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NBS Source

Application

Suitable for use in conversion and refurbishment projects using timber joists, incorporating lath and plaster ceilings.

Description

A fully developed economical sound insulation system between separating floors, for use in conversion and refurbishment projects using timber joists.


Features and benefits:

  • Can be used in conversion and refurbishment projects with timber structures incorporating lath and plaster ceilings.
  • Provides a one-hour fire resistance at ceiling level.
  • Building Regulations Approved Document E (E&W), Technical Handbook Section 5 (Scotland) and Technical Handbook G (Northern Ireland) compliant.


Components:

  • Hush Panel 28.
  • Hush Bond – to glue joints.
  • Existing floorboards or 18/ 22 mm thick particleboard/ plywood – supplied by others.
  • Hush Seal 20 – to seal perimeters.
  • Existing timber joists.
  • Existing lath and plaster ceiling.
  • Hush MF Ceiling System – installed to the underside of the lath and plaster ceiling construction.
  • Hush Slab 100 – fitted tightly together within the ceiling void.
  • Two layers of 15 mm thick Gyproc Soundbloc plasterboard – supplied by others.

General information

Color

Brown

Grey

White

Material

Particleboard

Felt

Foam

Metal

Mineral wool

Shape

Rectangle

Length

2400 mm

Width

600 mm

Height

28 mm

Uniclass

Ss_30_20_10_50 Joist-supported wood-based rigid sheet floor systemsPrimary

CAWS

K11/275 Acoustic separating floor system

Product range

Timber Floor and Ceiling Systems

Specification data - Joist-supported wood-based rigid sheet floor systems

Additional supports

Hush MF Ceiling System.

Metal grid system with acoustic hangers.

Flooring

Hush Panel 28.

  • Description: Floating flooring.
  • Material: 18 mm thick, P5 moisture resistant tongued and grooved particleboard with a 10 mm thick Hushfelt™ resilient layer.
  • Size (w x L): 600 x 2400 mm.
  • Thickness: 28 mm.

Fasteners

Hush Bond.

Panel adhesive.

Joint treatment

Hush Seal 20.

Perimeter seals

Hush Seal 20.

  • Description: Perimeter seal.
  • Material: Compressible solid foam tube.
  • Diameter: 20 mm.

Sound absorption

Hush Slab 100.

  • Description: Sound absorber.
  • Material: Mineral wool.
  • Size (w x L): 600 x 1200 mm.
  • Thickness: 100 mm.

Acoustic performance

Impact (Lntw): 49 dB.

Airborne (Dntw): 56 dB.

Airborne (Dntw +Ctr): 52 dB.

Literature

Hush System HD1032 LP/MF

Hush System HD1032 LP/MF

Hush Acoustics Products and Systems Brochure

Hush Acoustics Products and Systems Brochure

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