8847EO-F-SPBLK-LHR Von Duprin 8847 Series Exit Only Fire Rated Concealed Vertical Rod Device in Black Finish The Von Duprin 8847EO-F-SPBLK-LHR series of exit device for all types of 8' x 8' (2438 mm x 2438 mm) double metal doors. The 8847 series is a...