Faucets; Aquarium filters; Arm rests for use with toilet seats; Automatic faucets; Automatic flush valves for toilets; Automatically operated electric lighting apparatus for use with animal feeders; Bath installations; Decorative water fountains; Flushometer valves; Hand held shower heads; Hand showers; Hot tub jets; Ice machines; Irrigation spray nozzles; Irrigation sprinklers; Marine sewage holding tanks; Portable electric heaters; Sauna bath installations; Sewage purification installations...