durability ratings von duprin exit devices

RELATED FAQS

Question
Answer
SD is Special cylinder dogging in the center case of 98/99 rim and vertical rod non fire rated devices and is available with standard, EL, QEL, CX and ALK.
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, 8875-F or...
Panic Hardware and Fire Exit Hardware are two different types of exit devices, and the proper selection is determined by code requirements. Panic Hardware is an exit device which is tested for u...
The most obvious difference (in the device) is the lack of mechanical dogging on a Fire Rated Device.  There are some internal parts that may be different and the method it is secured to the d...
No, dogging cannot be added to a fire-rated mechanical exit device. Fire rated devices can be only electronically dogged and drop during fire activation.
The 99 and 33A have  grooved mechanism case and cover plates and the 98 an 35A have smooth mechanism case and cover plates.  There is no difference in durability between a 98 and a 99 exit devices.
Order the 25 device with the "HH" prefix as described in the device options in the Price Book.
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. 
The Von Duprin 33A/35A rim narrow style exit device is only for non rated openings and fire rating is not available with this device. The Falcon F24-R is a narrow style fire rated exit device T...