Devices built After 2/28/2011: Use a 1 1/8" - 1 1/4" mortise cylinder with straight narrow cam. (Cam profile same as the Schlage B520-731, see table below for part numbers)
Devices built Befo...
Modular 1-1/8"
Modular 1-1/4"
SFIC and FSIC
Non-Modular Non-IC Conventional
Non-Modular Non-IC Everest Primus
B520-730
B520-731
B520-2...
You should use the LX switch with the Von Duprin surface vertical rod exit device because the rods are exposed and are vulnerable to attack. IE, the top rod can be grasped and forced down to retrac...
Yes, you could use the RG27 on top rod but we recommend RGO.
The RG27 is a latch and rod guard and the RGO is a rod guard only. A latch guard is not needed for top latch, only for bottom latch.
With a mullion: Use the standard strike 267
With no mullion and inactive leaf being held closed with flush or surface bolts: Use the 2609 double door strike