ISAL was founded in 1974 as a manufacturer of sheet metal components, in one of the most active industrial districts in Italy ... . Since 1988 ISAL designs and manufactures sweepers for professional users, and in 2007 made his debut in the municipal cleaning with innovative 360 Electrica. The continuous research for improvement in performance and product quality have led ISAL to make agreements with leading companies, up to the final integration into the Kärcher group, a world leader in the field of cleaning equipment. Today ISAL is the Kärcher development center of heavy-duty industrial and municipal sweepers. read more