Salty Fir flooring is milled from reclaimed Douglas Fir timbers rescued from train trestles crossing The Great Salt Lake, in Utah. Flooring has subtle amber, greens and reds to a dark grey/black coloring from the salt water. Available tongue and groove, random widths of 3", 5" and 7" Knots: Small to Medium scattered knots. Checks: Light checking in flooring is acceptable. Grain: Mixed