11 Apparatus and equipment for water supply and sanitary purposes, vacuum operated or vacuum enhanced sewage, water or liquid treatment and purification systems and installations and plants, and parts thereof, including with integrated toilets, discharge valves, grey water valves, faucets, grease traps, floor drains, blowers, air and liquid ejectors, vacuum pumps, filters, additive injectors, sluices, storage tanks and separators, and incorporating integrated controllers and monitoring devices; all the aforementioned goods for use in waste and waste water collection and treatment solutions for trains, including for use in vacuum toilets for trains; sanitary installations for trains; vacuum toilets for trains and parts therof, included in this class.