Hush 5 kg/m² Barrier Mat


A vinyl sound barrier mat containing naturally occurring minerals. The product is free from lead, unrefined aromatic oils and bitumen and is designed to improve the sound insulation of existingpanels of metal, wood, plastic, etc., at all frequencies.

The mat is particularly effective in overcoming coincidence dip resonance found in stiff lightweight composites such as plywood sheets and hollow core panels.


  • Improves acoustic performance across all frequencies.
  • Minimum thickness to ensure no severe increase to the depth of the existing construction.
  • Easy to install.
  • Versatile and economical.
  • Can be used in refurbishment and new build developments.
  • Can be used as part of a Code For Sustainable Homes compliant development.
  • Building Regulations Approved Document E (E&W), Technical Handbook Section 5 (Scotland) and Technical Handbook G (Northern Ireland) compliant.
  • Can achieve Robust Details Performance levels on timber frame development.

General information


Improves acoustic performance across all frequencies

Minimum thickness to ensure no severe increase to the depth of the existing construction

Easy to install

Versatile and economical

Can be used in refurbishment and new build developments

Show more

Uniclass 2015

Pr_25_57_06_71 Resilient layer insulationPrimary


K11/115 Battened plywood floating floor

K11/125 Battened particleboard floating floor

K11/135 Battened oriented strand board floating floor

K11/145 Battened cement-bonded particleboard floating floor

K11/20 Battened particleboard floating floor

K11/215 Plywood floating floor

K11/225 Particleboard floating floor

K11/235 Oriented strand board floating floor

K11/245 Cement bonded particleboard floating floor

K11/25 Particleboard floating floor

K11/275 Acoustic separating floor system

K11/295 Floating floor system

K20/150 Battened timber board floating floor

K20/20 Battened timber board floating floor

K21/10 Wood laminate flooring

K21/111 Wood floating floor

K21/115 Wood laminate flooring

K21/120 Battened wood flooring

K21/130 Battened wood floating floor

K21/140 Battened wood laminate flooring

K21/145 Composite laminate flooring

K21/146 Laminate flooring

K21/20 Composite laminated flooring

M40/10 Natural stone covering to

M40/110 Tiling to

M40/115 Natural stone covering to

M40/12 Mosaic to

M40/120 Mosaic to

M40/5 Tiling to

M42/10 Wood flooring

M42/110 Wood block flooring

M42/120 Mosaic parquet panel flooring

M42/150 Composition block flooring

M42/20 Composition block flooring

M50/10 Resilient floor tiling

M50/110 Resilient floor tiling

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

Hush 5 kg/m² Barrier Mat

Standard product features

Thickness (nominal):

2 mm.


5 kg/m².



Acoustic performance:

  • Weighted sound reduction index (Rw): 26 dB.
  • Sound transmission class (STC): 26 dB.

Technical properties:

  • Hardness: 90 Shore A.
  • Tensile strength: 2.6 MPa.
  • Elongation at break: 90%.
  • Flammability: FMVSS 302 Self-extinguishing.


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