The modular devices of Elmont srl - flow modul and black modul - are machines designed for a specific purpose, which can be positioned on the wall or on floor legs, on top of other existing laboratory equipment or suspended on benches. It is a modular hanging system, combinable in series with other modules side by side, with molecular filtration for adsorption on activated carbon (black modul model) or for creating sterile air flow through HEPA filters (flow modul model), also installable on track structure with surrounding curtain.