fermacell® 1HT14 Loadbearing Timber Stud Wall
Verified by manufacturer 10 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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