Standard quality is recommended for those areas where economic efficiency has priority. It is ideal for making stairs, doors, long elements, etc.
Cracks are accepted on the end of twice the width of the piece and the knots bonified.
Density : 700 kg / m3 in care eficienta economica are prioritate. Este ideala
pentru confectionarea de scari, usi, elemente lungi, etc.
Se accepta crapaturi pe capat de doua ori cat latimea piesei si nodurile bonificate .
Densitate : 700 kg / m3