UL-1990 › Historical Revision Information
Standard for Nonmetallic Underground Conduit with Conductors
Standard for Nonmetallic Underground Conduit with Conductors
This document comes with our free Notification Service, good for the life of the document.
This document is available in Paper format.
Document Number
UL-1990
Revision Level
CHANGE 04/16
Status
Superseded
Publication Date
April 15, 2016