Fire Protection Equipment DirectoryUnderwriters' Laboratories, 1940 - Fire extinction |
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ac or dc alarm signals Asphalt Authorities having jurisdiction buttweld calcium chloride Calif Celotex Corp central station Chicago circuit Class Classification Corp cylinders devices discharge dry pipe valve Electric Elkhart eral Fire Extinguisher evidence of inspection exceeding factories by Underwriters fire alarm boxes Fire Door fire test fire walls Firecraft flanged Grinnell hardware Hollow-Metal incl indicate conditions Inspection Service installed Johns-Manville Label Service Labora lb per sq listed manufacturer Marking metal Model designation name plate nozzle Ohio openings in vertical over-all width pattern post pattern pressure Products pull boxes pump R. I. Gen Rate of Foam Reexamination Service release Rockwood Roof Coverings serves as evidence Service of Underwriters Sheet-Metal signifies compliance sizes sprinkler equipment standard standpipe steel submitted for labeling supervisory tank temperature thermostats Tin-clad tion tories tubing Type designation Underwriters Laboratories unit unit-Label upright or pendent vertical shafts warp threads York Youngstown