The core activity of ROTH DACH GmbH encompasses the planning, execution, and maintenance of roofing work, particularly: flat roofing (new construction, renovation, maintenance), sheet metal work (metal construction, gutters, downspouts), lightning protection systems, green roofs, roof maintenance and repair, and renovation of roofs, especially with Prefa roof systems. The company also offers consulting and estimating services for these works and specializes in the use of high-quality materials, such as Prefa aluminum products.