Concealed Vertical Rods Adams Rite concealed vertical rods are the perfect door solution for narrow stile aluminum applications that require a life-safety exit device and two-point locking. When the door closes, the latching assemblies extend into the header and threshold, locking the door at two points. This panic hardware is designed for use on single and double doors and is suitable for low, medium or high traffic areas on both aluminum and hollow metal applications. 8500 Series (Life-Safety) | 3600 Series (Fire-Rated) Concealed Vertical Rod Exit DeviceThe 8500 Series Concealed Vertical Rod Exit Device is des… 8600 Series (Life-Safety) Narrow Stile Concealed Vertical Rod Exit DeviceThe 8600 Series Narrow Stile Concealed Vertical Rod Exit … 8900 Series (Life-Safety) | 3900 Series (Fire-Rated) Concealed Vertical Rod Exit DeviceThe 8900 Series Surface Concealed Vertical Rod Exit Devic…