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Duffield Timber: Official Suppliers of Accoya Cladding & Decking

2 min read

Overlay of the Accoya website on a wooden wall, showing a Duffield Timber listing with a 'Send an enquiry' button, and a logo in the bottom-right.

At Duffield Timber, we are official stockists of Accoya.

An 'ultra high-performance sustainable' wood product, what makes Accoya such a fantastic choice for exterior cladding, decking and joinery projects?

What is Accoya wood?

Accoya is a modified wood product whereby Radiata pine softwood undergoes acetylation. This is a patented process that alters the wood's cellular structure to make it more durable, stable and rot resistant.

Wood's interaction with moisture is the biggest factor affecting its outdoor longevity. Acetylation involves using acetic anhydride to increase moisture-resistant acetyl groups and reduce water-attracting hydroxyl groups in the wood.

The result is an 'ultra high-performance sustainable' wood product, with Class 1 durability carrying a 50-year above-ground warranty. It has popular applications across cladding, decking and joinery.

It boasts the same versatile, clean pale yellow to golden-brown colour as Radiata pine. After around 10 months’ exposure, it will naturally silver if no further treatment is applied.

Beige vertical wooden wall with a steep, peaked roof and dark trim, blue sky behind, and a leafy tree visible on the right.
Beige wooden building with a slate roof and two skylights; a stone pedestal garden ornament sits in a rock-bordered flower bed by a gravel path.

After attending a training session provided by Accoya covering use and technical data of the product, we are now an authorised supplier.

This means we're perfectly placed to help you bring the beauty and technical benefits of this unique product to your next project.

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View project: Accoya® cladding, Lincoln: vertical shadow gap with Colourflex Natural factory coating

We'll take the time to understand your specific needs and offer guidance on whether Accoya is the right choice for your application.

We can also advise on any other processes that might benefit your project, such as factory coatings.

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Ready to start your project? Explore our product ranges or message our team to call on our in-depth understanding of Accoya.

Browse Accoya cladding

Browse Accoya decking

Ready to start your project?

Got a project in mind? After some expert advice? Drop us a message, we’d be delighted to help.

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