Hayes Village, Hayes & Harlington
Hayes Village is a landmark residential regeneration project transforming the former Nestlé factory into a vibrant new community of around 1,500 homes. Blending historic Art Deco architecture with modern design,...
External Sheathing Board Solutions for Timber Frame Projects
Klasse boards are fully compatible with timber frame construction and offer proven performance across a range of structural and fire safety requirements. With A1-rated, fully non-combustible classification and industry-standard fire resistance, our sheathing solutions help support compliant and durable timber frame builds.
FAQs
What are external sheathing boards used for in timber frame construction?
External sheathing boards provide structural racking strength, improve weather resistance, enhance fire performance, and serve as a stable substrate for external cladding or insulation systems in timber frame builds.
Do you supply technical documentation and test certificates?
Yes. All Klasse products come with detailed technical datasheets, installation guidelines, and test evidence for fire, racking, acoustic, and weathering performance. These can be downloaded from the download centre or requested directly.
What testing and certifications do Klasse sheathing boards have?
The Klasse range of external sheathing boards have been extensively tested in a through wall system to achieve at least 90 mins fire resistance. (BS EN 1364-1 - EI 90 and BS EN 1365-1 - REI 90) and all boards are Euroclass A1 non-combustible. (BS EN 13501-1)
Are Klasse boards resistant to weather and installation damage?
Designed to be robust and tough at every stage of construction, Klasse external sheathing boards are ideal for any project. They are resistant to weather and installation damage and suitable for use in extreme climates.
External Sheathing Boards
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Klasse G-board (Outwear)
View moreOur gypsum board solution. Durable, safe and easy to install. 30% lighter than traditional cement boards, easily cut and flexible.
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Klasse C-board
View moreOur cement board, with an impact strength of over 2100 J/m2. Can be used in façade solutions as well as floor and roof projects.
Recent Projects
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iREACH Centre, Belfast
The £64 million iREACH (Institute of Research Excellence for Advanced Clinical Healthcare) is an 8,500m² clinical research and innovation centre in Belfast, comprising two buildings linked by a bridge across...
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Fabrica, Oxford
Fabrica is a landmark 180,000 sq ft GIA development in Oxford, delivering a brand-new five-storey building designed for laboratory, office and collaboration space. Purpose-built for science and innovation-led occupiers, the scheme...
