Intsia bijug (Johnstone River teak, Pacific teak or scrub mahogany) is a timber that grows in the Southeast Pacific Rim which, of course, includes Northern Queensland.

The tree is a species of flowering tree in the pea family and has a variety of common names including ipil, merbau and kwila.

Merbau timber is very durable and termite-resistant making it a highly valued material for timber flooring and timber decking.


This timber is a type of hardwood that many manufacturers are using, most especially when it comes to outdoor construction.

Desirable Characteristics of Merbau /Kwila Timber

When selecting a timber species for your timber decking or timber flooring you have many possible choices.

Narangba Timbers range of hardwood timbers includes ironbark, spotted gum, blackbutt, kapur, New Guinea teak and mixed hardwoods

Merbau / Kwila Timber is Very Durable

Kwila or Merbau is known for its durability.

The durability is attributable to its natural oils, which allows it to endure harsh temperatures and climates, saltwater and other extreme conditions.

This means that it can withstand outdoor use as well making it a perfect product for your outdoor timber decking.

Merbau / Kwila Timber Naturally Resists Splitting or Cracking

Merbau is quite an oily timber which makes it quite efficient for outdoor decking and timber flooring.

Tannin, Kwila’s natural oil, actually helps prevent the timber from cracking or splitting.

This is what gives it that added strength, which in turn, results in greater usability and durability.

Note: Tannin is also the component that protects Merbau timber from saltwater and rainwater and is also the one that helps in controlling shrinkage.

Merbau / Kwila Timber Requires Minimal Maintenance

The maintenance procedures that Kwila undertakes will usually depend on the conditions it will be exposed to.

The fact is that merbau hardwood, in light of its inherent qualities requires minimum maintenance. In fact, some may even consider it as maintenance-free.

Merbau / Kwila Timber is Flexible in its Usage

Due to Merbau’s durability, strength and beautiful colouring the hardwood can be used for many applications including:

  • Timber flooring
  • Timber decking
  • Timber framing
  • Timber Staircases and handrails
  • Marine applications
  • And much more…

Merbau or Kwila is the perfect product for the biggest of your home improvement projects including timber decking and flooring.

Do you want to get Merbau or Kwila hardwood from one of the top timber suppliers in Brisbane? Call (07) 3888 1293.