VWA Meets / 2016

Meet#38 Why Timber Changes Colour


Large Meeting Room
The Meat Market
5 Courtney St
North Melbourne

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Rohan Baker, Chemical Engineer at Preschem, will talk about why timber changes colour over time and the effect of weathering. He will also talk about ways that colour changes and greying can be prevented or minimised, and how timber preservatives work.

Rohan has 17 years working for Preschem, an Australian company established by Chris Macevoy (formerly of the CSIRO) to manufacture timber preservatives and exterior finishes. Rohan’s experience includes product development for remedial timber preservative systems and exterior timber finishes. He is also a member of the industry body, the International Research Group for Wood Preservatives (IRG-WP).

Rohan’s Presentations:

Discolouration of Timber.pdf (430k)

Radial Timber Australia – Sawmill.pdf (5 MB)

Rohan has also written an informative article on timber discolouration: Why Timber Changes Colour – Feel free to use the comments section of the article to post any questions.

  • View past VWA Meets
  • Meet#37 Visit to Andrew Potocnik's Workshop
  • Meet#39 Kevin Inkster, CEO Arbortech : Ideas into Products

Contact Us

Victorian Woodworkers Association (VWA)
Postal Address

42 Courtney St,
North Melbourne, VIC 3051
03 5776 2178

VWA Wood Design Centre and Workshop

5 Tyrone St,
North Melbourne, VIC 3051
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