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Laminated GL17 Beams
Contact our Unanderra team about your plans, timber requirements or next delivery.

Superior Strength, Stability and Fire Resistance
Our laminated GL17 beams are known for their superior strength, stability and load-carrying capacity, along with greater fire resistance compared to other timber products. We stock a full range, including curved options, with treatments available at both H2 and H3 level to suit indoor and outdoor applications.
Key Specifications
- Product type: Laminated GL17 beam, including curved options
- Treatment levels: H2 (enclosed, above-ground, protected from weather) and H3 (external, above-ground use)
- Depths: 130, 165, 195, 230, 260, 295, 330, 360, 395, 425, 460, 495, 525, 560, 590
- Widths: 65, 85, 130
- Lengths: up to 13.2m
- Lead times apply
Common Applications
GL17 beams are a high-strength structural option suited to longer spans and heavier loads than a lower stress grade like GL8, including curved architectural applications where a straight beam won't do the job. Their fire resistance also makes them a strong option for applications where that's a design consideration.
Why Buy This From Wadsworth
Stocked and ready for order throughout Wollongong, the Illawarra, Southern Highlands, Shoalhaven, Sutherland Shire and Campbelltown. Since we also manufacture custom frames, trusses and joinery in-house, you can source the timber for your whole project from one supplier rather than juggling several. Ask our team about trade quantities for larger builds.
Frequently Asked Questions
40+
Years in the Wollongong Region
In-House
Design & Manufacturing
From Plans to Delivery
End-to-End
Wadsworth Joinery is a family-run timber supplies Wollongong business, based in Unanderra on the NSW South Coast of Australia. For over 40 years, since 1985, we've been designing, manufacturing and supplying quality roof trusses, wall frames, custom joinery and Australian building products throughout Wollongong and the wider Illawarra, Southern Highlands, Shoalhaven, Sutherland Shire and Campbelltown regions. Our team brings design, manufacture and delivery together under one roof, taking real pride in the practical advice, dependable timeframes and exacting quality we deliver at every stage.
Bespoke timber joinery for fixtures, cabinetry and furniture, designed and manufactured to your specifications.

Joinery
"Just a quick note to everyone at Wadsworths to say what a great job you have done designing and supplying the trusses for our house. The old recycled timbers came up so well and they look amazing! (The only downside is that now we don't want to cover them up). We really appreciate your initial willingness to take on the project, your ongoing advice & expertise and the professional way the job was quoted, manufactured and delivered. Thank you so much!"
— Chris and Frank, Frank Eggert
Google Review
