What cylinder is used for the Von Duprin -2 double cylinder function?

The 98/99 rim device can be converted to double cylinder 98-2 or 99-2.

• Double cylinder features an inside key cylinder which locks or unlocks the outside trim (Classroom Function) and an outside cylinder which retracts the latch bolt only (Night Latch Function) when outside trim is locked.

   

• These kits includes center case, center case cover and cylinder mounting hardware.
• These parts can be purchased separately. See parts price book.
• To rehand a 98-2 or 99-2 you need a new handed center case and new handed center case cover.
• Double cylinder can't be used on a 98/99-EO device. It requires a Classroom trim.
• 98-2 or 99-2 requires two rim cylinders one for device side and one for trim side.