Von Duprin 3548AL-05 3 26D LHR Grade 1 Concealed Vertical Rod Exit Device Narrow Stile Pushpad 36 Classroom Function Lever with Escutcheon Hex Key Dogging Satin Chrome Finish Left-Hand Reverse

3348A and 3548A for hollow metal single and double doors, UL listed for panic exit hardware. Devices are ANSI A156.3 ñ 2008 Grade 1. The 3548A has a smooth mechanism case and the 3348A has grooved case.The concealed vertical rod device is non-handed except when the SS (Signal Switch) option is used. See opposite page for available outside trim and device functions.