Mullion Mate ^®

Mullion Mate^® is an adjustable partition closure that creates a seamless transition between curtain walls, windows and partition walls. It is the only partition gap closure that can accommodate lateral movements caused by SEISMIC, THERMAL and WIND SWAY, while providing high acoustical value up-to 62 STC. Install it in 5 minutes or less!

Maneuver the Movement

Mullion Mate accommodates lateral movement up to 1-15/16″ caused by Seismic, Thermal and Wind Sway.

Tame the Noise between rooms

Mullion Mate Series 60 provides up to 62 STC.

Series 60

• Closes Gaps from 4” up to 8-1/2”
• Provides up to 62 STC
• Patent Pending

Series 60 Sizes

Mullion Mate 4 – 4″ minimum to 5-7/16″ maximum opening
Mullion Mate 5.5 – 5-1/2″ minimum to 6-15/16″ maximum opening
Mullion Mate 7 – 7″ minimum to 8-1/2″ maximum opening

Series 40

• Closes Gaps from 2” up to 14”
• Provides up to 58 STC

Series 40 Sizes

Mullion Mate 2 – 2″ minimum to 2-15/16″ maximum opening
Mullion Mate 3 – 3″ 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
Mullion Mate 7 – 7″ minimum to 8-15/16″ maximum opening
Mullion Mate 9 – 9″ minimum to 14″ maximum opening

Series 30

• Closes Gaps from 2” up to 14”
• Provides up to 39 STC

Series 30 Sizes

Mullion Mate 2 – 2″ minimum to 2-15/16″ maximum opening
Mullion Mate 3 – 3″ 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
Mullion Mate 7 – 7″ minimum to 8-15/16″ maximum opening
Mullion Mate 9 – 9″ minimum to 14″ maximum opening

Finish Options

AAMA 2604 Powder Coating Finishes Download PDF

Antimicrobial Finishes