The UBC (Uniform Building Code) was a regional legacy building code which was superseded in most jurisdictions by the IBC (International Building Code). There may be some areas of the country which...
The 20 minute Fire Rating is a valid label and are commonly referred to as "Smoke and Draft control door assemblies". Depending on the local fire code and the openings's applica...
Maximum glass light sizes for 3 hour fire doors is as follows:
Wire glass - not approved for use in 3 hour fire doors.
Ceramic glass:
UL & ITS/WH allow one (1) light with 100 square inc...
Yes, wood doors can be used and installed in most hollow metal frame applications including FE-Series and DE-Series Double Egress frames.
Caution - For fire rated applications the wood door manufa...
ASTM E-119 is a test standard for walls, partitions and floor or roof systems:
This test standard is also used for ceramic type glasses when used as window wall and/or borrowed light frames.
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ITS/WHI is "Warnoch Hersey". ITS/WHI is the formal designation for Intertek Testing Services / Warnock Hersey. ITS/WHI is an independent agency with testing, listing, in-plant inspection, and label...
Maximum UL Fire Rated door sizes are as follows:
A-Series:
4' 0" X 8' 0" single door
8' 0" X 8' 0” double door or pairs
B-Series
4' 0" X 10' 0" single door
8' 0" X 10' 0” double doo...