Closing time


Door closers are an integral component in all commercial buildings. In some countries, for example the United States, door closers are required on all entrances and exits as well as on fire safety doors.

Essential life safety and security components, door closers have two primary functions. First, they control the door as it opens and closes, protecting the opening and preventing the door from closing too quickly or slamming. Second, they provide security.

With the goal of combining efficiency, long life and ease of operation, Norton has developed the new Trinity door closer. It stands out from other traditional door closers because it uses a combination of electronics, hardware and software to self regulate.

While other door closers may need to be readjusted to ensure effective closing throughout the changing seasons and resulting shifts in temperature and air pressure within a building, the Trinity saves time and expense by readjusting itself.

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