Surface Vertical Rods Adams Rite exit devices with surface vertical rods for two-point locking are durable and provide a high level of security. Available with top and bottom rod, or top rod only; for single or double doors in aluminum, hollow metal or wood applications. 8100 Series (Life-Safety) | 3100 Series (Fire-Rated) Surface Vertical Rod Exit DevicesThe 8100 Series Surface Vertical Rod Exit Device is desig… 8200 Series (Life-Safety) Narrow Stile Surface Vertical Rod Exit DeviceThe 8200 Series Narrow Stile Surface Vertical Rod Exit De…