Vertical zones are fire zones. They may be divided from each other with fire doors. In case of fire, all fire doors in front and aft of the fire will be closed to prevent the spreading of smoke and fire.
Vertical zones are fire zones. They may be divided from each other with fire doors. In case of fire, all fire doors in front and aft of the fire will be closed to prevent the spreading of smoke and fire.
MarineProHelp 2018 - 2021
