Glass lights are available in fire rated T-Series doors:
Limited to one (1) light per door leaf with a maximum of 100 square inches of exposed glass.
This applies to all hourly ratings a...
Dutch doors are available as Fire Rated door assemblies and have similar component requirements as a single leaf fire door. Exceptions are as follows:
The Dutch Door assembly must have a lock...
Glass Light is a preparation in a door for view window, vision and/or glazing including glass stop and glazing bead and may also be refereed to as a lite.
Doors are available with a wide variety o...
Maximum glass light size for a 90 minute (1 1/2 hour) door depends on the type of glass being installed.
Wire glass = 100 square inches is max exposed glass when wire glass is used.
Note - ma...
DW-Series Fire Rated Borrowed Lights are available in the following sizes:
60 minute (1 hour) rating = 2721 square inches of visible glass.
maximum frame rabbet to rabbet dimensions = 78 1/4...
On fire rated transom and/or sidelight frames and fire rated window frames, Steelcraft labeling procedures only control the O/A width and/or height of the frames based on wall condition. The amount...
A fire rated door for 3 hours can have one glass light maximum:
100 square inches and must have an approved glass (Firelite type)
Max glass size cannot exceed 12" in width or 33" in height.
Wi...
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...
When dealing with glass lights in doors, there are three (3) critical dimensions which must be coordinated:
Exposed Glass Size (EGS) - the horizontal and/or vertical dimensional size of the vision...