

Merbau decking is one of the most sought-after choices for Australian outdoor spaces, offering a perfect blend of beauty, strength, and longevity. Whether you’re building a new deck or upgrading an existing one, understanding Merbau decking sizes and grades is essential for achieving a flawless and cost-effective result.
In this guide, we’ll cover the most common sizes, grades, and price considerations for Merbau timber decking while sharing tips on how to choose the best Merbau decking boards for your project.
Why Choose Merbau Decking?
Merbau hardwood decking is widely known for:
- Exceptional durability and resistance to harsh weather conditions.
- Beautiful reddish-brown tones that complement any outdoor setting.
- Competitive Merbau decking prices compared to other premium hardwoods.
- With proper care using Merbau decking oil, it can last for decades, making it an excellent long-term investment.
Common Merbau Decking Sizes
Choosing the right size of decking boards affects both the appearance and functionality of your deck. Standard Merbau decking boards are available in a variety of dimensions:
- Merbau decking 90 x 19 mm: Ideal for small decks, balconies, or pathways.
- Merbau decking 140 x 19 mm: Popular for medium-sized outdoor decks due to its balance between strength and aesthetics.
- Merbau decking 70 x 19 mm: Perfect for compact areas like small pathways, steps, or decorative edging where a slimmer profile is required.
Selecting the right board thickness ensures your deck can handle Melbourne’s unpredictable weather and daily use.
Grades of Merbau Decking Timber
Merbau decking timber is classified into grades based on appearance and quality:
- Select Grade: Minimal knots, uniform colour, and a premium look – perfect for high-end projects.
- Standard Grade: A cost-effective option with slight variations in colour and natural features.
- Utility Grade: Budget-friendly and suitable for areas where aesthetics are less important.
Your choice of grade will influence both the final look of your deck and overall Merbau decking prices.
Factors That Affect Merbau Decking Prices
Merbau decking Melbourne prices vary based on:
- Board size and thickness.
- Timber grade (Select grade being the most expensive).
- Treatments and finishes applied before purchase.
- Market demand and supply.
At Outdeco Living, we offer Merbau hardwood decking at competitive rates without compromising quality, ensuring you get the best value for your investment.
Using Merbau Decking Oil for Maintenance
To keep your deck looking new and protected, applying Merbau decking oil is essential. Regular oiling:
- Maintains the rich colour of Merbau timber decking.
- Protects against UV rays, moisture, and cracking.
- Extends the lifespan of your deck.
Why Buy Merbau Decking Boards from Outdeco Living?
At Outdeco Living, we provide:
- A wide range of Merbau decking boards in various sizes and grades.
- Expert guidance on choosing the right Merbau decking timber for your project.
- Affordable Merbau decking prices for both small and large outdoor builds.
Final Thoughts
Understanding Merbau decking sizes and grades helps you choose the right materials for a durable, stylish, and cost-effective deck. With regular care using Merbau decking oil, your Merbau hardwood decking will remain beautiful for years to come.





