Standard 98/99 exit alarm ALK devices are available with cylinder dogging option as of October, 2011.
The device can be ordered standard with cylinder dogging and exit alarm ALK opti...
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...