Mullion-Mate is an adjustable partition closure that creates the perfect transition between windows and partition walls.

Design Features:

  • For vertical junctures or partitions and window walls
  • Finished to match mullions – clear or medium bronze anodized, field paintable finish or powder coated in standard or custom colors
  • Factory spring loaded to fit a variety openings
  • Pre-assembled for ease of installation
  • Includes insulation and gasket on both sides
  • Sound attenuation: STC of 38
  • Factory cut to desired height
  • Optional Final Forms Series 911 to finish partition walls