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Siberian Larch Cladding

Verified by manufacturer over a year ago

Millworks Ltd Product certifications:
  • QA Certificate

    QA Certificate

    Certificate type

Famed for being very durable and an aesthetically stunning cladding.

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Application

Suitable for use in both commercial and residential projects. Can be used in conjunction with Siberian Larch Decking (specified separately).

Please note that the product will weather to a silver-grey if left untreated.

Description

FSC® certified Siberian Larch (softwood) cladding, selected from forests in Northern Europe.

Features and benefits:

  • Available in a wide range of configurations.
  • Has natural colour tones ranging from pale reddish brown to golden brown.
  • Straight grained, with tight annual rings and few knots.
  • Provides an aesthetically pleasing contemporary appearance.
  • Hard-wearing and durable, and therefore suitable for use in exposed elevations or high traffic areas.
  • High density.
  • Maintenance free due to the natural resin and extracts within the wood.
  • Dimensionally stable due to controlled kiln drying at the source.
  • Optimum moisture content for the intended environment and use.
  • FSC® certified.
  • Durability class 3 according to BS EN 350-2.

Applications:

Suitable for use in both commercial and residential projects. Can be used in conjunction with Siberian Larch Decking (specified separately).

Please note that the product will weather to a silver-grey if left untreated.

General information

Shape

Rectangle

Color

pale reddish-brown to golden brown

Finish

Burnt and factory finished

Burnt

Factory finished, RAL (any colour)

Guidance for specification option:

Insert requirements.

Factory finished, RAL 9004, black

Fine-sawn

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Material

Timber

Size

19 x 5100 x 44 mm

19 x 5100 x 70 mm

19 x 5100 x 118 mm

19 x 5100 x 143 mm

Uniclass

Pr_25_71_97_84 Softwood weatherboardsPrimary

CAWS

H21/10 Vertical timber weatherboarding

H21/110 Vertical timber weatherboarding

H21/111 Horizontal timber weatherboarding

H21/115 Vertical timber weatherboarding

H21/116 Horizontal timber weatherboarding

H21/15 Horizontal timber weatherboarding

SKU Code

unknown

Product range

Cladding

Specification data - Softwood weatherboards

Product Reference

Siberian Larch Cladding

Type

-

Grade

A (Unsorted)

Guidance for specification option:

High quality. Limited knots. Offers a clean, consistent look. BS 1186-3 Class 1.

B (Sawfalling)

Guidance for specification option:

Larger knots, high durability. BS 1186-3 Class 2.

Profile

MW-1
MW-2
MW-2 II
MW-3
MW-4
MW-5
MW-5 II
MW-6
MW-7
MW-8
MW-9
MW-10
MW-11
MW-12 I
MW-12 II
MW-12 III

Finish

Burnt and factory finished
Burnt
Factory finished, RAL (any colour)

Guidance for specification option:

Insert requirements.

Factory finished, RAL 9004, black
Fine-sawn
Planed

Trims

Not required
19 x 43 mm
19 x 93 mm
19 x 143 mm
43 x 43 mm

Fire retardant treatment

Not required
Fire retardant treatment (FRX Exterior)

Guidance for specification option:

Complies with the National Building Regulations where Euroclass B or C fire performance is required.

Fire retardant treatment (HR-Prof)

Guidance for specification option:

Complies with Euroclass B or C for spread of flame, and offers a quicker, cheaper option.

Standard product features

Density:

570–650 kg/m³.

Recommended fixings:

Stainless-steel cladding fixings should be used (natural oils in the timber have a corrosive effect on ferrous metals). Consult manufacturer for further details.

Product Options

Type:

- Profile:

See manufacturer's literature for profile diagrams/ visual differentiations.

MW-1:

  • Fixing: Face fixed.
  • Orientation: Vertical or horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 93 mm or 143 mm (insert requirement above).
  • Thickness: 19 mm.

MW-2/ MW-2 II:

  • Fixing: Secret fix.
  • Orientation: Vertical or horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 93 mm or 143 mm (insert requirement above).
  • Thickness: 19 mm.

MW-3/ MW-4:

  • Fixing: Face fixed.
  • Orientation: Horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 150 mm (manufacturer's standard).
  • Thickness: 19 mm.

MW-5/ MW-5 II:

  • Fixing: Secret fix.
  • Orientation: Vertical or horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 93 mm or 143 mm (insert requirement above).
  • Thickness: 19 mm.

MW-6:

  • Fixing: Face fixed.
  • Orientation: Vertical or horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 44 mm, 70 mm, 93 mm, 143 mm or 193 mm (insert requirement above).
  • Thickness: 19 mm.
  • Can be used as cladding or trim board.

MW-7:

  • Fixing: Face fixed/ secret facade clip.
  • Orientation: Horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 93 mm or 143 mm (insert requirement above).
  • Thickness: 19 mm.

MW-8:

  • Fixing: Face fixed.
  • Orientation: Horizontal.
  • Finish: Factory finished (insert requirement above).
  • Width: 150 mm (manufacturer's standard).
  • Thickness: 19 mm.

MW-9:

  • Fixing: Face fixed.
  • Orientation: Horizontal.
  • Finish: Factory finished (insert requirement above) and fine-sawn as standard.
  • Width: 150 mm (manufacturer's standard).
  • Thickness: 16 mm.

MW-10:

  • Fixing: Face fixed.
  • Orientation: Horizontal.
  • Finish: Factory finished (insert requirement above) with planed face as standard.
  • Width: 143 mm (manufacturer's standard).
  • Thickness: 19 mm.

MW-11:

  • Fixing: Face fixed.
  • Orientation: Horizontal.
  • Finish: Factory finished (insert requirement above) and fine-sawn as standard.
  • Width: 143 mm (manufacturer's standard).
  • Thickness: 19 mm.

MW-12 I:

  • Fixing: Face fixed.
  • Orientation: Vertical.
  • Finish: Factory finished (insert requirement above) and fine-sawn as standard.
  • Width: 150 mm (manufacturer's standard).
  • Thickness: 23 mm.

MW-12 II:

  • Fixing: Face fixed.
  • Orientation: Vertical.
  • Finish: Factory finished (insert requirement above) and fine-sawn as standard.
  • Width: 150/ 100 mm (manufacturer's standard).
  • Thickness: 23 mm.

MW-12 III:

  • Fixing: Face fixed.
  • Orientation: Vertical.
  • Finish: Factory finished (insert requirement above) and fine-sawn as standard.
  • Width: 150/ 75 mm (manufacturer's standard).
  • Thickness: 23 mm.

Please note that when the overall width is, for example, 143 mm, the exposed face size will be 125 mm.

Board size:

Insert width as indicated above. Consult manufacturer for details on available lengths.

Colour/ Finish:

Coatings provide ultraviolet (UV) protection. Boards are coated to all four sides for increased durability and stability.

Consult manufacturer for further guidance.

Fire retardant treatment:

- Fire retardant treatment (FRX Exterior):

Applied under controlled conditions in a vacuum pressure timber impregnation plant.

- Fire retardant treatment (HR-Prof):

Can be applied on-site.

Product certifications

  • FSC®: Certificate: C132468

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