Faucets; Showers; Sinks; Bath installations; Flexible pipes being parts of shower plumbing installations; Hand-held showers; Kitchen sinks; Mixer faucets for water pipes; Plumbing fittings, namely, shower control valves; Plumbing fixtures, namely, shower mixers; Showerheads and components thereof; Strainers for plumbing drains; Toilet seat lids; Toilet stool units with a washing water squirter; Water filtration apparatus