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Know your timber.

Plain-English guides, deep technical content and field-tested how-tos from Australia's timber preservation experts.

Surface mould is cosmetic. Subsurface mould is structural. Here's how to tell the difference.

Spotted gum, blackbutt, ironbark — durability classes and which finishes work with which species.

Real-world numbers from 35 years of treated pole field trials with Australian utilities.

Hazard classes, durability ratings and how to write a spec that survives value engineering.

Oil, stain, clear coat or paint? The trade-offs no hardware store will explain to you.

Identifying wet rot, dry rot and fungal decay — when to repair, when to replace, and how to stop it spreading.

UV degradation breaks down lignin in exposed timber. Here's the science — and how to restore the colour.

Step-by-step instructions for prep, application and maintenance — get a finish that lasts seasons, not weeks.