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fermacell® 3S21 Independent Lining
fermacell® 3S21 Independent Lining

Verified 9 months ago

James Hardie Building Products Ltd

105 mm wall thickness.

Verified 9 months ago

James Hardie Building Products Ltd

130 mm wall thickness.

Summary
Independent lining system with 60 minutes fire resistance.
Independent lining system with 60 minutes fire resistance.
Third party certification
Color
Grey
Grey
Material
Gypsum
Gypsum
Shape
Rectangle
Rectangle
Length
2400 mm, 2700 mm, 3000 mm
2400 mm, 2700 mm, 3000 mm
Width
1200 mm
1200 mm

Specification

Insulation
Mineral wool insulation.
Mineral wool insulation.
Linings
Two layers of 15 mm fermacell® Gypsum-Fibreboard.
Two layers of 15 mm fermacell® Gypsum-Fibreboard.
Fasteners
fermacell® screws.
fermacell® screws.
Joint treatment
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.
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).
Not required., fermacell® Fine Surface Treatment (FST).
System completion
Verification of performance.
Verification of performance.

Additional properties

Metal studs
75 mm fermacell® studs., 100 mm fermacell® studs.
75 mm fermacell® studs., 100 mm fermacell® studs.
WallThickness
105 mm.
130 mm.
Substructure
75 x 0.6 mm fermacell® studs.
100 x 0.6 mm fermacell® studs.
Board
2 x 15 mm.
2 x 15 mm.
Thickness
75 mm x 45 kg/m³.
75 mm x 45 kg/m³.
Board size
2400 x 1200 mm., 2700 x 1200 mm., 3000 x 1200 mm.
2400 x 1200 mm., 2700 x 1200 mm., 3000 x 1200 mm.
Density
1150+50 kg/m³.
1150+50 kg/m³.
Water vapour diffusion resistance
13 μ.
13 μ.
ThermalConductivity
0.32 λ.
0.32 λ.
SpecificHeatCapacity
1.1 kJ/kgK.
1.1 kJ/kgK.
Hardness
30 N/mm².
30 N/mm².
ThicknessSwelling
< 2%.
< 2%.
Shrinkage
0.25 mm/m.
0.25 mm/m.
MoistureContent
1.3%.
1.3%.
pH value
7–8.
7–8.
Usage
Type 1 and 2.
Type 1 and 2.
ThermalExpansionCoefficient
0.0001 %/K.
0.0001 %/K.

Sustainability data

Recycled content
100 %
100 %