The trunk, stripped of its bark, is squared on four sides in parallel using a continuous process.
The smoothed corners are maintained along the whole length. This product is suitable for restoration work, roofing, sunroofs and where special aesthetic results are required. The major part of the fibre remains intact.
The sizes produced are: from (12×12) cm to (42×42) cm in lengths from 3.00 to 13.00 linear metres