- Surfaces planed to display wood grain
- Size varies by less than 1%
- Will not contain rot, wane, cracks or pith
- Solid knots up to 1/4" are allowed
- Contains less than 30% heartwood
- Contains one or more of the following: ambrosia streaks, mineral stain, spalting and/or miscellaneous figure
- Select maple is a byproduct of cutting colored/figured types of maple