wind rating cylindrical lock

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The AD and CO locks both have a 3 hour fire door rating. Please see URL for more info.  UL Fire Rating List
Order the 25 device with the "HH" prefix as described in the device options in the Price Book.
Causes for AA battery drain in CO-Series LOCKS - Possible Cause Fix/Corrective Actions  One of the four AA batteries was inserted reversed and the reserved battery drains the other batteries. ...
There are several Schlage and/or Falcon locks that have been tested and approved for this application. For Commercial use the locks have been tested and approved as assemblies wit...
The B250 is Grade 2 but has no UL listing due to the holdback rose.