Timber Guides

135x35, 140x35 and 140x45: Choosing a Thick Hardwood Board
Three thick hardwood sections that are not interchangeable. What we supply at each size, the 140x35 width option on those four products, and why 140x45 is a materially different board rather than a thicker version of the others. Read more...
135x19 vs 140x19 Hardwood Decking: Which Wide Board?
Our 135 x 19 mm boards are Australian Class 1 hardwoods and our 140 x 19 mm board is imported Merbau, so choosing the width usually means choosing the species. What the 5 mm actually changes, and when it decides the job. Read more...
Nominal, Actual and Cover Width: How Decking Board Sizes Are Measured
Nominal, actual and cover width are three different numbers. What our 86, 90, 135 and 140 mm decking boards really measure, and how the gap between boards changes the linear metres you order. Read more...
How to Choose Hardwood Decking Board Sizes in Sydney
Width, thickness, random lengths and cover width, and how each one changes what you order. The hub guide to hardwood decking board sizes at Sydney Timber Supply, with links to every size comparison. Read more...
Rough sawn treated pine boards, supplier product photography
Treated vs Untreated Pine Framing: Which Do You Need?
When to use H3 treated pine and when untreated MGP10 is the right stick: treatment scope, above-ground limits and how framing is sold in set lengths. Read more...
Stacked timber packs, supplier product photography
Timber Supply In West Gosford And The Central Coast
Where to buy decking and framing timber on the Central Coast: pickup from West Gosford, quoted delivery, trade accounts and the full STS species range. Read more...
Sydney Timber Supply board sizes at true relative scale
How Linear Metre Pricing And Timber Packs Work
Why decking is priced per linear metre, how random lengths and pack quantities work, and how to turn a deck plan into a quote-ready timber quantity. Read more...
Ironbark decking boards, supplier product photography
Ironbark vs Spotted Gum Decking: How To Choose
Two QLD Class 1 hardwoods compared on supplier data: hardness, colour, density and availability, so you can pick the right species for your next deck. Read more...
Australian hardwood decking, supplier product photography
Australian Hardwood vs Merbau Decking: An Honest Comparison
Australian Class 1 hardwoods vs imported Class 2 Merbau: durability, colour and market positioning compared honestly to help you choose your decking. Read more...
Ironbark board grain detail, supplier product photography
Class 1 Hardwood Durability Explained
What Class 1 natural durability really means under AS 5604, what it does not promise, and which STS species carry supplier-documented Class 1 ratings. Read more...
Laid hardwood decking boards, supplier product photography
How To Calculate Decking Linear Metres (LM)
Convert deck area to linear metres the right way: cover width, board gaps and wastage explained with a worked example you can check in our calculator. Read more...
Blackbutt decking board grain, supplier product photography
Blackbutt Timber Guide: Decking And Outdoor Use
Blackbutt decking explained: straight grain, creamy blonde to honey tones, supplier-documented Class 1 durability and the profiles STS supplies by quote. Read more...