Ключевые слова: 2x4, beam, board, building, carpentry, color, construction, constructionindustry, design, dwelling, estate, frame, framework, home, house, housing, job, joist, labor, lumber, nail, new, newconstruction, nobody, outside, pine, plywood, rafter, real, realty, residential, roof, structure, truss, wall, wood, woodenbuilding, work,