REGUPOL sonus core 12

Acoustic Floor Underlayment

REGUPOL sonus core 12

Acoustic Floor Underlayment

Formerly Sonus HS1200, REGUPOL sonus core 12 is a 12mm (1/2") flooring underlayment engineered to reduce noise when installed under most types of flooring, including ceramic tile, hardwood, engineered hardwood, rigid core WPC/SPC click vinyl, and carpet.

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.  

REGUPOL sonus core 12


  • 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

Technical Specifications


PUR-bonded SBR tire rubber


Rolls: 4' x 25' – 100 sqft /roll
Sheets: 30" x 48" - 10 sqft/sheet
Thickness: 12mm (1/2")


1.944 lb/sqft

Density (ASTM D-792)

49 lb/cuft (+/- 4 lb)


A Shore Durometer: 40-55

Test reports

go back