This industry comprises establishments primarily engaged in roofing. This industry also includes establishments treating roofs (i.e., spraying, painting, or coating) and installing skylights. The work performed may include new work, additions, alterations, maintenance, and repairs. Installing roof trusses and sheathing attached to trusses--are classified in Industry 238130, Framing Contractors; and Installing downspouts, gutters, fascia, and soffits--are classified in Industry 238170, Siding Contractors.