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Available Through Hardwoods

Hardwood for Exterior Architecture

Yukari has medium texture and straight grain; being plantation grown, there are fewer knots than lumber from natural strands.

30 Years

Life expectancy without treatment

Class B

Fire rated · ASTM E84

Cal Fire

WUI approved

FSC®

Certified forests

About Yukari

A Leader in North American Hardwood Lumber

Offering high quality lumber by maximizing economic, social and environmental sustainability makes Yukari a leader in North American hardwood lumber.

Yukari has medium texture and straight grain. Because it is plantation grown, there are fewer knots than lumber from natural strands — and the wood fibers come from plantation grown and FSC certified forests.

Grain

Straight

Texture

Medium

Processing

Kiln dried

Surfacing

S4S

Yukari hardwood boards installed side by side on an exterior wall, showing consistent tone and low knot frequency between boards

881

Janka Hardness

Product Portfolio

Documented Values, Nothing Inferred


Kiln dried for stability and supplied surfaced on four sides. The figures below are published in official Yukari and DesignOneSource product documentation.

S4S

Surfaced on four sides

3/4″

Overall thickness

881

Janka hardness

30 Yr

Life expectancy without treatment

Kiln dried Yukari hardwood board surfaced on four sides, photographed against a neutral background to show grain and colour

Applications

Documented for Exterior and Interior Work

Only the application categories published in official Yukari product documentation are shown.

Exterior elevation clad in Yukari hardwood boards running horizontally across the facade

Cladding

Documented for exterior cladding applications.

Yukari hardwood boards laid as an exterior deck surface, showing consistent board-to-board tone

Decking

Documented for decking applications.

Yukari hardwood panel showing the natural non-sanded surface used for wall panelling

Walls & Wall Panels

Documented for walls and wall panel applications.

Yukari hardwood board surfaced on four sides, suitable for millwork fabrication

Millwork

Documented for millwork, and machined to specification needs.

Full Documented Application List All exterior and interior categories published by DesignOneSource
CategoryDocumented Applications
ExteriorDecking · Cladding · Fencing · Walls and wall panels · Doors · Millwork
InteriorCabinetry · Casework · Office furniture · Curves
FabricationMachined to specification needs

Sustainability

Plantation Grown, FSC® Certified

Offering high quality lumber by maximizing economic, social and environmental sustainability makes Yukari a leader in North American hardwood lumber.

The wood fibers are from plantation grown and FSC certified forests. The Forest Stewardship Council® is a global, not-for-profit organization dedicated to the promotion of responsible forest management worldwide.

57 of the ADENTRA distribution centers are FSC certified for Chain of Custody (SCS Global Services, FSC-C010784). FSC claims apply only to products sold as certified with a valid chain-of-custody claim on the invoice. Confirm availability at time of order.

FSC® Certified

Certified forests

Plantation Grown

Managed plantations

Chain of Custody

FSC-C010784

Class B Fire Rated

ASTM E84

Cal Fire WUI

Approved

30-Year Life

Without treatment

Fire Performance

Class B Fire Rated. Cal Fire WUI Approved.

Our sustainable lumber is class B fire rated and Cal Fire WUI Approved. These are the documented fire-related attributes for Yukari.

Project-specific code compliance must be verified by the design team and the authority having jurisdiction. Request current fire-rating documentation for submittals.

Class B

ASTM E84 fire rating

WUI

Cal Fire approved

30 Yr

Untreated life expectancy

Kiln Dried

Dried for stability

✓  Documented Fire Performance — ASTM E84 Class B & Cal Fire WUI

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Why Specify Yukari

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Natural beauty with the consistency projects demand.

100% Red Grandis

Plantation-grown hardwood fiber with a straight grain and medium texture for clean, refined exterior applications.

FSC Certified

A responsible hardwood option that supports sustainability-focused project requirements and documentation needs.

Kiln Dried

Kiln drying helps enhance stability, supporting more predictable performance when properly finished and installed.

Exterior Rated

Class B Fire rated and CAL Fire WUI approved for decking and cladding in 1x6 and wider profiles.

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Resources

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Support for product selection, specification, and installation.

Access Yukari product literature, installation guidance, and available purchasing options through Hardwoods.

Yukari Brochure

Review product benefits, performance attributes, profile information, and application inspiration.

Download Brochure

Best Practices

Review sealing, acclimation, fastening, ventilation, and maintenance recommendations before installation.

View Best Practices

Shop Hardwoods

Check current Yukari availability, profile options, pricing, and branch-supported purchasing options.

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Hardwoods is an FSC® (FSC-C012656) certified, leading nationwide distributor of architectural interior building products. The FSC logo and initials ‘FSC” are trademarks owned by Forest Stewardship Council® A.C.