EN 13990:2004

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
  3.1 floor boards
4 Symbols and abbreviations
5 Specific product requirements
  5.1 Wood species
  5.2 Dimensions, geometrical characteristics
      5.2.1 General
      5.2.2 Profile
      5.2.3 Thicknesses
      5.2.4 Widths
      5.2.5 Lengths
  5.3 Moisture content
  5.4 Appearance
      5.4.1 General rules, condition of wood
      5.4.2 Machining
      5.4.3 Grading classes and their features
      5.4.4 Free grade
6 Marking
7 Delivery rules - Packaging
8 Sampling and inspection
9 Sampling report
Annex A (informative) List of species with some technical
        characteristics
Bibliography

This European standard defines the characteristics of solid softwood floor boards with tongue and groove for internal use as flooring