Von Duprin KR54F Keyed Retrofit Mullion Kit for 9954 Fire-Rated Removable Mullion


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  • SP28 (Sprayed Aluminum) Finish
  • For use with 9954 Fire-Rated Mullion (sold separately)
  • Requires 1-1/4″ Mortise Cylinder w/ Straight Cam (sold separately)

KR – 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.

  • Uses a 1-1/4″ mortise cylinder with a straight cam (Schlage cam reference B502-191)
  • Mullion and Cylinders are sold separately



1-1/4" Mortise Cylinder (sold separately)

Buy American Act Compliance

Meets Buy Amercian Act – Made in USA


689 Aluminum

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