This industry comprises establishments primarily engaged in the installation of resilient floor tile, carpeting, linoleum, and hard wood flooring. The work performed may include new work, additions, alterations, maintenance, and repairs. Laying concrete flooring--are classified in Industry 238110, Poured Concrete Foundation and Structure Contractors; Installing stone or ceramic floor tile--are classified in Industry 238340, Tile and Terrazzo Contractors; and Selling and installing carpet and other flooring products as retail establishments--are classified in Sector 44-45, Retail Trade.