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what device is hh rated without mullion
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Which mullions are Hurricane Rated?
Resolution:
The HH9954 is the only Von Duprin hurricane impact-rated mullion. Hurricane ratings vary by location and application. Be sure to check with the local authority and/or the Regional Allegio...:
How do I order a Von Duprin mullion prepped for something other than our standard strikes?
Resolution:
To use Von Duprin mullion for something other than our standard strike, order the mullion "Blank" and prep in the field.: