11 Apparatus for lighting, namely, lighting installations; apparatus for heating, namely, floor and pavement heating apparatus, aquarium heaters, central heating radiators, electric beverage heaters, gas water heaters, space heating apparatus, heating apparatus for vehicles; apparatus for steam generating, namely, steam generators, steam generating installations, power-operated vaporizers for industrial, commercial, or household purposes; apparatus for cooking, namely, cooktops, microwave ovens, cooking rings, cooking tunnels; apparatus for refrigerating, namely, refrigerating appliances and installations, refrigeration equipment, namely, food and beverage chilling units; apparatus for drying, namely, electric hand drying apparatus for washrooms, drying apparatus for chemical processing, drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; apparatus for ventilating, namely, ventilating fans for commercial, household, and industrial use, turbine ventilators, air-conditioning, air cooling, heat recovery ventilators; apparatus for water supply, namely, water softening apparatus and installations, water purification and filtration apparatus, regulating accessories for water supply, namely, metered valves; apparatus for sanitary purposes, namely, electric air sanitizing unit, ozone sanitizers for air and water, sanitizing apparatus for linens or surfaces of objects using ultraviolet light, ozone sterilization and low pressure techniques