UL Subject 448
Standard for Centrifugal Stationary Pumps for Fire-Protection Service (Bulletin, 8/28/2007)
standard by Underwriters Laboratories, 08/28/2007
UL Subject 907a
Outline of Investigation for Factory-Built Termination Caps for Use with Masonry Chimneys (Outline, 8/23/2007)
standard by Underwriters Laboratories, 08/23/2007
UL Subject 823
Standard for Electric Heaters For Use in Hazardous (Classified) Locations (CSDS Proposal, 8/17/2007)
standard by Underwriters Laboratories, 08/17/2007