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contra swing mullion
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Answer
DOUBLE EGRESS MULLION
Resolution:
Contra-swing mullion; Opposite Swing Mullion:
CONTRA-SWING FRAME
Resolution:
Double Egress with a mullion; Opposite Swing Frame:
What is the minimum door width for a 98/99 Rim device with 4954 mullion?
Resolution:
Minimum door opening for a 98/99 rim device with a 4954 mullion and 299 strike is 26.687" (26 11/16"):
Why does the the 9954 mullion have taller bottom fittings than the 4954?
Resolution:
Bottom mounting fitting on 9954 is taller than 4954. The taller bottom fitting is required for a fire rated application.:
Can Steelcraft make a 12 gage hollow metal mullion?
Resolution:
Steelcraft does not manufacture 12 gage closed section mullions. The maximum is 14 gauge. Steelcraft can provide the outer perimeter (open sections only) of a transom frame in 12 gage material. ...: