NBS Source
List your products
Description

Acoustic membrane designed to isolate a screed from concrete, concrete plank, raft, concrete/ metal and beam and block structures.

Features:

  • Easy to install.
  • The product has a high resistance to compressive loads and remains outstanding elastic.
  • Outstanding impact sound reduction.
  • Loose lay system which does not slip during installation.
  • Outstanding compressive strength and load bearing performance.
  • High resilience does not compress and reduce sound absorption.
  • Environmentally friendly - fully recycled.
  • 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 be used as an alternative product for Robust Details specifications.

General information
Features

Easy to install

The product has a high resistance to compressive loads and remains outstanding elastic

Outstanding impact sound reduction

Loose lay system which does not slip during installation

Outstanding compressive strength and load bearing performance

High resilience does not compress and reduce sound absorption

Environmentally friendly - fully recycled

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 be used as an alternative product for Robust Details specifications

Uniclass 2015 Resilient layer insulation (Pr_25_57_06_71)
Specification data
Product Reference

Hush Under Screed Acoustic Membrane

Thickness

6 mm

8 mm

10 mm

Standard product features

Roll size (l x w):

6–10 x 1 m (dependent on thickness).

Colour:

Black.

Surface finish:

Fine-tuned granulate.

Acoustic performance:

  • Impact (Lntw): 55 dB.
  • Airborne (Dntw): 53 dB.
  • Airborne (Dntw +Ctr): 50 dB.

Technical properties:

  • Tensile strength (to DIN 53571): 0.7 N/mm².
  • Tear resistance (to DIN 53571): 75%.
  • Density (approximate): 700 kg/m³.
  • Flammability rating: B2.

Literature