This industry comprises establishments primarily engaged in installing siding of wood, aluminum, vinyl, or other exterior finish material (except brick, stone, stucco, or curtain wall). This industry also includes establishments installing gutters and downspouts. The work performed may include new work, additions, alterations, maintenance, and repairs. Illustrative Examples: Downspout, gutter, and gutter guard installation Fascia and soffit installation Siding (e.g., vinyl, wood, aluminum) installation Cross-References. Establishments primarily engaged in--