• Oak logs from French mostly PEFC certified forests
• Boules debarked and cleanly trimmed 
• Logs sawn into boards then reassembled into boules or bundled
• Fresh timber, air dried in a warehouse to prevent checks or kiln dried
• Stored on dry profiled wooden sticks to control stains
• Boules and boards strapped and identified with barcode label

• The accuracy of the sawing is checked on a daily basis with an overmeasure
• Sound knots between 5 and 40 mm in diameter, sound knots with greater diameter permitted if isolated.

Pertinent grade for stairs, furniture, parquet, flooring, flooring where the authenticity of the wood is desired. The presence of small knots and pin knots adds to the character.

Measurement and grading carried out on green tally. Minimum volume: 5 m3 per thickness