Von Duprin Removable Mullion
Von Duprin removable steel mullions provide single door performance in double door openings with rim devices.
Mullions are easily removed by loosening bottom set screw and removing top fitting cover. The top mullion fitting is attached to the frame and is concealed by the fitting cover.
Keyed removable steel mullions makes removal faster and easier by a single operation of the mortise cylinder. Once mullion is removed, large equipment or furniture can freely pass through the opening. The unit will self lock when re-installed, without use of the cylinder key.
Von Duprin auxiliary hardware meets or exceeds domestic and international quality standards; all exit devices are UL listed for panic or fire hardware and are ANSI certified.