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fermacell® 1S21 Insulated Partition - Insulated partition system

Verified by manufacturer 8 months ago

100 mm wall thickness.

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

    BBA Agrément Certificate

    Certificate type

Insulated partition system with 60 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

Manufacturer guidance

Board colour.

Finish

Unfinished

Painted

Manufacturer guidance

For other finishes refer to manufacturer's literature.

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

Length

2400 mm

2700 mm

3000 mm

Width

1200 mm

Warranty description

-

Manufacturer guidance

Refer to product warranty document

Uniclass

Ss_25_10_30_35 Gypsum board partition systemsPrimary

CAWS

K10/125 Metal stud partition system

K10/30 Metal stud

Specification data - Gypsum board partition systems

System performance

To EN 1364-1 and BS 476-22, 60 minute fire rated partition.

Framing

75 mm fermacell® steel studs (50 mm fixing face, 0.6 mm gauge).

Insulation

Stone mineral wool insulation.

Guidance for specification option:

60 mm x 35 kg/m³.

Resilient layer

Where required at junction interfaces.

Linings

-

Face layer

12.5 mm fermacell® gypsum-fibreboard each side.

Fasteners

30 mm fermacell® screws at maximum 250 mm centres.

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

fermacell® Fine Surface Treatment (FST).

System accessories

-

Manufacturer guidance

Insert requirements; use correct system accessories as per manufacturer's guidelines.

Execution

-

Manufacturer guidance

Installing framed partitions generally.

System completion

Verification of performance.

WallThickness

100 mm.

Substructure

75 x 50 x 0.6 mm fermacell® studs.

Board size

2400 x 1200 mm.

2700 x 1200 mm.

3000 x 1200 mm.

Thickness

60 mm; 35 kg/m³.

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.

Fire performance

To BS 476-2 and EN 1364-1, 60 minutes.

Sound reduction

Rw 52–54 dB.

Duty

Duty rating to BS 5234-2, severe.

Build

5370 mm.

Manufacturer guidance

Build height.

Sustainability data

Recyclability

-

Manufacturer guidance

Uncontaminated fermacell can be recycled at specific facilities. Unused board is also used in the manufacturing process as part of our continued recycling process

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

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