Spigots; Faucet handles; Flexible pipes being parts of shower plumbing installations; Hand held shower heads; Shower bases; Shower faucet extensions; Shower head sprayers; Shower heads; Showerheads and components thereof; Sprinkler heads for irrigation sprinklers; Taps for washstands; Water filtering apparatus; Water filters; Water filtration and purification units and replacement cartridges and filters therefor; Water purification units