The Von Duprin 1609 cannot be used on a pair of fire rated doors. We recommend using the Von Duprin fire rated mortise exit device in lieu of the rim device such as the Von Duprin 5575-F,...
Yes, as an option, Steelcraft doors are available with factory prepared for the 98/9949 Concealed Vertical Cable Exit Device.
L, B, CE, T and CE-Series doors are available factory prepared
Door...
The Von Duprin Guard-X exit device is not fire rated because the deadbolt is not spring loaded. Therefore, there would be no positive latching as required on a fire rated opening.