QTscu (Sound Control Underlayment)

Created in 2000, QTscu is the original and leading recycled rubber underlayment.

  • Applicable for a wide range of flooring types(tile, wood, laminate, LVT, carpet)
  • Vapor barrier option available
  • Crack isolation membrane (ANSI A118.12) protects ceramic, porcelain and stone tile from substrate crack
  • Commercially rated by the Tile Council of North America
  • Can contribute toward earning up to 9 LEED points
  • Supported by over 550 independent lab/field test and a team of acoustical engineers
  • Superior long-term acoustical performance-will not degrade over time
Product Thickness Dimensions TCNA Robinson Wheel Test
(ASTM C627)
Typical Ratings
R-value (US units; SI units) Crack Isolation
4002 2mm 2mm(⅛");48" x 75LF Extra Heavy 0.11; 0.02 High Performance rating by TCNA
per ANSI 118.12 5.4 (over 1/8" protection)
4005 5mm 5mm(¼");48" x 30LF Light 0.24; 0.04
4010 10mm 10mm(⅜");48" x 15LF Residential 0.44*; 0.08*
4012 12mm 12mm(½");48" x 15LF 0.52*; 0.09*
5015 15mm 15mm(⅝");48" x 15LF 0.65*; 0.12*

Ready to turn up the intensity on sound control?