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fermacell® 3S31 Independent Lining - Independent lining system

112.5 mm wall thickness.

James Hardie Building Products Ltd Variant:
Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Independent lining system.

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Application

Independent dry linings.

Description

Metal stud lining system based on fermacell® gypsum-fibreboard linings. Homogeneous dry lining board made from recycled gypsum, recycled cellulose fibres from post consumer waste paper and recycled water. 


Features and benefits:

  • The board is light grey in colour.
  • Available as square edged.
  • Marked on the rear face with the product name and identification.
  • fermacell® fibre gypsum boards offer a wealth of advantages compared to conventional interior dry lining such as plasterboard.
  • High performance building board that when installed offers the speed of dry-wall with the robustness of blockwork saving in space, time and money.

General information

Color

Board colour.

Grey

Material

Gypsum

Fermacell Gypsum-Fibreboard consists of a homogeneous mixture of water, gypsum and cellulose fibre compressed at high pressure.

Shape

Rectangle

Length

2400 mm

2700 mm

3000 mm

Width

1200 mm

Uniclass

Ss_25_25_45_35 Gypsum board wall lining systemsPrimary

CAWS

K10/155 Wall lining system (metal studs)

K10/30 Metal stud

Specification data - Gypsum board wall lining systems

System performance

Fire performance EI 90 to EN 1364-1. Improved sound performance - ΔRw 22 dB.

Insulation

Not required.

Linings

-

Inner layers

Three layers of 12.5 mm fermacell® Gypsum-Fibreboard.

Fasteners

fermacell® screws.

30 mm fermacell® screws at 400 mm centres and 40 mm fermacell® screws at 250 mm centres.

Joint treatment

Outer layer.

Inner layer, 1 mm (maximum) dry butt joints; Outer layer, fermacell® Jointstik 1 mm glued joint.

Inner layer, 1 mm (maximum) dry butt joints; Outer layer, fermacell® Jointfiller 5–7 mm filled joint.

Finish

Not required.

fermacell® Fine Surface Treatment (FST).

System accessories

Use correct accessories as per manufacturers guidelines.

Insert requirements.

-

Execution

Installing gypsum board linings generally.

-

System completion

Verification of performance.

Metal studs

75 mm fermacell® studs.

100 mm fermacell® studs.

WallThickness

112.5 mm.

Substructure

Max 600 mm centres.

75 x 0.6 mm fermacell® studs.

Board

Boarding to room side.

3 x 12.5 mm.

Board size

2400 x 1200 mm.

2700 x 1200 mm.

3000 x 1200 mm.

Density

fermacell® fibre gypsum board.

1150+50 kg/m³.

Water vapour diffusion resistance

fermacell® fibre gypsum board.

13 μ.

ThermalConductivity

fermacell® fibre gypsum board.

0.32 λ.

SpecificHeatCapacity

fermacell® fibre gypsum board.

1.1 kJ/kgK.

Hardness

fermacell® fibre gypsum board.

30 N/mm².

ThicknessSwelling

fermacell® fibre gypsum board.

<2%.

Shrinkage

fermacell® fibre gypsum board.

Extension/shrinkage.

0.25 mm/m.

At 30% change in relative humidity (20°C).

MoistureContent

fermacell® fibre gypsum board.

1.3%.

At 65% relative humidity at 20 °C air temperature.

pH value

fermacell® fibre gypsum board.

7–8.

Usage

fermacell® fibre gypsum board.

Type 1 and 2.

Usage classification to EN 1995-1.

ThermalExpansionCoefficient

fermacell® fibre gypsum board.

0.0001%/K.

Environmental information

Recycled content

100 %

Best Fermacell gypsum fibreboard contains 100% recycled content. All by-products recyclable.

Literature

Fermacell Orange Book

Fermacell Orange Book

fermacell Gypsum Fibreboard ETA 03/0050 Certificate

fermacell Gypsum Fibreboard ETA 03/0050 Certificate

Third party certifications

  • Certificate: 90/2439. : General purpose internal lining and partition board used on walls and ceilings of new and existing buildings

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