Lindab develops, manufactures, markets and distributes products and system solutions in sheet metal and steel for simplified construction and improved indoor climate. The business is carried out within three business areas, Ventilation, Building Components and Building Systems, and its products are characterised by high quality, ease of assembly, energy efficiency and environmentally-friendly design and are delivered with high levels of service. Altogether, this increases customer value. The Ventilation Business Area offers system solutions for ventilation and indoor climate. The business area's product and system solutions are aimed at installers and other buyers within the ventilation industry. The product areas are circular duct systems and accessories, technical ventilation products and systems, and machinery for manufacturing products for circular duct systems. In addition to this, ventilation also offers software for design, calculation and planning complete systems for ventilation and indoor climate.