The rim cylinder with thumbturn, XB11-979 (Figure 1) was designed to be installed on the inside head of the Von Duprin 98/99–2 double cylinder exit devices, see Figure 1. The rim cylinder with...
The Schlage CO-220 is standalone classroom lock down solution with remote fob and visual indicator which allows immediate local lock down by simply pushing the button on the remote fob from anywher...