MF418-MF424
DOOR MULLION

Removable door mullion. Fire rated model available.

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FEATURES

  • Removable steel door mullion
  • Optional fire rated UL model available #M424FR
  • Requires wide stile doors with a minimum backset of 3 1⁄4″ (82.5 mm)
  • 2” x 3” (51 mm x 76.2 mm) x 1⁄8″ (3 mm) thick gauge steel tube, that can accommodate up to 96” (2438 mm) door frame height
  • Provides a solid and secure center point for latching double doors
  • Lockable, removable or fixed
  • Accepts standard rim cylinder and includes cylinder mounting hardware
  • Robust top and bottom brackets
  • Mounting hardware included: machine screws

#M424FR is UL listed for fire rated pairs of doors up to 8 feet (2438 mm) height and includes longer steel floor mounting expansion anchors

DOCUMENTATION

Product Page

download03.210

Instructions

downloadM418NF/M424FR – Installation instructions

Disclaimer
  • We recommend that physical hardware be ordered and verified before starting any preparation, manufacturing or installation work.
  • All product installations must be done by qualified personnel using the proper mounting hardware for the appropriate surface or material.
  • We recommend that installers and manufacturers use the instructions inside the packaging provided by the manufacturer, as the manufacturer reserves the right to make technical changes, modify product or information without prior notice.
  • Do not exceed the maximum weight or dimensions recommended by the manufacturer.
  • All technical documents, drawings and instructions are provided as-is. Customers (primary or secondary) cannot derive any claim based on the use of these documents. No responsibility is or will be assumed.