11 Is a 2×4Douglas Fir Timbers – #1 and Better 3×4 through 3×16 4×4 through 4×16 6×6 through 6×16 8×8 through 8×16 10x and larger sizes available Available in Surfaced, Rough Sawn or Sawsized Special Orders up to 40 feet Available in FireTreated The 2×4 refers to the roughcut green wood it shrinks during drying, then the dried wood is planed smooth, so the finished lumber is supposed to end up at 15″x3 5″ While it doesn't really shrink that much, the mills get more usable finished 2×4's from a given tree if they cut them slightly smaller to begin with
2 In X 4 In X 8 Ft Premium Standard And Better Douglas Fir Lumber The Home Depot
