What is the Kebony process?

Kebony uses furfuryl alcohol (a bio-based liquid from agricultural waste) to permanently modify softwood cells, increasing hardness and decay resistance to hardwood levels.

Is Kebony truly sustainable?

Yes, Kebony uses fast-growing maple or pine from managed forests. The modification process uses plant-based chemistry, making it one of the most sustainable premium decking options.

How long has Kebony been available?

Kebony has been commercially available since 2009 and is used in major architectural projects worldwide, though Ipe has been proven for much longer.

Can Kebony be refinished like Ipe?

Kebony can be sanded and oiled similar to Ipe. Both weather to a silver-gray patina if left untreated.

decking

Kebony vs Ipe: Modified Wood Challenges the Hardwood King (2026)

Prepared by Lumberama's Wood Comparison Team

|Last updated June 1, 2026|Sources & methodology

Kebony is a sustainably modified softwood that uses a patented bio-based process to achieve hardwood-level performance. Ipe is the benchmark natural hardwood. This comparison explores whether cutting-edge wood modification can match traditional exotic hardwood performance.

Kebony

Ipe

Key Takeaways

Kebony is a sustainably modified softwood that uses a patented bio-based process to achieve hardwood-level performance.
Ipe is the benchmark natural hardwood.
This comparison explores whether cutting-edge wood modification can match traditional exotic hardwood performance.
Kebony is an impressive innovation for eco-conscious homeowners, delivering Class 1 durability from sustainable sources.
Ipe remains the hardness and longevity champion for those who prioritize raw performance.

Property	Kebony	Ipe
Hardness Janka	1600	3680
Density Lbft3	42	69
Price Range	$5.00-$7.00/lf	$4.50-$7.00/lf
Durability Class	Class 1 (modified)	Class 1 (natural)
Color	Dark brown (modified)	Dark olive brown

Kebony

Pros

Sustainably sourced from managed forests
Class 1 durability through bio-modification
Lighter weight than Ipe
30-year warranty from manufacturer

Cons

Less hard than natural Ipe
Relatively new — less long-term track record
Premium pricing comparable to Ipe

Ipe

Pros

Hardest natural decking wood available
Decades of proven performance
Self-sustaining natural durability
Can be refinished and restored

Cons

Sustainability concerns with tropical sourcing
Very heavy and labor-intensive to install
Requires FSC certification for eco-conscious buyers

Best Use Cases

Choose Kebony if sustainability is your top priority and you want a high-performance deck with a lighter environmental footprint. Choose Ipe for proven, unmatched natural hardness and a generations-long track record.

Verdict

Kebony is an impressive innovation for eco-conscious homeowners, delivering Class 1 durability from sustainable sources. Ipe remains the hardness and longevity champion for those who prioritize raw performance.