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fermacell® 1S31A Insulated Partition - Insulated Partition System

Verified by manufacturer 9 months ago

150 mm wall thickness.

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

    BBA Agrément Certificate

    Certificate type

Insulated partition system with 90 minutes' fire resistance.

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Application

  • For interior application on walls (load-bearing and non load-bearing), ceilings and floors.
  • For use as sheathing on load-bearing and non load-bearing external walls. 
  • Can be used as a rainscreen backer board on external walls, when used in conjunction with a suitable breather membrane.

Description

Insulated metal stud partition 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 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

Grey

Finish

Painted

Manufacturer guidance

Painted and tiled as required.

Material

Gypsum

Guidance for specification option:

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

Shape

Rectangle

Size

-

Manufacturer guidance

Board size.

Length

2400 mm

3000 mm

2700 mm

Width

1200 mm

Uniclass

Ss_25_10_30_35 Gypsum board partition systemsPrimary

CAWS

K10/125 Metal stud partition system

Specification data - Gypsum board partition systems

System performance

Fire performance to EN 1364-1 and BS 467:22, 90 minute Fire Rated Partition

Framing

100 mm fermacell® steel studs.

Guidance for specification option:

50 mm fixing face, 0.6 mm gauge.

Manufacturer guidance

Stud centres maximum: 400 mm.

Insulation

Mineral wool insulation, 80 mm-thick; 35 kg/m³.

Linings

-

Inner layers

Two layers of 12.5 mm fermacell® each side.

Fasteners

Inner layer, 30 fermacell® screws; Outer layer, 40 fermacell® screws.

Guidance for specification option:

  • Inner layer: 30 fermacell® screws at 250 mm centres (maximum).
  • Outer layer: 40 fermacell® screws at 250 mm centres (maximum).

Joint treatment

fermacell® Jointstik 1 mm glued joint.

Guidance for specification option:

Square edged boards.

fermacell® Jointfiller 5–7 mm filled joint.

Guidance for specification option:

For site cut boards.

Finish

Not required.

fermacell® Fine Surface Treatment (FST).

System accessories

-

Manufacturer guidance

Use correct accessories as per manufacturers guidelines. Consult manufacturer and insert requirements.

Execution

-

Manufacturer guidance

Installing framed partitions generally.

System completion

Verification of performance.

Finished wall thickness

150 mm.

Substrate

100 x 0.6 mm.

Manufacturer guidance

Maximum 400 mm centres.

Stud and track.

Board

2 x 12.5 mm.

Guidance for specification option:

Boarding per side.

Board size

2400 x 1200 mm.

2700 x 1200 mm.

3000 x 1200 mm.

Density

1150+50 kg/m³.

Manufacturer guidance

fermacell® fibre gypsum board.

Water vapour diffusion resistance

13 μ.

Manufacturer guidance

fermacell® fibre gypsum board.

ThermalConductivity

0.32 λ.

Manufacturer guidance

fermacell® fibre gypsum board.

SpecificHeatCapacity

1.1 kJ/kg·K.

Manufacturer guidance

fermacell® fibre gypsum board.

Hardness

30 N/mm².

Manufacturer guidance

fermacell® fibre gypsum board.

ThicknessSwelling

<2%.

Manufacturer guidance

fermacell® fibre gypsum board.

ThermalExpansionCoefficient

0.0001%/K.

Manufacturer guidance

fermacell® fibre gypsum board.

Shrinkage

0.25 mm/m.

Guidance for specification option:

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

Manufacturer guidance

Extension/ shrinkage.

fermacell® fibre gypsum board.

MoistureContent

1.3%.

Guidance for specification option:

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

Manufacturer guidance

fermacell® fibre gypsum board.

pH value

7–8.

Manufacturer guidance

fermacell® fibre gypsum board.

Usage

Type 1 and 2.

Manufacturer guidance

Usage classification to EN 1995-1.

fermacell® fibre gypsum board.

Sustainability data

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

100 %

Guidance for specification option:

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

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

BBA 90/2439

Literature

fermacell®  Specification Guide

fermacell® Specification Guide