Larch boards (cut at right angles to a given length), planed four-sided with chamfer or rounded edges with the following dimensions:

• Length 1.8 m x width 153 mm x thick. 15mm
• Length 2.0 m x width 153 mm x thick. 15mm
• Length 2.4 m x width 153 mm x thick. 15mm
• or other available dimensions from the species: pine, spruce and larch.

Squared timber

• planed four-sided with chamfer or rounded edges with the following dimensions:
• 55mm x 65mm
• 45mm x 65mm
• 45mm x 90mm
• 80mm x 80mm
• 90mm x 90mm
• 100mm x 100mm
• 120mm x 120mm
• 140mm x 140mm
• x 2000mm ; 3000mm ; 4000mm ; 5000mm
• or other available dimensions from the species: pine, spruce and larch.

Timber with 18-20% humidity