Sonus® Flex barrier material composites combine advanced performance with outstanding durability to control airborne noise. This tough, flexible, custom formulated lead-free barrier is available in a variety of composite forms which enhance its noise controlling characteristics. These products are intended for demanding environments.

  • Utilized in composite form with other Sonus materials and with PSA
  • Predictable sound characteristics
  • AVAILABLE in custom weights ranging from 0.5 psf to 4 psf


  • OEM Equipment & Enclosures
  • Marine Enclosures
  • Off-Highway Vehicles
  • Automobile
  • Truck and Bus
  • Recreational Vehicles
  • Military Vehicles 

With our thin sheet/roll processing capabilities, we can cost-effectively bond other Sonus material options to the damping and barrier materials right in-line.
The bonds are mechanical, not adhesive, so the multi-functional composites provide increased quality characteristics to parts for an extended period of time. 


 double_barrier#1.JPG       barrier_wearsurface.JPG       foam_barrier_foam.JPG       barrier_reflective#2.JPG