Aerem Industry, a Swiss company, is the inventor and original manufacturer of the accordion Andreae pleated paper filter for spray booth exhaust filtration. Also known as the organ filter, gopher card, fluted card filter, painter's paper and concertina, Andreae Filters are used around the world in the Liquid Finishing Industry. Our mission is to develop, manufacture and supply high performant filtration and protection products for spray booths that aim to keep a clean and safe working environment while enhancing the spray booths productivity. As our Team continues to grow, we welcome the opportunity to service the air filtration and paint booth needs.