UL 9 ISBN -7629-0433-X Fire Tests of Window Assemblies was D 09870/2007300a 390 0390 COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL was B ric ( 098020073a 039 COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL This PDF Standard downloaded from .. APRIL 12 ,2005-UL 9 Underwriters Laboratories Inc .( UL) 333 Pfingsten Road Northbrook ,IL 60062-2096 UL Standard for Safety for Fire Tests of Window Assemblies ,UL 9 Seventh Edition ,Dated April 14 ,2000 Revisions :This Standard contains revisions through and including April 12 ,2005 . Summary of Topics These revisions to UL 9 are being issued to enable the fire test to be conducted under positive pressure ;eliminate the maximum temperature limitation on the furnace during fire testing ; include requirement that flaming on the unexposed surface of the assembly and passage of gases that ignite cotton are unacceptable ;provide guidance on temperature measurement of the unexposed surface of the assembly and in measuring the intensity of the heat flux being transmitted by the assembly ;and to provide v...