JCW Impactalay Acoustic Floor Insulation matting for concrete floors offers a cost effective and easily installed solution to combat airborne and impact noise. Impactalay is suitable for concrete floors. Impactalay 12mm thick Acoustic Matting is made from a single acoustic barrier mat layer with a resilient chip foam core. The acoustic foam does not harden or crumble, unlike the Class O foam normally found in these applications. Suitable for all final finishes on concrete floors. Contact us today to find out more.