St Ann's, Haringey
Built on land previously used as a hospital, St Ann’s is a collaboration between The Hill Group, Peabody, the GLA, the London Borough of Haringey and the local community, to...
New Build External Sheathing Board Solutions for your Project
Klasse’s external sheathing boards are ideal for new build developments across residential, commercial, and mixed-use sectors. With A1-rated, fully non-combustible classification and excellent fire resistance, our boards provide a safe, durable, and compliant solution for the building envelope from day one.
FAQs
Are Klasse sheathing boards suitable for both residential and commercial new builds?
Yes. Klasse boards are versatile and have been used across a wide spectrum of new build developments, from schools and hospitals to residential apartments and retail units. Their performance makes them suitable for most low-rise and high-rise new build structures.
Lightweight and easy to handle, our boards are designed for efficient installation on site, helping you keep your build programme on track with minimal disruption.
What support does Klasse offer during specification or construction?
Klasse provides full project support, including datasheets, system testing evidence, fixing recommendations, and direct consultation with specifiers and contractors. Site visits can be arranged for projects too.
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)
What is the durability of Klasse sheathing boards?
Klasse External Sheathing Boards are designed to be robust and tough. Klasse boards resist weather and installation damage, and are suitable for use in extreme climates too.
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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Dallow Road, Luton
This residential development in Luton transforms a former brownfield site into a high-quality housing scheme that integrates with the surrounding terraced streets. With a focus on durability and long-term performance...
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Devonshire Gardens, Cambridge
Devonshire Gardens is a £180m mixed-use development in Cambridge, delivering 110,000 sq ft of office space, 70 build-to-rent apartments, retail units, and community facilities set across seven buildings within a...
