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Siberian larch high density softwood external cladding with high durability and low knot levels. If it is left untreated it will weather to a silvery grey colour; alternatively it can be prefinished and stained before installation to avoid the weathering process.


Cranclad Larch is FSC Certified.

Standard product features


144 x 18 mm.

Cladding profile:


Natural colour:

Yellow brown (golden brown), Light brown, Reddish brown (pale).

General characteristics:

Sapwood is narrow and white in colour; heartwood is reddish-brown.


Hand selected in mill from unsorted timber giving the following properties:

  • Graded to BS1186-3 Class 1.
  • Tight live knots with a maximum 12 mm diameter knots and a maximum of 2 knots per meter.
  • Kiln Dried to 16-18% (+/- 2%) moisture content.

Technical properties:

  • Species: Larix sibirica, also known as: Siberian larch, Russian larch.
  • Wood type: Softwood.
  • Distribution/ origin: Siberia, Russia.
  • Type: Solid cladding profile.
  • Density: 590 kg/m³.
  • Moisture movement: Small.
  • Texture: Fine.



Stainless steel threaded nail, secret fixed.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-45-95/350 Softwood weatherboards

Product specification

An important note about specifying



Cranwood Industries

Product reference

Cranclad Larch


[Teknos coating]
100 µm thickness (average).


[ ______ ]

Durability Class

[Slightly Durable]
[Moderately Durable]

Manufacturer details

Milltown Industrial Estate East,
Upper Dromore Road,
Warrenpoint, BT34 3PN

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