Aerators for faucets; Apparatus for purifying tap water; Aquarium filter cartridges; Automatic faucets; Automatic flush valves for toilets; Faucet filters; Filters for aquariums; Filters for water purifiers; Hand-held shower heads; Handheld shower heads; Jet nozzles for bathtubs; Mixing valves for faucets; Single-lever faucets for sinks; Tap water purifying apparatus; Taps for bidets; Water control valves for faucets; Water filtering apparatus; Water filtering units; Water filters; Water puri...