Bath fittings; bath plumbing fixtures; bath tubs; bath tubs for sitz baths; bidets; flushing apparatus; flushing tanks; hair dryers; hand-drying apparatus for wash rooms; toilet seats; shower cubicles (enclosures); showers; sinks; taps and faucets; toilet bowls; toilet seats; toilets (water-closets); portable toilets; urinals (sanitary fixtures); valves (level controlling) in tanks; wash-hand basins and bowls (parts of sanitary installations); washers for water taps; hand-drying apparatus for washrooms; water closet; water heaters