Composite cladding has become one of the most popular exterior wall finishes across the UK. Whether you are planning a new build, a refurbishment or a garden room project, composite cladding panels offer a practical blend of durability, low maintenance and visual appeal that traditional materials struggle to match.
Composite cladding is an external wall covering made from blended materials, typically recycled wood fibres and high density polyethylene. It offers low maintenance, durability, and natural timber aesthetics without the upkeep. Costs range from £45 to £120 per square metre, with a typical lifespan of 20 to 30 years.
But with dozens of products on the market and evolving fire safety regulations to consider, choosing the right composite cladding system can feel overwhelming. This guide breaks down everything you need to know, from material types and costs to fire classifications and installation, so you can make a confident, well informed decision in 2026.
What Is Composite Cladding?
Composite cladding is an external wall covering made from two or more combined materials. The most common form in the UK residential market is wood plastic composite (WPC), which blends recycled wood fibres with high density polyethylene (HDPE) or polypropylene under heat and pressure. The result is a dense, stable board that looks and feels like natural timber but resists rot, warping and insect damage.
In the commercial sector, the term also covers aluminium composite material (ACM), which sandwiches a core material between two aluminium sheets, as well as fibre cement composites and high pressure laminate (HPL) panels. Each type has its own performance characteristics, cost profile and regulatory considerations, so the right choice depends entirely on the project at hand.
Types of Composite Cladding
Wood Plastic Composite (WPC)
WPC boards are the go to option for residential projects, garden rooms and small commercial facades. They typically contain between 55% and 90% recycled content, making them a popular choice among environmentally conscious specifiers. Profiles range from traditional shiplap and tongue and groove to contemporary slatted designs. Most WPC boards are capped with a polymer sleeve for additional UV and stain resistance.
Aluminium Composite Material (ACM)
ACM panels are widely used on commercial buildings, high rise facades and large scale developments. They offer excellent flatness, colour consistency and weather resistance. Following the regulatory changes prompted by the Grenfell Tower tragedy, it is essential that any ACM specified for use above 11 metres features a fire retardant mineral core rather than an unmodified polyethylene core. More on fire safety below.
Fibre Cement Composite
Fibre cement boards combine Portland cement, cellulose fibres and sand to create a non combustible cladding panel. They are particularly common on projects where fire performance is a primary concern but the budget does not stretch to metal or stone alternatives.
High Pressure Laminate (HPL)
HPL panels are manufactured from layers of kraft paper impregnated with thermosetting resin and pressed under high temperature. They offer a vast range of colours and textures and are favoured for feature facades and accent panels on mixed use developments.
Key Benefits of Composite Cladding
Composite cladding appeals to homeowners, developers and specifiers for several reasons.
Low maintenance is the headline advantage. Unlike natural timber, composite boards do not need regular sanding, staining or painting. A simple wash with soapy water once or twice a year is usually enough to keep them looking fresh.
Durability is another major draw. Quality WPC boards are engineered to resist moisture absorption, UV fading and temperature cycling. Most manufacturers offer guarantees of 20 to 30 years for residential applications.
Aesthetic versatility gives architects and homeowners real design freedom. Composite cladding is available in a wide range of colours, from natural timber tones like oak and cedar through to contemporary greys, anthracites and even bold feature colours. Woodgrain textures, smooth finishes and slatted profiles all contribute to the range of looks available.
Sustainability credentials are increasingly important. Many WPC products contain a high proportion of recycled materials, and the manufacturing process for aluminium composites can draw on hydroelectric power with minimal CO2 emissions. For projects where a strong sustainability narrative matters, composite cladding is a persuasive choice.
Fire Safety and UK Building Regulations
Fire performance is one of the most scrutinised aspects of external cladding specification in the UK today. The Building Safety Act 2022 introduced tighter rules around combustible materials on the external walls of buildings, and these continue to evolve.
For residential buildings with a storey at 11 metres or above, materials used in external wall systems must achieve a minimum classification of A2-s1,d0 under BS EN 13501-1. This effectively rules out standard WPC boards for taller residential projects, though they remain fully compliant on buildings below this threshold.
