Many items in a building require routine inspection and maintenance. The most basic inspection is the visual inspection where elements are reviewed to ensure compliance with the code or installation instructions. Model codes such as NFPA 1, the Uniform Fire Code or the International Building Code have requirements for occupants to conduct visual inspections on fire separations and walls.
Dampers are forgotten due to their typically hidden location of this passive protective system. Open protectives are critical in allowing building systems to penetrate a fire separation. What happens when the protective opening is installed correctly but another contractor limits the ability of the system to work?
This picture shows an improper installation on many different levels, what would your red tag say?