• Car Builders Acoustic Liner 12mm Carpet Underlay - 20 SQ/FT (1.8 SQ/M)

    Car Builders

  • $79.00

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Car Builders Acoustic Liner is a multi-layer open and closed cell foam with a peel and stick backing. It offers a high level of acoustic and thermal insulation superior to that of traditional jute underlay.

Our premium underlay is todays answer to predated jute and cotton mill scrap traditionally used under carpets.

Our Acoustic Liner will not rot, attract mold, is easy to cut and does not require the application of glue.

Our Acoustic Liner can also be used throughout your vehicle as a general purpose thermo acoustic barrier.


  • Light Weight
  • Easy installation - just peel off the release liner and adhere to surface.
  • Cuts with scissor and knife
  • Reduces heat transfer
  • Does not rot or deteriorate


  • Under carpets
  • Roof skins
  • Inside cavities
  • 1/4 panels
  • Doors
  • Firewalls


  • Thickness: 12mm
  • Weight:  0.55kg/sq.m about
  • Material temperature resistance:  
  • cold resistance: - 40°C
  • heat resistance:  short term + 135°C, long term +110°C
  • Adhesive temperature resistance: 
  • cold resistance: - 40°C
  • heat resistance:  short term + 150°C, long term +135°C
  • Flame retardant:  grade B2
  • Heat Conductivity factor:  <= 0.034 W/(M.K)    at 0°C