GREASOLUX cartridges are submerged into effluents at the places where grease problems arise. When cartridges dissolve slowly grease degrading microorganisms and ferments are activated. It is necessary to submerge cartridges into right places and to replace them regularly. More detailed recommendations how to use GREASOLUX you can find in the file below. Also we are always happy to consult you additionally regarding GREASOLUX applications.