TMT Amba 3 boards 2026
Uncoated TMT Amba
TMT Amba with 1 coat Scumble Canyon Clay
TMT Amba with 1x factory coat JSC Scumble Canyon Clay
TMT Amba coated in 1 coat of JSC Coda Maple
TMT Amba coated in 1x factory coat of JSC Coda Maple
Uta Lane 14
TMT Amba coated 1 coat Dryden Platinum | TMT836 light bandsawn face
Uta Lane 04
TMT Amba coated 1 coat Dryden Platinum | TMT836 light bandsawn face
20260303 080423
TMT Amba coated JSC Scumble Nightfall & Dryden Cypress
Amba Battens Cladding
Amba Battens & Cladding coated JSC Coda Caliaby
Tennyson Ave Amba coated Scumble Nightfall
TMT Amba coated JSC Scumble Nightfall
TMT Amba coated JSC Caliaby 3
TMT Amba coated JSC Coda Caliaby
TMT Amba coated JSC Caliaby 2
TMT Amba coated JSC Coda Caliaby
Uta Lane 24
TMT Amba coated 1 coat Dryden Platinum | TMT836 light bandsawn face
TMT Amba coated JSC Nightfall 1
TMT Amba coated JSC Scumble Nightfall
TMT Amba coated JSC Caliaby 1
TMT Amba coated JSC Coda Caliaby
Amba canyon clay 5
TMT Amba coated in JSC Scumble Canyon Clay
Uta Lane 21
Watershed Sauna Amba 1a
TMT Amba uncoated
TMT Amba coated JSC Coda Lava Grey build in progress 2
TMT Amba coated JSC Coda Lava Grey
Amba battens
Amba Battens coated JSC Coda Caliaby
Amba battens 2
Amba Battens coated JSC Coda Caliaby
TMT Amba 3 boards 2026
TMT Amba with 1 coat Scumble Canyon Clay
TMT Amba coated in 1 coat of JSC Coda Maple
Uta Lane 14
Uta Lane 04
20260303 080423
Amba Battens Cladding
Tennyson Ave Amba coated Scumble Nightfall
TMT Amba coated JSC Caliaby 3
TMT Amba coated JSC Caliaby 2
Uta Lane 24
TMT Amba coated JSC Nightfall 1
TMT Amba coated JSC Caliaby 1
Amba canyon clay 5
Uta Lane 21
Watershed Sauna Amba 1a
TMT Amba coated JSC Coda Lava Grey build in progress 2
Amba battens
Amba battens 2

TMT Amba

Lighter Clearer Grade Thermally Modified Timber With Warm Tonal Variation

TMT Amba is part of the JSC Thermally Modified Timber range, known for its highly durable and stable properties. This clearer-grade timber option features warm natural brown tones, tonal variation between boards, and a predominantly straight grain appearance with minimal natural feature detailing for a clean, contemporary finish.

Download the Amba information documents below for more information.

 

 

Key Properties of the JSC TMT Amba

  • Enhanced durability and stability

  • Low susceptibility to fungal decay and moisture retention

  • Ability to accept darker coatings and stains (both oil and water-based), including black with a significant reduction in dimensional movement

  • Easily workable and easy to maintain

  • Non-toxic and chemical-free, with a low environmental impact (treatment process)

  • Can be used for a variety of applications such as cladding, interior timber panelling, screen and battens, and more.

  • Supplied in good average length spreads, giving greater flexibility and design potential

  • FSC® licence code FSC-C003608

 

For compliance documentation, visit the downloads page or contact us.


Downloads

JSC TMT Thermally Modified Timber Guide

pdf
2mb

TMT Amba Information Sheet

pdf
484kb

JSC TMT Profile Chart

pdf
331kb

JSC TMT Interior Panelling Profile Chart

pdf
287kb

JSC Coatings Colour Guide

pdf
8mb
Additional Information

Amba® Details

Wood Type Suitable for Interior Use Suitable for Exterior Use Typical Applications Coating Compatibility Other Details Profiles & Sizes
Thermally Modified Cladding (CodeMark Certified), Panelling, Soffits, & Screens/Battens.

Compatible with JSC Clipp Batten System.
JSC Coda & JSC Scumble Wood Oils are suitable for use. See Coatings guide in downloads for more information or consult a JSC Rep.

Ability to accept darker coatings and stains (both oil and water-based).

Bandsawn, Brushed, & Dressed.
Fixing of TMT Amba weatherboards, only Stainless Steel fastenings to be used to avoid leaching. Tonal Variation is likely across boards.

Certification: This species (Amba) is available as part of JSC’s CodeMark-certified exterior cladding systems, providing verified compliance with the New Zealand Building Code.
Average Length Spread: 2.1m – 4.8 Select Lengths.

Available in a range of standard profiles for cladding and panelling. See downloads section for specific dimensions and configurations.
What People think of Amba

“The JSC Amba timber cladding brought a remarkable depth and warmth to the façade of Four Tennyson. Its natural grain and tonal variation complemented the textured Spanish brick perfectly, softening the architectural lines while adding a crafted, timeless character. Beyond its visual beauty, the product’s quality and consistency made it a pleasure to work with - stable, precise, and responsive to detailing".

OZAC Architecture

Recommended Coatings

JSC has developed a range specifically for the New Zealand conditions to significantly improve the life of your timber.

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