This industry comprises establishments primarily engaged in finish carpentry work. The work performed may include new work, additions, alterations, maintenance, and repairs. Illustrative Examples: Built-in wood cabinets constructed on site Molding or trim, wood or plastic, installation Counter top, residential-type, installation Paneling installation Door and window frame construction Prefabricated kitchen and bath cabinet, residential-type, installation Garage door, residential-type, installation Ship joinery contractors Millwork installation Window and door, residential-type, of any material, prefabricated, installation Cross-References. Establishments primarily engaged in-- ? Installing skylights--are classified in Industry 238160, Roofing Contractors; ? Framing--are classified in Industry 238130, Framing Contractors; and ? Building custom kitchen and bath cabinets (except free standing) in a shop--are classified in Industry 337110, Wood Kitchen Cabinet and Countertop Manufacturing.