For timber and concrete floors.


12 mm thick acoustic barrier mat with a resilient chip foam base. The acoustic foam does not harden or crumble, unlike the Class O foam normally found in these applications.

Features/ Benefits:

  • Slim product with excellent impact and airborne noise reduction.
  • Works well on concrete floors and can be used on timber floors where impact noise is an issue.
  • For use in almost any room (such as in new build, refurb, change of use, conversions, commercial and residential apartments).
  • Minimal impact on available floor to ceiling height - 12 mm thick.
  • Meets and easily exceeds acoustic requirements of Building Regulations Approved Document Part E (E&W) and Section 5 (Scotland).
  • Supplied in easy to handle, lay and install slab form. Easy to cut and shape.


For timber and concrete floors.

General information

Uniclass 2015

Pr_25_57_06_71 Resilient layer insulationPrimary


K21/10 Wood laminate flooring

K21/111 Wood floating floor

K21/115 Wood laminate flooring

K21/145 Composite laminate flooring

K21/146 Laminate flooring

K21/20 Composite laminated flooring

M50/130 Carpet tiling

M50/15 Carpet tiling

M50/150 Sheeting

M50/155 PVC sheet flooring in special wet areas

M50/170 Carpeting

M50/20 Sheeting

M50/25 Carpeting

Specification data - Resilient layer insulation

Product Reference

Acoustic Impactalay - 1154

Standard product features

Size (h x w x l):

12 x 1000 x 1200 mm.


27 kg/m².

Impact sound reduction:

38 dB Lnt,w.

Airborne sound improvement:

49 dB Rw + Ctr.

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