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TVS RESi Lay Triple

An acoustic flooring underlay which is used extensively by private households, property companies, housing associations, contractors and builders. 

TVS RESi Lay Triple is primarily designed for improving the impact and airborne sound performance of timber floors although it can also be used with concrete floor constructions. It's ease of installation and high impact improvement figures leads RESi Lay Triple to be one of the most useful materials available when converting timber frame houses and other buildings into apartments. 

This high performance composite is a sandwich laminate of two layers of TVS RESi Barrier Mat Model BM0070, separated by a 6mm layer of TVS ABSorb Class O foam.

Physical Information

Standard Sheet Size:   1200mm x 1000mm
Standard Thickness:    12mm
Density:                          16 kg/m2

Technical Information
Timber Floor Airborne and Impact Sound Insulation Data

Airborne sound insulation (Rw(C;Ctr))  49dB
(Part E 43/45dB minimum)

Impact sound insulation (Ln,w (Ci))  55dB
(Part E 62/64dB maximum)


  • Reduces Impact Sound
  • Improves Airborne Performance
  • Flexible, Easy to Cut, Simple to Install
  • High Performance - Low Profile
  • Suitable for use on both Timber and Concrete Floors


  • New Build
  • Retrofit Constructions
  • Residential Developments
  • Hotels