Standard grade WPC products typically achieve a Euroclass rating of B-s1,d0 or C-s3,d2 depending on their formulation. Fire retardant variants offer improved classifications, but careful specification is essential. Always request documented test certification from accredited laboratories before committing to a product.
For projects that demand A1 or A2 fire rated cladding, materials such as aluminium, fibre cement and mineral core ACM panels are the appropriate route. To understand the practical differences between these classifications, our article on A1 and A2 fire ratings provides a detailed breakdown.
It is worth noting that fire performance is assessed at a system level, not just on the cladding boards alone. Insulation type, cavity barriers, fixings and subframe materials all contribute to the overall rating. Specifiers should work with their cladding supplier and building control body to confirm full system compliance.
How Much Does Composite Cladding Cost?
Composite cladding costs vary widely depending on the material type, profile, finish and project scale. As a general guide for the UK market in 2026, here is what to expect.
WPC cladding boards typically range from around £45 to £120 per square metre for the boards alone, with premium capped and slatted profiles sitting toward the upper end of that range.
Aluminium composite panels tend to fall between £80 and £200 per square metre depending on core type and finish. Fire retardant mineral core panels cost more than standard options.
Fibre cement boards generally sit between £50 and £150 per square metre, with through coloured and textured options at the higher end.
Installation costs should be factored in separately. Labour rates vary by region and complexity, but a rough allowance of £30 to £60 per square metre for installation is a reasonable starting point. Subframe, fixings, trims and cavity barriers will add further to the total.
Always request a full project quote rather than relying solely on per metre board prices. The true cost of a cladding system includes far more than just the face material.
Installation Considerations
Whether you are managing a self build or overseeing a large development, a few practical points are worth keeping in mind during installation.
Subframe and battens should be specified to suit the cladding system. Timber battens are common on smaller residential projects, but aluminium or galvanised steel subframes offer greater longevity and improved fire performance on larger or taller buildings.
Ventilation and drainage behind the cladding are critical. A properly maintained cavity allows moisture to escape and air to circulate, preventing the trapped dampness that causes structural damage over time. Cavity barriers and fire stops must be correctly positioned in line with Approved Document B guidance.
Expansion gaps matter with all composite materials. Temperature changes cause boards to expand and contract, so following the manufacturer’s guidance on spacing and fixing tolerances is essential to avoid buckling or warping.
Planning permission is not always required for residential cladding projects under permitted development rights, but properties in conservation areas, national parks and areas of outstanding natural beauty will almost certainly need formal approval. Always check with your local planning authority before ordering materials.
How to Choose the Right Composite Cladding
Selecting the right composite cladding comes down to balancing five key factors: building height and fire requirements, exposure and weather conditions, aesthetic preferences, maintenance expectations and budget.
For residential properties under 11 metres, WPC cladding offers an excellent balance of performance, appearance and value. For taller buildings or projects with stricter fire requirements, aluminium or fibre cement composites are the safer specification.
Coastal and heavily exposed sites demand materials with strong moisture and salt resistance. Aluminium and fibre cement perform well in these conditions, while WPC boards should be carefully evaluated for suitability.
For guidance on fire performance and material choice for buildings of all heights, the Designing Buildings on composite cladding is a useful independent reference.
Frequently Asked Questions
How long does composite cladding last?
Composite cladding typically lasts 20 to 30 years with minimal maintenance.
Is composite cladding fire resistant?
Some types are fire resistant, but ratings vary by material. Always check the product’s fire classification.
Does composite cladding need planning permission?
Usually no, but properties in protected areas may need permission.
Can composite cladding be installed vertically?
Yes, many composite cladding boards can be installed vertically or horizontally.
Is composite cladding suitable for commercial buildings?
Yes, many composite cladding systems are suitable for commercial use.
How does composite cladding compare to timber?
Composite cladding needs less maintenance than timber and is more resistant to rot, moisture and UV damage.
Ready to Specify Cladding for Your Next Project?
Whether you are an architect looking for A2 fire-rated aluminium systems or a developer weighing up options for a residential scheme, the team at Vulcan Cladding Systems can help with a full range of composite cladding, aluminium plank systems and facade solutions, we offer expert guidance from specification through to delivery.
Get in touch with Vulcan Systems today to discuss your project requirements, request samples or receive a tailored quotation.