fermacell® 1HT14 Loadbearing Timber Stud Wall
Verified by manufacturer 8 months ago
BBA Agrément Certificate
Certificate type
Loadbearing timber stud partition with 30 minutes fire resistance.
Application
Loadbearing timber stud partition system.
Description
Loadbearing timber stud partition 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 as both square edged and tapered 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 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 | K10/15 Lining on timber K10/205 Lining on timber |
Specification data - Timber wall framing systems
System performance | To EN 1365-1, REI30. |
Sheets and boards | Fibre-reinforced gypsum boards. |
Assembly fasteners | 30 mm fermacell® screws at 250 mm centres.35 mm + Staples at 200 mm centres. |
Glued joints | fermacell® Jointstik 1 mm glued joint.fermacell® Jointfiller 5–7 mm filled joint.Guidance for specification option: Site cut boards. |
Execution | Manufacturer guidanceExecution of timber structures. |
System completion | Verification of performance. |
Timber studs | 89 x 38 mm. |
Type | Not required. fermacell® Fine Surface Treatment (FST). |
Lining | One layer of 12.5 mm fermacell® each side. |
Fixings | 44 mm x 1.6 mm gauge staples at maximum 200 mm centres. |
WallThickness | 114 mm. |
Substructure | 89 x 38 mm. Manufacturer guidanceTimber stud. |
Base plate | 89 x 38 mm. Manufacturer guidanceBase / head plate. |
Board | 12.5 mm. Manufacturer guidanceBoarding per side. |
Density | 1150+50 kg/m³. Manufacturer guidancefermacell® fibre gypsum board. |
Water vapour diffusion resistance | 13 μ. 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. |
ThermalConductivity | 0.32 λ. Manufacturer guidancefermacell® fibre gypsum board. |
Board size | 2400 x 1200 mm. 2700 x 1200 mm. 3000 x 1200 mm. Manufacturer guidancefermacell® fibre gypsum board. |
Sound performance | Rw 41 dB. |
Loading | 5.56 kN per stud. Manufacturer guidanceApplied load per stud. |
Height (minimum/ maximum) | 2600 mm. Manufacturer guidanceMaximum wall height. |
Sustainability data
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. |
Third party certifications
BBA Agrément Certificate
BBA 90/2439
Literature
fermacell® Specification Guide
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