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Thermally Modified Ayous Cladding (FSC Certified)

Verified by manufacturer 27 days ago

NORclad Limited Third party certifications:
  • EN 13501-1 (Efectis)

    EN 13501-1 (Efectis)

    Certificate type

A thermally modified timber with enhanced stability, durability, and insulation properties.

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Application

  • Particularly suitable for external cladding both coated, and uncoated.
  • Horizontal and vertical external applications.

Description

ThermoWood Ayous is a thermally modified timber with enhanced stability, durability, and insulation properties, particularly suitable for various applications due to its low moisture content and resistance to decay. 


Features and benefits:

  • PEFC Certified, sustainably sourced Timber.
  • All timber is sourced and machined to CE quality grading requirements.
  • Thermally modified to 6% moisture content.
  • 100% natural, recyclable and biodegrabable.
  • Mechanical Properties: It has high modules of elasticity and rupture, making it suitable for applications requiring strength and stability.
  • Dimensional Stability: The wood offers increased stability with minimized deformations, expansion, and shrinkage, ideal for high precision requirements.
  • Biological Durability: With low moisture content and resistance to decay, it’s perfect for outdoor constructions where durability is crucial.
  • Health and Safety: Being natural, harmless, and free of chemicals, Thermowood Ayous is safe for use in environments sensitive to toxicity.

These properties make Thermowood Ayous a versatile material for various applications including Cladding where strength, stability, durability, and health safety are important.

General information

Color

Brown

Finish

-

Manufacturer guidance

Durability: The wood has increased durability against decay, with resins and sugars removed, ensuring a longer-lasting and quality finish.

Material

Wood

Shape

Other

Guidance for specification option:

Available machined to standard profiles.

Length

Bespoke

2400 mm

Guidance for specification option:

Available in lengths 2.4 m and longer.

Width

Height

25 mm

32 mm

Bespoke

Warranty description

Other

Guidance for specification option:

NORclad Lite provides a 30 year warranty against rot and fungal decay.

Uniclass

Pr_25_71_97_84 Softwood weatherboardsPrimary

CAWS

H21/116 Horizontal timber weatherboarding

H21/115 Vertical timber weatherboarding

H21/10 Vertical timber weatherboarding

H21/111 Horizontal timber weatherboarding

H21/110 Vertical timber weatherboarding

H21/15 Horizontal timber weatherboarding

Specification data - Softwood weatherboards

Standard

All timber is sourced and machined to CE Quality Grading Requirements.

Water vapour permeability

Manufacturer's standard.

Thermal conductivity

0.099 W/mK.

Sound absorption

Manufacturer's standard.

Resistance to fixings

Manufacturer's standard.

Wood species

European redwood/ whitewood.

Guidance for specification option:

  • Scandinavian Pine/ Spruce.
  • Wood type: softwood.
  • Colour: medium/ dark brown.
  • PEFC Certified, sustainably sourced timber.

Quality of timber (exposed surfaces)

Guidance for specification option:

  • NORclad® typically offer Thermowood D.
  • Consult manufacturer and insert requirements.

Profile

NWC1.

NWC2.

NWC3.

NWC4.

NWC5.

NWCC1.

NWSN1.

NWSN2.

Manufacturer guidance

Consult manufacturer for details.

Finished size

-

Face width

50 mm.

75 mm.

100 mm.

125 mm.

150 mm.

Thickness

25 mm.

32 mm.

Biological durability

-

Use class

To BS EN 335, Use Class 2.

Preservative treatment

Not required.

NORclad Brunnea™.

Guidance for specification option:

  • Provides a 30 year warranty against rot and fungal decay.
  • The treatment process enables the timber to hold colour longer, requiring little or no maintenance.

NORclad Lite™.

Guidance for specification option:

  • Offers a 30 year warranty against rot and fungal decay.
  • Does not contain a pigment and therefore upon exposure to UV light the colour will enrich before beginning to naturally weather to a silver/ grey over time.
  • Little or no maintenance required long term.

Length

Guidance for specification option:

Insert requirements.

  • Typical lengths: 2.4 m.
  • Longer lengths available.

Modulus of elasticity

5800 MPa flatwise.

Modulus of Rupture

64 MPa flatwise.

Density

350–480 kg/m³.

Guidance for specification option:

  • 6% moisture content.
  • Raw density: 490 kg/m³ at 20°C/ 65% RH.

Fixings

Stainless steel fixings are always recommended.

Sustainability requirements

Sourced from well managed forests – PEFC certified.

Sustainability data

Contains Red List materials

No

Country of material origin

Finland

Country of product manufacture

Europe

Recyclability

100% Natural: ThermoWood Ayous is completely natural, which contributes to its recyclability. Biodegradable: The material is not only recyclable but also biodegradable, making it environmentally friendly. Low Energy Demand: The processing of ThermoWood Ayous requires low energy, further enhancing its sustainable profile. Sustainable Future: It supports sustainable development and a low carbon future, aligning with eco-friendly practices. These properties make ThermoWood Ayous a suitable choice for those seeking eco-conscious material options.

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

0 %

Third party certifications

EN 13501-1 (Efectis)

EN 13501-1 (Efectis)

Classification Report

Literature

Data Sheet

Data Sheet

NORclad Product Guide

NORclad Product Guide

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