If the door hits the frame (or rubs on the rabbet of the head or jamb) the frame is out of square and improperly installed.
Door edge rubbing on the rabbet - shimming the hinges may resolve the...
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,...
The following application information apply to the 5100 electric strike:
Can only be used on a single door with a cylindrical lock
Can not be used on a pair of doors
Can not be used on a mullion
Von Duprin 6223 electric strike is the most common closed back strike or the 6221 for open back strike on inactive leaf that can be used with Schlage L9000 or Von Duprin 7500 mortise lock.