MULLION MATE

ADJUSTABLE PARTITION CLOSURE

Qualcomm Window With Mullion Mate

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

Mullion-Mate is available in two types:

  • New High STC Mullion Mate
  • Standard Mullion Mate
Sound Attenuation:
  • Standard Mullion Mate - STC of 38
  • High STC Mullion Mate - Composite STC of 52.
    • Testing based on ASTM E90-09 (2016) & ASTM E413-16 utilizing 8' x 9' with High STC wall.
Typical Mullion Mate Assembly DWG | DXF | PDF
Mullion Mate Assembly
Design Features:
  • For vertical junctions between partitions and window walls
  • Mullion Mate is typically installed between partition walls and window mullions; however, Mullion Mate can also be installed against glass.
  • Finished to match mullions
    • Clear anodized, medium or dark bronze anodized
    • Field paintable finish
    • Powder coated in standard or custom colors
  • Factory spring loaded to fit a variety openings
  • Pre-assembled for ease of installation
  • Factory cut to desired height
  • Optional Final Forms Series 911 end cap to finish partition walls
Versa Finance With Mullion Mate
Standard & High STC1 Options

Mullion Mate 3

  • 2-7/8" minimum to 3-15/16" maximum opening

Mullion Mate 4

  • 4" minimum to 4-15/16" maximum opening

Mullion Mate 5

  • 5" minimum to 6-15/16" maximum opening

Double Mullion Mate 4

  • 7" minimum to 9-3/4" maximum opening

Double Mullion Mate 5

  • 9" minimum to 13-3/4" maximum opening
Multiple units are pre-assembled or spliced for larger openings and heights.

1Mullion Mate High STC is Patent Pending.

Mullion Mate 3 DWG | DXF | PDF
Mullion Mate I
Mullion Mate 4 DWG | DXF | PDF
Mullion Mate II
Mullion Mate 5 DWG | DXF | PDF
Mullion Mate II
Double Mullion Mate 4 DWG | DXF | PDF
Double Mullion Mate I
Double Mullion Mate 5 DWG | DXF | PDF
Double Mullion Mate II
Detail Showing Mullion Mate Against Glass DWG | DXF | PDF
Mullion Mate is typically installed between partition walls and window mullions; however, Mullion Mate can also be installed against glass. Detail shown can be used with any Mullion Mate parts shown above. When specifying Mullion Mate in an application against glass, please provide information about the Mullion Mate part number.
Mullion Mate Against Glass
Mullion Mate
Mullion Mate Specifications
Mullion Mate 3 Section Detail
Mullion Mate 4 Section Detail
Mullion Mate 5 Section Detail
Double Mullion Mate 4 Section Detail
Double Mullion Mate 5 Section Detail
Mullion Mate Against Glass Detail
Mullion Mate Application Detail
Mullion Mate 3 - High STC DWG | DXF | PDF
Mullion Mate I
Mullion Mate 4 - High STC DWG | DXF | PDF
Mullion Mate II
Mullion Mate 5 - High STC DWG | DXF | PDF
Mullion Mate II
Double Mullion Mate 4 - High STC DWG | DXF | PDF
Double Mullion Mate I
Double Mullion Mate 5 - High STC DWG | DXF | PDF
Double Mullion Mate II
Detail Showing Mullion Mate - High STC Against Glass DWG | DXF | PDF
Mullion Mate is typically installed between partition walls and window mullions; however, Mullion Mate can also be installed against glass. Detail shown can be used with any Mullion Mate parts shown above. When specifying Mullion Mate in an application against glass, please provide information about the Mullion Mate part number.
Mullion Mate Against Glass

Mullion Mate High STC is Patent Pending.
*Note: Field caulking is required. A paintable caulk is supplied with each order to seal edges for higher STC rating.

Mullion Mate - High STC
Mullion Mate - High STC Specifications
Mullion Mate 3 - High STC Section Detail
Mullion Mate 4 - High STC Section Detail
Mullion Mate 5 - High STC Section Detail
Double Mullion Mate 4 - High STC Section Detail
Double Mullion Mate 5 - High STC Section Detail
Mullion Mate - High STC Against Glass Detail
Mullion Mate - High STC Application Detail

911 Series End Caps for Partition Walls create a great transition at the end of the partition wall and is the perfect product to be specified with Mullion Mate Partition closures. Brake formed aluminum shapes can be created for custom sized end wall conditions.

Standard 911 Series End Cap
Literature Specification Details
PDF DOC   TXT   PDF DWG   DXF   PDF


For Flat walled terminations or cased openings.

Series 911
Part Number A
911-EC-200 2"
911-EC-375 3 3/4"
911-EC-463 4 5/8"
911-EC-487 4 7/8"
911-EC-600 6"
911-EC-725 7 1/4"

Optional End Cap Sizes with Drywall Contura Profiles

Click on a profile below to view details and downloads.      DWG | DXF | PDF

CA-12-DW

CA-12-DW

CA-10-DW

CA-10-DW

CA-8-DW

CA-8-DW

CA-6-DW

CA-6-DW

CA-4-DW

CA-4-DW

CA-2-DW

CA-2-DW