Merbau Decking 140 x 19mm（Set Length 1.8-5.7m）
Price range: $14.94 through $61.56
Merbau Decking 140 x 19mm（Set Length 1.8-5.7m） is kiln-dried Merbau (Intsia bijuga) hardwood decking with a Janka rating of 8.6 kN and AS 5604 Durability Class 1 — engineered to outlast softwood alternatives by decades in Melbourne’s variable climate. Pre-oiled finish reduces on-site preparation. Available at BuildBarn Hallam — 24–48 h Melbourne Metro delivery.
- AU Standard CertifiedAS 1684 & AS/NZS compliant
- Fast Metro DeliveryQuick turnaround from Hallam
- Trade Price MatchWe match any comparable price
- Premium MaterialsSourced from top Australian mills
- Expert AdviceSpeak to a local timber specialist
Melbourne delivery and pick-up options depend on your address and cart contents. Confirm fees and timeframes at checkout, or read our delivery information. Pick up & delivery
- Description
- Additional information
- Reviews (2)
Description
Overview
Merbau Decking 140 x 19mm（Set Length 1.8-5.7m） is sourced from FSC-certified Merbau plantations and kiln-dried to 10–14 % MC before profiling. With a Janka hardness of 8.6 kN and natural Class 1 durability rating per AS 5604, Merbau resists fungal decay, insect attack, and weathering without chemical treatment — making it the benchmark species for exposed Australian decks, feature stairs, and pool surrounds.
Technical Specifications
- Species: Merbau / Kwila (Intsia bijuga)
- Durability Class: Class 1 above ground, Class 2 in-ground (AS 5604)
- Janka Hardness: 8.6 kN
- Section size: 140 x 19 mm
- Moisture content: 10–14 % KD
- Profile: Grooved or smooth face; square or radiused edge
- Finish: Pre-oiled (first coat applied at mill)
- Fire index: Group 3 (BAL-12.5 acceptable in most Victoria zones)
- Compliance: AS/NZS 1580, AS 5604 durability classification
Best Applications
- Residential and commercial outdoor decking
- Pool surrounds and pontoon decking
- Feature stairs, stringers, and handrails
- Boardwalks, pergola flooring, and balcony decks
- Coastal and high-humidity environments
Delivery & Stock
Merbau decking held in full packs at BuildBarn, 3 Eastlink Drive, Hallam VIC 3803. Lengths available in 2.4 m, 3.0 m, 4.2 m, 4.8 m, and 5.4 m. 24–48 h Melbourne Metro delivery. Trade accounts and volume pricing available — call the Hallam warehouse to confirm current pack sizes.
Delivering across Melbourne and Victoria
Supplying timber, decking, fencing and landscaping supplies with delivery coverage across Melbourne metro, outer suburbs and regional Victoria. Explore key areas below or browse the full location index.
Additional information
| Length | 1.8m, 2.1m, 2.4m, 2.7m, 3.3m, 3.6m, 3.9m, 3m, 4.2m, 4.5m, 4.8m, 5.1m, 5.4m, 5.7m |
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2 reviews for Merbau Decking 140 x 19mm（Set Length 1.8-5.7m）
Only logged in customers who have purchased this product may leave a review.
Lily Harris –
I recently bought Merbau decking for my garden renovation, and the results are amazing! The deep color and texture are exactly what I was looking for. Plus, it’s super durable¡ªit’s held up great after several heavy rains!
Lily Harris –
I recently bought Merbau decking for my garden renovation, and the results are amazing! The deep color and texture are exactly what I was looking for. Plus, it’s super durable¡ªit’s held up great after several heavy rains!