
Accoya Windows & Doors
Accoya Windows and Doors combine timeless timber aesthetics with advanced durability, offering superior stability, longevity, and energy efficiency.
Accoya’s product range includes high-performance timber for cladding, decking, doors, and windows. Each product combines technical excellence with design versatility, allowing architects and builders to specify confidently across diverse projects. The range is engineered for longevity, low maintenance, and consistent visual appeal in both natural and coated finishes.
Accoya represents the pinnacle of timber innovation, delivering a balance of strength, beauty, and sustainability that redefines what wood can achieve. Through its patented acetylation process, fast-growing, sustainably sourced timber is transformed into a high-performance material with exceptional resistance to moisture, decay, and distortion. The result is timber that remains straight, stable, and visually stunning for generations, performing far beyond traditional hardwoods or synthetic alternatives.
Trusted by architects, builders, and designers since 2007, Accoya has featured in over half a million projects across the globe, from landmark commercial buildings to bespoke residential homes. With a commitment to responsible forestry and circular economy principles, Accoya is not only engineered to last but also designed to contribute positively to the built environment, ensuring each project meets both aesthetic and environmental goals.

Accoya Windows and Doors combine timeless timber aesthetics with advanced durability, offering superior stability, longevity, and energy efficiency.

Accoya Decking combines the beauty of real timber with industry-leading stability, comfort, and durability for long-lasting outdoor spaces.

Accoya Cladding offers long-lasting performance, natural timber beauty, and unmatched dimensional stability for premium architectural facades.
Accoya is a revolutionary timber product created through an advanced acetylation process that modifies sustainably sourced wood to achieve exceptional performance. Since its introduction in 2007, Accoya has become the material of choice for architects and builders seeking a natural product that meets modern durability and sustainability standards.
With more than 500,000 projects completed worldwide, Accoya has earned its reputation for reliability, beauty, and environmental responsibility. It delivers consistent quality, excellent machinability, and proven longevity, making it ideal for high-performance applications such as cladding, decking, windows, and doors.
Accoya’s innovative acetylation process fundamentally enhances the wood’s cell structure, ensuring unmatched resistance to moisture and decay. This stability reduces maintenance requirements and coating cycles, making it ideal for exposed applications in Australia’s variable climates.
For detailed technical data, maintenance recommendations, and design guidance, contact Duce Architectural Timbers. Our team can provide full specifications and support to ensure Accoya is used to its maximum potential in your next project.
Is Accoya suitable for Australian climates?
Yes. Accoya performs exceptionally in both coastal and inland environments, resisting warping, swelling, and decay even under harsh UV and humidity conditions.
How long does Accoya timber last?
Accoya is backed by a 50-year above-ground and 25-year in-ground warranty, with independent testing confirming a service life of over 60 years.
Can Accoya be painted or stained?
Yes. Accoya holds coatings up to three times longer than traditional timber, significantly reducing maintenance intervals.
Is Accoya an environmentally sustainable product?
Absolutely. Accoya is FSC® certified, non-toxic, and fully recyclable, with Cradle to Cradle Gold certification for sustainability.
Can Accoya be used for structural applications?
Yes. Its strength, density, and dimensional stability make it suitable for structural uses, including beams and load-bearing joinery.
How is Accoya made?
Accoya is produced through an acetylation process that modifies the wood’s cellular structure, increasing resistance to water and biological decay.
Does Accoya require special tools for machining?
No. Accoya can be worked using standard woodworking tools, making it practical for on-site or factory fabrication.
Can Accoya be used in contact with the ground?
Yes, it carries a 25-year warranty for in-ground or freshwater applications, offering confidence in landscaping and structural use.
How does Accoya compare with hardwoods?
It outperforms most hardwoods in stability and durability, while offering better environmental credentials and easier workability.
Where can I buy Accoya?
Duce Architectural Timbers is an authorised distributor of Accoya in Australia, supplying the full product range and technical guidance for all project types.
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