NBS Source
Knauf Performer Vidiwall

Application

Suited to applications requiring durability, strength and impact resistance in areas of high footfall within a building. Appropriate for demanding locations within school, hospital and secure environments.

Description

Knauf Vidiwall is a gypsum fibre board manufactured from gypsum and cellulose fibres from recycled paper. This dense sheet material is suitable for all areas of drywall construction requiring a dense, impact resistant product capable of providing increased durability, rigidity and mechanical strength compared to a traditional gypsum sheet plasterboard.


Features and benefits:

  • Homogeneous.
  • With high strength in both directions.
  • With high density from 1100 to 1400 kg/m³.
  • Non-combustible A1 or A2-s1, d0.

General information

Size

127 x 3600 mm

Uniclass

Ss_25_10_30_35 Gypsum board partition systemsPrimary

CAWS

K10/30 Metal stud

K10/125 Metal stud partition system

Specification data - Gypsum board partition systems Enhanced data

Framing

Manufacturer's standard.

See Additional properties for details.

Linings

-

Face layer

One layer of Knauf Vidiwall (12.5 mm) and Knauf Wallboard (15 mm) to both sides.

Knauf Vidiwall: 127 x 3600 mm.

Fasteners

Knauf Vidiwall screws.

Joint treatment

Insert requirements.

Systems with a requirement for fire and/ or sound insulation performances should be installed with all outer joints taped and filled in accordance with Knauf recommendations. 

-

Stud configuration

70 mm Knauf Acoustic 'C' stud, 0.6 gauge.

Framing centres

600 mm.

Head/ Floor channel

72 mm Knauf ‘U’ channel.

Fixing

Knauf Nailable plugs.

Horizontal board joints

Flat fixing plate.

Head condition

Structural soffit.

Perimeter Sealing

Manufacturer's standard.

  • Two continuous beads of Knauf Sealant on Head & Floor Channels.
  • For fire resistance and deflection head systems: Two continuous beads of Knauf Intumescent and Acoustic Mastic applied to head channels.

Deflection allowance

Manufacturer's standard.

Head track fillets

As per site specific requirements.

Insert requirements; see Knauf Standard Details or contact the manufacturer for more information.

Head insulation detail

Manufacturer's standard.

Finishing

Finish with Knauf Uniflott.

FireRating

60 minutes.

AcousticRating

54 dB.

Acoustic sound reduction dB (Rw):

  • Systems tested or assessed in accordance with BS EN ISO 10140-1:2010+A2:2014.
  • Acoustic sound reduction based on ‘C’ Stud centres at 600 mm centres.

Duty

Severe.

Standard

Knauf Vidiwall.

To BS EN 15283-2 – dispersed fibre-reinforced.

  • Fire resistance (maximum heights) to BS 476: Part 22: 1987.
  • Acoustic sound reduction dB (Rw) tested or assessed in accordance with BS EN ISO 10140-1:2010+A2:2014.


Edges

VT stepped edge.

Literature

The Manual Addendum April 2021 (Revised 24th November 2021)

The Manual Addendum April 2021 (Revised 24th November 2021)

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