Profile: Rema Filtration offers designs, manufactures and supplies filter media that incorporate the latest technology to provide outstanding filtration and adsorption properties even in the most difficult or demanding environments. We provide air filtration, liquid filtration, and activated carbon. We offer a range of filter materials than can be used in multiple applications, with added impregnants, such as activated carbon in our charcoal air filters, to aid in the removal of these harmful substances.