dust collecting machines for chemical processing; centrifuges

industrial air filter machines and replacement parts therefor; water filtering units for industrial use and replacement parts therefor; fibrous filtering media for general industrial use in the purification of air and industrial fluids; pressure water filters

filter paper

repair and maintenance of industrial air filter machines and water filtering units for industrial use; technical support services, namely, technical advice related to the installation and repair of industrial air filter machines and water filtering units for industrial use

engineering services, namely, engineering for the industrial filtration industry