Bathtubs; bath installations; shower booths, namely, shower cubicles; showers; wash-hand basins being parts of sanitary installations; wash-hand bowls being parts of sanitary installations; vanity top sinks; toilet bowls with integrated bidet water jets; toilet bowls; water closets; toilet seats; toilet seats with a washing warm water squirter; toilet stool units with a washing warm water squirter; bidets; urinals being sanitary fixtures