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formerly sonus hs1200

Available in sheets or rolls, REGUPOL sonus core 12 is a 12mm (1/2") flooring underlayment engineered, manufactured, and tested to reduce impact noise. Intall under resilient and hard surface floor coverings, including ceramic tile, stone, solid hardwood, engineered hardwood, bamboo, carpet and carpet tile, resulting in a quieter living space.  

Test Reports

Product image REGUPOL sonus core 5

Product information

  • Material

    PUR-bonded SBR tire rubber

  • Dimensions

    Rolls: 4' x 25' – 100 sqft /roll

    Sheets: 30" x 48" - 10 sqft/sheet

    Thickness: 12mm (1/2")

  • Weight


    1.944 lb / sqft

  • Density (ASTM D-792)

    49 lb / cuft (+/- 4 lb)

  • Hardness

    A Shore Durometer: 40-55

  • Apartments
  • Condominiums
  • College Dormitories
  • Classrooms
  • Schools
  • Hospitals
  • Sustainable building product made from post-consumer and post-industrial waste
  • Applicable for a wide range of floor coverings
  • GreenCircle certified and can potentially qualify for up to 8 LEED points
  • Greatly reduces sound transmission of impact noise
  • Acoustic ratings up to STC 66, IIC 74, Delta IIC 27 depending on the floor covering and floor-ceiling assembly
  • Multiple sizes available including 2mm, 3mm, 5mm, 6mm, 10mm, 12mm, and 15+mm thicknesses
  • Individual consultation and customized solutions
  • Access to network of specialist planners
  • Product recommendations
  • Installation plans and support


In REGUPOL, you have an expert partner with many years’ experience in sound and vibration isolation. The products in the REGUPOL sonus core series are characterized by their outstanding quality and  durability, superior sound dampening, and long-term performance. 

Your Contacts

Bill Devin

Business Unit Manager, North America Email Save VCard

David Good

Application Engineer, North America Email Save VCard

Brian Lagaza

CSR / Inside Sales, North America Email Save VCard