Calculations also include sheathing, flooring and underlayment, interior wall and ceiling finishing, cabinets, doors, windows, roofing, siding, soffit and fascia, and exterior features such as garages, porches, decks, railing, fences, and landscape walls.
The softwood products considered include lumber of various dimensions (including any that may be appearance grade or pressure treated for outdoor use), plywood, OSB, particleboard, fiberboard, shakes and shingles, the NAHB said.
Earlier this month, the NAHB said that it wants the U.S. government to push domestic producers to increase production, which could ease lumber shortages. Additionally, the NAHB said that it wants an end to tariffs on Canadian lumber shipments into the United States.
One of the negative ramifications of high lumber prices has been home sales falling through. Builders are then being forced to put projects on hold during a period when housing inventories are at a record low.