11 apparatus for heating, steam generating and cooking, cooking, baking, frying, grilling, toasting, thawing, namely, electric ranges, electric hot plates, immersion heaters, electric cooking pots with integrated heating, microwave ovens, electric coffee and tea makers for domestic use, refrigerators, vacuum-isolated refrigerators, deep freezers, ice-makers, ice cream makers, clothes dryers, tumble laundry dryers, electric hot air hand-dryers, hand held electric hair dryers, ventilating louvers, grease filters; and air extractor devices and/or filtering devices for cooking places or kitchens, namely, extractor hoods, air conditioning units and devices to improve air quality, namely, air humidifiers; fittings for steam, air and water piping installations and sanitary installations; hot water heaters, kitchen sinks, and heat pumps