Description
Ironbark 90 x 45mm F27 DAR K/D is one of the hardest and most durable Australian hardwoods, making it a premium choice for demanding structural applications. Our 90 x 45mm F27 DAR Ironbark is kiln dried for enhanced stability and dressed all round (DAR) for a refined, smooth finish.
Ideal for exposed structural features, framing, beams, posts, and architectural details, this size balances heavy-duty strength with a manageable profile. Rated F27, it delivers high structural performance while also offering natural termite resistance, BAL29 fire rating, and Class 1 durability in outdoor and indoor environments.
Key Features
- โ๏ธ F27 structural grade โ engineered for heavy-duty reliability
- โ๏ธ Kiln dried & DAR โ stable, smooth and appearance-ready
- โ๏ธ Class 1 durability โ suitable for exposed above-ground use
- โ๏ธ Termite resistant โ naturally protected hardwood
- โ๏ธ BAL29 compliant โ ideal for bushfire zones
- โ๏ธ Meets Australian Standard AS3959
- โ๏ธ Sustainably sourced โ certified Australian timber
- โ๏ธ Supplied in set lengths: 1.8m to 6.0m
- โ๏ธ Dimensions: 90 x 45mm | Weight: 4.05kg per linear metre
Ready to Build with Confidence?
- Send us an enquiry or give us a call onย 0418 596 460ย
โ๏ธ Bulk & trade pricing available
โ๏ธ Factory direct deals with showroom in Melbourne
โ๏ธ Nationwide delivery to 200+ depots
โ๏ธ All pricing includes GST



















