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TOUGH DECKS
HARDWOOD DECKING COMPARISON

Timber Qualities

Garapa
(Brazilian Ash)

Purple Heart

Stonewood

Red Cumaru
(Brazilian Teak)

Kwila

Vitex

Original Colour

Straw colour, golden to soft brown.

Deep Purple.

Light yellowish brown, while the sapwood is a pale brown. 

Light Brown to Reddish Brown.

Rich, reddish-brown colour.

Pale yellow and grey to medium brown colour.

Texture 

Medium to fine texture, usually straight, some wavy interlocked grain.

Usually Straight grain, with smooth fine texture.

The grain of this wood is crisscross, and the texture is coarse and uneven. 

Medium texture, interlocked grain with moderate shine.

Coarse texture with an interlocking grain.

Fine to medium texture with a typically straight grain, giving it a smooth and refined appearance.

Density (Dry)

900kg/m3

900kg/m3

690kg/m3 

1100kg/m3

870kg/m3

700-800kg/m3 

Length Spread

1.8 - 6m

1.8 - 6m

1.8 - 6m 

1.8 - 6m

1.8 - 6m

1.8 – 4m

Dried

Kiln

Kiln

Kiln

Kiln

Kiln

Fan Dry 

Janka Hardness

7.3(kN)

11.19(kN)

13.5(kN) 

14.8(kN)

8.8(kN)

5.6(kN)

Expansion/Contraction

3.5-4%

3.0% 

4%

3.0%

1-2% 

2.5-4%

Tannin Bleed

No

No

No

No

Yes (first few months)

Light tannin bleeding

Standard Sizes

Smooth-145/21 & 140/19

Smooth-100/19 & 140/19

Smooth - 140/19

Smooth-100/21 & 145/21

Smooth (one side) Reeded (Other) - 140/19

Smooth - 140/19

Life expectancy 

15-20 years

20-25 years

15+ years 

30+ Years

15+ years 

20+ years 

Durability Class

Class 2-3.
Moderately Durable

Class 1-2.
Durable

Class 2.
Moderately Durable

Class 1.
Very Durable

Class 2.
Moderately Durable 

Class 2.
Moderately Durable 

Screws

316 Stainless Steel

316 Stainless Steel

316 Stainless Steel 

316 Stainless Steel

316 Stainless Steel

316 Stainless Steel

We recommend T316 70MM Star head screws for all our Hardwoods. Pre-drilled and countersunk face of each board, two per joist 15-20 mm from the ends and edges. Care should be taken not to over-drive screws.

MATES HELPING MATES OUT

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