Heavy layers

Heavy layers

Heavy layers are used as sound absorber, as the material dampen low-frequency sounds. For good sound absorption in the entire frequency range its usually laminates with an extra sound absorber.

Qualities and characteristics


  • Visco-elastic thermoplastic
  • Replaces bitumen and can be recycled
  • Weight from 1.5 - 5 kg / m2
  • Normally better performance / weight compared to bitumen