Kathodischer Korrosionsschutz für Stahlfilter

The text describes the cathodic corrosion protection for steel filter containers. It mentions that this method has proven effective in swimming pool and industrial filter systems, as well as in systems where ozone is used as a disinfectant. The text also explains how the cathodic corrosion protection works by evenly distributing the current to the parts of the container that come into contact with water.