The ISI Group develops, produces and distributes industrial air filters for industrial air pollution control. The medium-sized, family-run company based in Buchholz, part of the Westerwald area of Germany, has been one of the leading manufacturers of air filter devices in Germany for over 48 years, having sold to date over 50,000 devices. Our customers can be found in manufacturing industry not only in Germany but worldwide. From car manufacturers, machine tool manufacturers and the watch industry to a wide variety of companies in the fields of mechanical engineering, metal and plastics processing. ISI regularly equips lathes, milling and grinding machines as well as machining centres with extraction solutions. ISI air filter devices are used, in particular, for extracting oil mist, emulsion mist, smoke as well as dust from machines and workplaces. Clean air is our most important asset and industrial air pollution control plays a decisive role in this. That is why we have been committed to protecting the environment and the health of your employees for almost 50 years. Three competences - one common path Development and production | ISI Industrieprodukte GmbH All our air filter units are developed and produced at our headquarters in Germany to the highest quality standards. For over 48 years, we have stood for innovative technology, customer satisfaction and sustainability. Sales | ISI-Vertriebs GmbH Our employees at ISI-Vertriebs GmbH are at your service worldwide and are happy to advise you on all questions concerning industrial air pollution control. Our sales concept always pursues the goal of presenting you with the optimum solution for your individual application. Service | ISI Service GmbH ISI Service GmbH packages together the entire manufacturer’s service and is responsible for the continuous maintenance, cleaning, repair and installation of in-house air filtration systems, as well as on request filter devices from other manufacturers.