UL-1738 › Historical Revision Information
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV
Standard for Venting Systems for Gas-Burning Appliances, Categories II, III, and IV
Document Number
UL-1738
Revision Level
1990 EDITION
Status
Superseded
Publication Date
Nov. 13, 1990
Page Count
45 pages