Verified by manufacturer 9 months ago
37.5 mm wall covering thickness.
BBA Agrément Certificate
Certificate type
Wall lining batten fixed to back sub-structure.
Timber batten 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 guidancefermacell® Gypsum Fibreboard 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 | K10/15 Lining on timber K10/205 Lining on timber |
Insulation | Not required.Required.Guidance for specification option: Optional, consult manufacturer. |
Linings | |
Inner layers | One layer of fermacell® gypsum fibreboard. |
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: Site cut boards. |
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. |
Timber studs | 30 x 50 mm. 40 x 50 mm. 60 x 50 mm. |
WallThickness | 37.5 mm. Manufacturer guidanceWall covering thickness. |
Substructure | 20 x 50 mm. Manufacturer guidanceTimber batten. |
Board | 12.5 mm. Manufacturer guidanceBoarding room side. |
Thickness | Manufacturer guidanceInsulation thickness/ density. Optional, consult manufacturer. |
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. Manufacturer guidancefermacell® fibre gypsum board. |
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. |