Timbertech Decking

TimberTech—made to last

With TimberTech, you can enjoy your deck with confidence, even barefoot!
TimberTech products are designed to perform in the harshest Australian conditions:

  • Sophisticated embossed pattern on the surface of every board to give them exceptional anti-slip properties.
  • Resistant to water perfect for pool decks and wharf applications.


TimberTech products are derived from a patented process that produces the highest quality materials and consistency that requires minimal maintenance. All products have a limited residential warranty of 25 years and a commercial warranty of 10 years.

Choose the composite timber decking that’s right for you

TimberTech composite timber decking comes in two different products depending on your application and budget. For colours see below.

Evolutions Terrain and Reliaboard 

Learn more about TimberTech:

TimberTech brochure
TimberTech decking installation and maintenance guide
TimberTech CONCEALoc installation guide
TimberTech limited warranty for Australia
TimberTech fade and stain warranty

Austim has the best composite decking timber supplies Perth wide and makes choosing the right product easy. Got questions about TimberTech? Ask Austim!



Evolutions Terrain takes scratch, stain and fade resistance to an entirely new level with warm, natural hardwood style and authentic graining. Capped with a protected polymer shell, the plank is resistant to the elements and everyday accidents endured by most decks. Evolutions' 25-year Fade and Stain Warranty gives total peace of mind.

Colours: Brown Oak & Silver Maple
Protective poly cap engineered to resist fading, scratches and stains
Proprietary composite core
VertiGrain™ surface allows for quick and easy surface cleaning
No visible screws when installed with CONCEALoc® hidden fasteners
Spans a maximum of 450mm joist centres
Decking 138x23mm, available in grooved edge 4.8m & 6.0m lengths
Fascia 305x12mm, available in 3.6m lengths


Our ingenious hidden fastener system is designed to combine ease of installation with the sought after look of a flawless fastener free finish.

CONCEALoc Hidden Fastener—retail box for 9sqm coverage
High quality stainless steel 316SS
Includes screws
Built-in spacing tab to set 3.5mm uniform gapping.



The idea of enjoying a low-maintenance outdoor area is well within reach with ReliaBoard. Sick of maintaining your old timber deck, sealing, staining, splintering and rotting, you can have all the benefits of composite timber decking at a surprisingly affordable price. ReliaBoard has the look of wood but is a low maintenance wood composite product.

Colours available: Cedar & Grey
Flat grained appearance
ReliaBoard patterned surface will blend to a consistent colour over time
Maximum 450mm joist centre

Decking 138x23mm, available in square and grooved edge 4.8m lengths
Fascia 305x12mm, available in 3.6m lengths


Call (08) 6558 1266 or

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