15mm Monodeck Mat Sound Reduction System For Timber Floors

Monodeck Mat 15

The monodeck Mat 15 system is designed to reduce airborne & impact sound transmission through timber floors.

Monodeck Mat 15 is a 15mm thick tri-layer system with a reconstituted 8mm ACF foam core which will provide impact and airborne improvement.

Monodeck Mat 15 is ideal for floor upgrades when looking to improve sound reduction on stairs and under engineered timber floors.

View more technical information and downloads

To be used over floorboards for conversions, refurbishments or listed buildings requiring minimal structural change as illustrated.

Treated floor with:
Airborne  DnT,w+ Ctr
Impact  L’nT,w
Monodeck Mat 15
min. 43dB
max. 60dB

based upon the typical construction examples
Monodeck Mat 15 will typically provide the above performance under site conditions.

Overall size: 1200mm x 1000mm mat
Resilient layer: 15mm tri-layer with reconstituted 8mm ACF foam core
Weight: Approx. 13kg/m2

Monodeck Mat 15, supplied by Isomass Ltd. Unit 14 Papworth Business Park, Stirling Way, Papworth Everard, Cambridgeshire CB23 3GY and installed in accordance with manufacturer’s instructions / recommendations.

Full installation instructions for Monodeck Mat 15 are available as a pdf to download. Go to the Downloads tab on this page.

Monodeck Mat 15 system product data sheet


Monodeck Mat 15 system installation instructions

  • Monodeck Mat 15.
  • floorboards, min. 18mm thick.
  • min. 200 x 50mm timber joists @ 400 mm centres.
  • 100mm 45Kg/m<sup>3</sup> insulation between joists.
  • lath and plaster ceiling or 25mm o/a double boarded ceiling (min. 20kg/m<sup>2</sup>) fixed to timber joists.
  • NB: additional performance will be achieved by isolation of the ceiling; please contact Isomass for further advice.

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