Services in the skilled trades
CEN/TC 38/WG 21
Durability - Classification ( Use classes-natural durability)
Standardisation of terminology; the definition of the use classes irelevant to biological hazards and the classification of the natural durability of solid wood of importance in Europe.
National mirror committee of CEN/TC 38/WG 21
|NA 042-03-06 AA
|Mirror committee for CEN/TC 38 durability of wood and wood products