Imbue

Imbue produces high performance, heat tempered timber with proven durability, dimensional stability, and sustainable credentials for modern construction and design.

About Imbue

Imbue combines two decades of thermal modification expertise to create heat tempered timber engineered for reliability. Computer controlled kilns and species specific schedules deliver stable, low maintenance products suited to harsh climates. With FSC certified supply chains and long term test data, Imbue offers a renewable alternative to old growth hardwoods.

Imbue Products

Imbue’s range covers cladding, decking, and joinery sections manufactured from heat tempered Radiata and other responsibly sourced plantation species. Each product is engineered for low moisture uptake, reduced swelling and shrinkage, and improved coating performance. Profiles and sizes suit residential, commercial, and civic applications where consistency and longevity are required.

Why Imbue

Imbue is built on serious research, species specific modification schedules, and more than 15 years of lab and field performance data. The products are stable, low in resin, and naturally durable above ground, which reduces call backs and maintenance. FSC certification and efficient plantation sources support responsible design without compromising performance.

Imbue is the outcome of sustained innovation in timber modification, uniting Maxwell Wood’s early large scale thermal plant experience with Abodo’s leadership in plantation based modification. Through precision controlled heat tempering, the wood’s cellular chemistry is refined to reduce hygroscopic behaviour, improve dimensional stability, and increase biological resistance. The result is a consistent, homogenous material that machines well, takes coatings predictably, and holds its form in service.

Behind the product is a rigorous technical platform. Imbue Radiata uses FSC certified New Zealand plantation pine that is heat tempered at or above 230°C, then carefully cooled and reconditioned to an equilibrium moisture of about seven percent. Extensive testing over more than 15 years, supported by in service history, confirms durability, stability, and termite resistance. Architects and builders gain a renewable material option with clear grade lengths, reliable supply, and verified performance.

Imbue for your project

Specify Imbue for projects that need stable cladding, durable decking, and reliable joinery in painted finishes. Duce Architectural Timbers is the authorised distributor, supplying profiles, sizes, and technical guidance, and coordinating with our sister company Duce Timber Windows & Doors where tailored joinery is required.

Imbue Product Range

Imbue products are engineered through heat tempering to deliver consistent performance and a clean finish across exterior and interior applications.

Imbue Joinery

Imbue™ Joinery combines refined natural timber aesthetics with modern thermal modification technology to deliver stable, durable, and versatile timber for internal and external joinery applications.

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Imbue Screening

Imbue™ Screening combines refined aesthetics with thermally modified performance to deliver beautiful, low-maintenance architectural screening solutions.

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Imbue Decking

Imbue™ Decking combines natural hardwood warmth with advanced thermal modification for a durable, stable, and sustainable outdoor solution.

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Imbue Cladding

Imbue™ Cladding delivers the refined beauty of thermally modified New Zealand Radiata Pine with enhanced stability, durability, and environmental performance for modern architectural projects.

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About Imbue

Imbue is a specialist in heat tempered timber, built on the combined expertise of Maxwell Wood and Abodo. Using purpose-built, computer-controlled kilns, Imbue applies species-specific schedules to refine timber at a molecular level, improving stability, durability, and coating performance.

Imbue Radiata is manufactured from FSC® certified New Zealand plantation pine and tempered at high temperature with steam. Long-term laboratory and field testing, together with real-world in-service history, underpins the brand’s reputation for reliability in demanding climates.

Initial heating process

Phase 1: Initial heating process
Kiln dried timber is placed in a thermal modification kiln and is gradually increased to a target temperature of 230 degrees. This process occurs over an extended period, with thicker boards requiring more time.
Phase 2: Peak temperature
Once the timber has reached 230 degrees core temperature, it is held for a minimum of 2 hours. At this point the thermal modification is occurring, and the temperature must be carefully controlled by probes. The moisture content of the wood at this stage is essentially zero.
Phase 3: Reconditioning process
After the timber has reached its peak temperature, it is slowly cooled, and reconditioned with steam. This raises the moisture content to a target of 7-8% moisture content.

Why Choose Imbue

  • Proven Stability: About 50% less swelling and shrinkage than radiata pine, leading to cleaner lines and fewer callbacks.
  • Durability Verified: Durability Class 1 (EN 350-1) and Class 2 above ground (AS 5604), supported by 15+ years of testing.
  • Renewable Supply: FSC® certified plantation sources, supporting responsible specification and consistent availability.
  • Coating Friendly: Reduced resin, uniform substrate, and predictable absorption improve coating appearance and service life.
  • Thermal Performance: Indicative 20–30% better thermal properties than untreated radiata, contributing to building efficiency.

More Information

Imbue suits façades, decks, and joinery where low movement, reliable coating performance, and confirmed durability are critical. It is a practical solution for residential and commercial projects that require renewable materials with proven results.

Technical

Process: Heat tempering uses steam and high temperatures at or above 230°C, followed by controlled cooling and reconditioning to around 7% EMC. The process permanently changes the wood’s chemistry to reduce hygroscopic behaviour and improve resistance to decay.

Indicative Technicals: Average dry density ~420 kg/m³, pH ~3.9, Janka hardness ~2.5 kN, MoE ~8 GPa, MoR ~50 MPa. Thermal conductivity ~0.095 W/mK, approximately R1.35 per 25 mm thickness. Use stainless steel fixings externally, separate from zinc if required due to acidity.

Workability: Excellent machinability with sharp tools, pre-drill for fixings, manage fine dust extraction. Smooth dressed timber should be sanded before coating, always confirm systems with coating suppliers.

Fire: D-s1-d0 (EN 13501-1), Class C (ASTM E84), Group 3 (AS/NZS 3837), subject to project-specific compliance and installation details.

Contact Duce Architectural Timbers for detailed TDS, profile lists, and specification notes for cladding, decking, and joinery applications.

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Common Questions

What is heat tempered timber?
Timber modified in computer-controlled kilns using steam and high temperatures to refine cell chemistry, improving stability and durability.

How does Imbue perform compared to untreated radiata?
It has about 50% less swelling and shrinkage, reduced resin, and improved coating behaviour, which supports cleaner detailing and lower maintenance.

Is Imbue suitable for dark coatings on façades?
Yes. The low moisture content and stability support dark colours, even in warm climates, when coatings are correctly specified and maintained.

What durability rating applies?
Imbue Radiata achieves Durability Class 1 under EN 350-1 and Class 2 above ground under AS 5604, supported by long-term testing.

Is the timber sustainably sourced?
Yes. Imbue Radiata is FSC® certified from New Zealand plantation forests, providing a renewable alternative to old growth hardwoods.

Which applications are recommended?
External cladding, decking, and painted joinery, along with interior elements where stability and coating appearance are important.

What fixings should be used?
Use stainless steel fixings for exterior applications. Due to increased acidity, separate from zinc where necessary.

How is the product supplied?
Clear grade, with common nominal sizes such as 100–200 mm widths in 25, 32, and 50 mm thicknesses, and lengths from 2.4 m to 4.8 m, subject to availability.

What is the warranty?
A 15-year warranty against fungal attack applies, subject to terms and conditions. Contact Duce Architectural Timbers for details.

Who can help with specification?
Duce Architectural Timbers provides technical support, detailed data sheets, and supply coordination, including joinery integration with Duce Timber Windows & Doors.

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