We distribute special equipment for cleaning air from gaseous (molecular) impurities of acidic or alholi origin, formed on the basis of ion exchange filter media of IEF, CF, IEF-CF, IPF type and on the basis of activated carbon and other chemosorbents of FCCF, CCF type as well. Filtering chambers FCCF and FCPF are produced for filters of CCF and IPF been set up.