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JCW Impactalay Plus Acoustic Floor Insulation - 1.2m x 600mm x 15mm

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£34.51 Incl. VAT
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Impactalay Plus 15mm thick acoustic matting for timber floors offers a cost effective and easily installed solution to combat airborne and impact noise.

It’s an complete soundproofing solution, combining three acoustic layers that combine to massively reduce both impact and airborne noise. Impactalay plus is manufactured using an acoustic foam resilient layer sandwiched between 2 layers of weight enhanced acoustic barrier mat.

Impactalay Plus is suitable for timber floors and suitable for all final floor finishes.


Length: 1.2m.
Width: 600mm.
Thickness: 15mm.
Sheet size: 0.72m2.
Weight: 11kg.
Pallet quantity: 100x sheets.


  • Suitable for conversion projects.
  • Versatile: suitable for all final finishes on timber floors.
  • Ideal domestic Impact and Airborne sound insulation product where height is restricted.
  • Easy to cut, trim and shape in easy to handle 600mm x 1200mm sheets.
  • Material: JCW Impactalay Plus Acoustic Matting is made from two acoustic layers of barrier mat with a resilient chip foam core. The acoustic foam does not harden or crumble, unlike the Class O foam normally found in these applications.


Length 1200mm Thickness 15mm Width 600mm


Application Floors Material Acoustic Resilient Layer

Questions & Answers


For the JCW Impactalay Plus Acoustic Floor Insulation - 1.2m x 600mm x 15mm what are the Acoustic Test Data re. Impact and Airborne? I have seen this measured in dB Looking to order 85 square metres


UKAS accredited laboratory test data for the Impactalay Plus (15mm):

Impact: 39 dB Ln,w

Airborne Rw + Ctr: 51 dB Rw + Ctr

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