Siberian Larch Factory Painted UV Light Oak 21x145mm Secret Fix Cladding – 1 Bundle (5 Pieces) – 4m

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Siberian Larch 21×145 Secret Fix Cladding profile for vertical and horizontal Cladding has factory applied coating to protect the cladding from UV degradation and enhance the look.

The tongue & groove shiplap profile has a shadow gap and unique design to ensure that nails or screws are hidden.

Unique modern design, smooth, clean finish with zero exposed nails speeds up the cladding fitting.

Our slow grown? FSC Certified Siberian Larch is one of the best available in the UK, carefully selected to ensure durability and denseness.


  • UV protected light oak? Sikkens colour external protective coating
  • Ex 25x150mm Tongue and Groove Secret Fix Shiplap profile
  • Quick and easy to install
  • Planed smooth finish
  • Clean finish ? designed to hide nails and screws due to unique Tongue & Groove profile
  • Provides a closed construction
  • Slow grown and selected for durable heartwood
  • Available in long lengths
  • Suitable for diagonal, horizontal and vertical applications
  • Sourced from Sustainable Forests and FSC Certified
  • Meets UK and European Cladding Regulations CE Marked to EN14915, BS1186, BS8605
  • Timber Quality is A/B Grade.

Additional information






1m2 = 8 linear mtrs


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