATION GAS CONTROLS FOR G - Jan. 1, 1992