SOME BROWN COLOUR VARIATIONS
ALLOWABLE HOWEVER A MIXTURE OF:
PRIME - FIRST CHICE MATERIAL,
PRACTICALLY DEFECT FREE, UNIFORM APPEARANCE
IBIS - GRADE JUST BELOW
PRIME - SOUND KNOTS WITH MAXIMUM DIAMETER OF 10mm
RUA - SOUND KNOTS TILL +/-
25mm AND SMALL COLOUR DIFFRENCES ALLOWED |