The Sargent 12-8763-G-PTB-84 is a 48" Fire Rated Surface Vertical Rod Exit Device in Classroom Function for 43" - 48" Door Width, with 84" Door Heights, and features a PTB trim where the Key Locks Or Unlocks with the Thumb Piece.
63 Classroom PTB Trim Key Outside Unlocks/Locks Thumbpiece
The 12-8763 Is a Commercial Grade One Surface Vertical Rod Panic Device, Two-point latching (top & bottom with adjustability through the center case) Standard bottom latch compatible with latch track thresholds (by others) Single and double door applications. Devices are ANSI A156.3 - Grade 1, Hex key dogging standard on non-fired rated devices; specify 16- for cylinder dogging.
