CSA/AM - ANSI Z21.78A-1993
Combination Gas Controls for Gas Appliances
|Publication Date:||1 January 1993|
The standards set forth herein apply to the first edition of the Standard for Combination Gas Controls For Gas Appliances, ANSI Z21.78-1992, and supersede corresponding standards therein. Following their preparation by the supervising subcommittee, they were accepted by Accredited Standards Committee Z21 and subsequently approved as American National Standard by the American National Standards Institute, Inc.
NOTE: Changes, other than editorial, are denoted by a vertical line in the margin.