11 Air conditioning, heating, and ventilating apparatus for air craft; refrigerating cabinets and installations for air craft; drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems for air craft; air conditioning installations for air craft composed primarily of pipes through which cold or low temperature water circulates; pipework for air conditioning installations for air craft, namely, hoses made of rubber and plastic; pipework for air conditioning installations for air craft, namely, heat pipes to cool heat producing components; sanitary installations, namely, lavatories; sanitary plumbing fittings for air vehicles, namely, valves, drains, and faucet aerators; water supply and waste water drainage installations for air craft and systems consisting thereof, namely, pipes and faucets being parts of sanitary installations, and drains being plumbing fittings; lighting installations for air craft; cabin lighting installations for air craft; equipment for airplane cabins, namely, aircraft galleys sold equipped with food preparation apparatus, namely, heating and cooling appliances; equipment for airplane cabins, namely, aircraft lavatories sold equipped with sanitary facilities, namely, toilets and sinks