Grade Information
Prime Grade = AB grade
Live Sound knots up to 1” allowed.
Open dead knot with matching filler up to 3/8” allowed.
“Cat paws” black pin knots allowed with matching filler.
Sap allowed up to ¾” width along one side.
No end splits, no cracks allowed.
Classic Grade = B grade
Live sound knots up to 1-1/2” allowed.
Open dead knots up to 19 mm allowed with matching filler.
Sap wood max 1” wide on one side allowed.
No end splits, no cracks or mineral streaks allowed.
Country Grade = ABC grade
Solid sound knots up to 60mm.
Open dead knots with filler up to 1-1/2” diameter
or the equivalent area. Color variation allowed.
End splits up to 100 mm allowed, filled.
Cracks and splits within the plank up to 7” allowed.
Sap wood up to 1-1/2” along one long side allowed. Color matched.
Farm House
Extra-rustic grade, hand-carved to enhance the natural open cracks and characteristic aged knots. Open knots and end cracks allowed.
