KOWHAI
Texture variation: Milled Smooth
KOWHAI's natural wood traits bring a sense of ease to the surface, where grain, color, and texture respond vividly to light and surrounding materials. Well-suited for both inland and coastal applications, KOWHAI is ready to be installed across exterior and interior applications, shaping an approachable presence with lasting performance.
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TextureSmoothRustic
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Grade Options
Select
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Finish
Unfinished
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Profile
T&G, E4E, S4S
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Application
Decking, Exterior Cladding, Interior Cladding
Sustainable by Design
FSC®-Certified: FSC® Mix Credit
Wood from Responsibly Managed Forests
LEED Credit Contribution
Supports LEED certification requirements
Red List Free DECLARE Label
Free of Red List chemicals and transparently disclosed
Cradle to Cradle Certified® Gold
Certified for material health and sustainable product performance
100% Recyclable & Reusable
Naturally renewable material
Zero VOC Finish (0 g/L)
Free of VOCs (volatile organic compounds), solvents, and formaldehyde
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SPECIES
Acetylated Radiata Pine
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GRADE
Select
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PROFILES
T&G, S4S, E4E (Decking)
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WIDTHS
T&G: 5-3/8″, 7-3/8″
S4S: 5-3/4″, 7-3/4″
E4E: 5-3/4″
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LENGTHS
6′-16′ Random Lengths
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THICKNESSES
T&G, S4S: 3/4″
E4E: 1″ -
WARRANTY
50-Year Above-Ground Protection
25-Year Below-Ground Protection -
TESTING
ASTM E84 – Class C Flame Spread
EN 350 Class 1 Durability
ASTM E2707 – Exterior Wall Fire Penetration Resistance (WUI)
Available with ASTM E84 Class A Fire Rating (Interior applications)
Janka Hardness – 922 lbf (ASTM D143)
Accoya®: Acetylated Radiata Pine
Accoya is a high-performance wood cladding manufactured from sustainably sourced radiata pine and modified through a proprietary acetylation process. Engineered for exceptional durability and dimensional stability, Accoya resists swelling, shrinking, and movement, making it well suited for demanding exterior applications. Accoya offers long-term durability, reduced maintenance, and reliable performance in a wide range of climates.
Similar Colors to KOWHAI
Other Accoya Cladding
Other Decking Product
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