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“ vision glass in fire rated door ”

RELATED FAQS

Can a 3 hour A labeled Fire Door be prepped for multiple glass lights?

Resolution: 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...:

What is the maximum glass light size on a 90 min (1 1/2 hour) fire rated door?

Resolution: 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...:

What is the maximum glass light size on a 3 hour (180 minute) fire rated door?

Resolution: 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...:

What is the max rating available on an full glass (FG) door?

Resolution: A UL 20 minute fire rating is the maximum fire rating for a Full Glass (FG) door design. A14-Series door construction: Max fire rating is 20 minute. UL label only FG must use Over-Lapping Stee...:

What is the maximum glass light size available on a 20 minute sidelight frame?

Resolution: 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...:

What is the maximum glass size available on the T-Series door?

Resolution: 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...:

What cores are offered for insulated doors?

Resolution: Insulated Core Options: Steelcraft L-Series doors are available with the following 2 optional insulated cores: Polystyrene slab - this core is available in non fire rated and fire rated doors...:

Can Von Duprin GBK's be stacked up to clear a 9/16" glass bead on a fire door?

Resolution: You can only use one GBK Glass Bead Kit (1/4") per device on fire rated openings. Glass Bead Kit is for use on doors with raised glass beads.: