Tried and Tested in the US

Accoya door, woman opening accoya door
Hjältarnas Hus

Wood Siding

Long lasting and low maintenance wood siding.


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Durable wood decking in any climate. Great for public spaces and homes.


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Windows and doors

Less shrinkage and swelling – for wood bi-fold, sash or bay installations.

Windows and doors

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Tricoya Panel

High-performance MDF panel which can be used in the most extreme environments.

Tricoya Panel

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What is Accoya Wood?

Accoya modified wood has become the timber industry benchmark when it comes to performance and sustainability. No other timber offers the same combination of durability, stability and versatility. Sustainably sourced, and with a low total lifetime carbon cost, Accoya actively contributes to a circular, bio-based economy and is one of the few truly sustainable building materials.

In this video, see behind the scenes at our production site in Arnhem, The Netherlands. This guided video tour shows what we do to turn fast-growing, sustainable woods into an ultra-high performance building material.


is just the beginning

The benefits of Accoya modified wood mean that timber projects can now be designed with absolute confidence. Accoya rot-resistant wood is a highly proven product with testing from many different perspectives on a worldwide basis. Many tests have been conducted in real world conditions over many years giving you industry leading warranties of up to 50 years.

50 year warranty

A 50 year above ground warranty is a testament to the fact that you can expect to enjoy your Accoya modified wood for many decades to come.

25 Jahre Garantie für Holzprodukte ohne Bodenkontakt

25 year warranty

A 25 year warranty in ground or freshwater gives you the peace of mind that Accoya wood will last.

Warranties Page

The accoya wood difference


every project can rely on

Accoya brings unprecedented reliability for wood; it is checked and trusted not to visibly swell, shrink or distort, with minimal movement. This modified wood is highly durable and stable it withstands the test of any climate so it is ideal for tough applications like pool decking, sliding doors and wooden shutters.



with the ultimate consistency and quality

Finish sums up many of the reasons architects and manufacturers love working with Accoya – coatings look brilliant and last longer.

It also offers huge design freedom, with the ability to have a multitude of textural finishes such as smooth, charred and brushed, plus custom size and finish options for ultimate creative freedom.



wood: a truly sustainable choice

Accoya is the truly sustainable choice that helps you meet global challenges like climate change. From source, to production and through to end of life, sustainability shines through. Accredited by the FSC® and Cradle to Cradle Gold certified™, it is the only construction material in the world to achieve C2C Platinum certification™ for Material Health. With a low carbon footprint you can help combat carbon emissions for a healthier world. It’s also non toxic so safe for people and pets as well as the planet.

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Accoya Project Collection

An extensive look at some of the most inspirational uses of Accoya from around the Globe. From the stunning architectural design of Barangaroo House in Sydney, Australia, to the glorious Banff Observation Deck in Canada.

You’ll find a range of projects showcasing the use of Accoya as; as Decking material, Siding, Windows & Front Doors.

View the Project Collection here.

Where to Buy

You can buy Accoya and Accoya products from our selection of distributors or manufacturers in your region. Use our map search tool to find your nearest Accoya supplier.

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