· Pioneered Wood Concord Knotty Pine Unfinished 6-7 / 8 Concord Knotty Pine offered at $2.56 S / FT · covers 20.500 per S / FT · contains 1.000 per Box in length · measures 6.880 Inch in width · is 0.750 Inch thick · weighs 31.390 lbs · in the Beige color family · constructed of Solid · has a Plank design · features a Unfinished finish finish · of the Pine species · with a Janka hardness rating of 870 · Flat surface type · Micro Beveled edge type · Square end type · nail down install · has a 15 year warranty