Verified by manufacturer 7 months ago
105 mm wall thickness.
BBA Agrément Certificate
Certificate type
Independent lining system with 60 minutes fire resistance.
Independent dry linings.
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:
Color | Grey Manufacturer guidanceBoard colour. |
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 |
Uniclass | |
CAWS | K10/155 Wall lining system (metal studs) K10/30 Metal stud |
Insulation | Mineral wool insulation.Guidance for specification option:
|
Linings | Two layers of 15 mm fermacell® Gypsum-Fibreboard. |
Fasteners | fermacell® screws.Guidance for specification option: 30 mm fermacell® screws at 400 mm centres and 40 mm fermacell® screws at 250 mm centres. |
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.Manufacturer guidanceOuter layer. |
Finish | Not required.fermacell® Fine Surface Treatment (FST). |
System accessories | Manufacturer guidanceUse correct accessories as per manufacturers guidelines. Insert requirements. |
Execution | Manufacturer guidanceInstalling gypsum board linings generally. |
System completion | Verification of performance. |
Metal studs | 75 mm fermacell® studs. 100 mm fermacell® studs. |
WallThickness | 105 mm. |
Substructure | 75 x 0.6 mm fermacell® studs. Manufacturer guidanceMax 600 mm centres. |
Board | 2 x 15 mm. Manufacturer guidanceBoarding to room side. |
Thickness | 75 mm x 45 kg/m³. |
Board size | 2400 x 1200 mm. 2700 x 1200 mm. 3000 x 1200 mm. |
Density | 1150+50 kg/m³. Manufacturer guidancefermacell® fibre gypsum board. |
Water vapour diffusion resistance | 13 μ. Manufacturer guidancefermacell® fibre gypsum board. |
ThermalConductivity | 0.32 λ. Manufacturer guidancefermacell® fibre gypsum board. |
SpecificHeatCapacity | 1.1 kJ/kgK. Manufacturer guidancefermacell® fibre gypsum board. |
Hardness | 30 N/mm². Manufacturer guidancefermacell® fibre gypsum board. |
ThicknessSwelling | < 2%. Manufacturer guidancefermacell® fibre gypsum board. |
Shrinkage | 0.25 mm/m. Guidance for specification option: At 30% change in relative humidity (20°C). Manufacturer guidancefermacell® fibre gypsum board. Extension/ shrinkage. |
MoistureContent | 1.3%. Guidance for specification option: At 65% relative humidity at 20 °C air temperature. |
pH value | 7–8. Manufacturer guidancefermacell® fibre gypsum board. |
Usage | Type 1 and 2. Guidance for specification option: Usage classification to EN 1995-1. Manufacturer guidancefermacell® fibre gypsum board. |
ThermalExpansionCoefficient | 0.0001 %/K. Manufacturer guidancefermacell® fibre gypsum board. |
Recycled contentAs 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. |
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