Ionization apparatus for the treatment of air and water; Air sterilizers; Air sterilising apparatus; Air ozonizers; Air purifiers; Air purification installations; Air sterilizing apparatus; Air cleaning apparatus; Electric air deodorising apparatus; Air sterilizers for household purposes; Air cleaning apparatus for household purposes; Air purifiers for household purposes; Air purifying units for household purposes; Air cleaners for household purposes; Electric deodorizing unit for household p...