This guide details appearance grades applicable to hardwood planks and boards from trees grown in the UK. It broadly follows the grading criteria set out in EN 975 - 1 but with modifications to take account of the timber availability, species, characteristics and production methods found in the UK.
Three appearance grades are defined for all species. However, some mills or users may wish to make fine distinctions within these grades so each...
This wood information sheet provides the designer and specifier with a working knowledge of the factors to be considered when using timber out of doors.
