This Part of EN 335 gives guidance on the application of the hazard classes, as defined in Part 1 of EN 335, to solid wood in relation to the biological agencies that can attack solid wood.
This Part should be used in conjunction with Part 1 of EN 335.
Annex A gives Information and guidance for the user to determine the appropriate hazard class and to select a suitable level of durability (either natural or conferred by preservative treatment).
NEN-EN 335-2-1992 history
1992NEN-EN 335-2-1992 Durability of wood and wood-based products. Definition of hazard classes of biological attack. Part 2: Application to solid wood