Tag: Building

  • Ensure the Fire Door Closes Properly

    Ensure the Fire Door Closes Properly

    Overlapping doors are used as fire doors. The problem is that they can be closed incorrectly. This lovely mistake-proofing device from Wales solved the problem… By propping the outer door open enough to allow the inner door to swing past before closing completely. You cannot close the door wrong.

  • Elevator Doors

    Elevator Doors

    Many Elevators are equipped with an electric eye to prevent doors from shutting on people. They also are equipped with sensors and alarms to prevent operation when overloaded.