Fire Rated three (3) frames are available in the following maximum door opening sizes:
F and FN-Series frame:
4' 0" X 10' 0" single door opening
8' 0" X 10' 0” double door opening
MU-Ser...
FM Global is an independent underwriting agency with listing, in-plant inspection, and labeling capabilities.
FM fire rated doors and frames are available, however there are a minimal amount ...
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...
Non fire rated doors can be furnished with a maximum 3" diameter hole for viewer preparations.
Fire rated doors have a 3/4" maximum holes size unless otherwise listed by UL or ITS/WHI. Viewers mus...
Yes, Steelcraft doors we are approved up to 48" in height or not to exceed a total 2304 square inches per face.
Protective plates are usually flat sheets of metal or plastic applied to one or both...
GrainTech® is available with very broad fire ratings.
The option of GrainTech® does not affect the fire rating of the door.
Fire ratings depend on the door series, hardware and applications.
...
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...
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...
Maximum nominal (overall) single door sizes are as follows:
L-Series (Laminated Door)
20 Gage = 3’ 0” wide X 8’ 0” high
18 Gage = 4’ 0” wide X 10’ 0” high
16 Gage = 4’ 0” wide X 10...