micronAir is a brand of Freudenberg, the inventor of nonwovens technology, and the innovative leader for filter solutions in automobiles cabin air systems. micronAir cabin air filters provide effective protection against pollutants and odours in your car. The majority of all new vehicles are fitted with micronAir. As the market leader, we supply the entire product range, are a dependable development partner for the automotive industry, and a major player in the innovation process. In the brand-independent aftermarket, too, micronAir is a reliable vendor, trusted by dealers, workshops and drivers alike.