Systemair AB engages in developing, designing, and manufacturing of ventilation products and systems. It operates through the Europe and Americas, Middle East, Asia, Australia, and Africa geographical segments. The firm's products include fans and accessories, exhaust diffusers, iris dampers and grilles, residential ventilation, air handling units, air conditioning, swimming pool ventilation, air curtains, and fan heaters. The company was founded by Gerald Engström in 1974 and is headquartered in Skinnskatteberg, Sweden.