sometimes sell lumber by the linear foot which makes it easy to calculate the cost

per piece.

Board Feet

Lumber suppliers sometimes sell their lumber per thousand board feet. A board

foot is one linear foot of lumber - one foot wide - one inch thick. A 1x12 piece of

pine which is 12 feet long will equal 12 board/feet. In the same way a 2x6 piece of

pine 12 feet long will equal 12 board/feet.

Square Feet

need to know how many square feet there is in the foundation in order to estimate

how much vapor barrier to buy and to determine how much the termite pre-treat

will cost.

Cubic Feet

Items that require you to know how the amount of cubic feet are fill dirt and

concrete. Concrete and fill dirt are both sold by the cubic yard. There is 27 cubic

feet in a cubic yard of fill dirt and concrete.

Cubic Yard

needed for the job. There is 27 cubic feet in a cubic yard of fill dirt and concrete.