binderholz Mass Timber Manual

BINDERHOLZ CLT BBS | SURFACES Non-visible quality C Non-visible quality is used mainly for construction elements that will be covered with, for example, plasterboard at a later stage. Lamellas are sorted by quality and dried by technical means. The CLT BBS elements do not have to meet specific visual requirements. Discolouration and different types of wood are permissible. Visible commercial quality BC This quality is intended for use in commercial and industrial buildings. It is provided as a standard in spruce with visible commercial quality on one face and, as an option, either sanded or brushed. Special processing Brushed surface Antique surface - brushed and steamed Treatment against wood-destroying fungi and insects Visible residential quality AB Visible quality is usually applied in residential, school and office spaces. The top layer is made of spruce, larch, stone pine or Antique and is, as an option, either sanded on one side or brushed.