The Integrated Facility Services design-build team performed all work while the 20-story, million-square-foot historic structure was 100 percent occupied.

Because of the critical role a ceiling membrane plays in the fire-resistance performance of a floor/ceiling or roof/ceiling assembly, any penetration through it must be protected. In the case of HVAC penetrations, protection comes in the form of a ceiling damper. 

The NFPA 2018 conference and expo is one of the world’s biggest and most comprehensive events for fire, electrical and life safety.

A U.S. Congress member has recognized the International Code Council’s efforts in promoting structure safety.