These include, nail holes, various degrees of weathering, checking cracks, knots and knot holes.
Wood species : Hemlock and White pine
Thicknesses : variable thicknesses from 15 mm (5/8”) to 30 mm (1”1/4)
Widths : variable from 100 mm (4”) to 300 mm (12”)
Lengths : variable from 1 m (3’) to 4 m (13’)