Air-conditioning apparatus; Air filtering units; Cooking products, namely, liners for conventional ovens in the nature of heat-transmitting containers for providing uniform heat and humidity during cooking; Cooking ranges; Dish sterilizers; Electric cooking stoves; Electric food warmers in the nature of portable household appliances; Heat pumps; Refrigeration equipment, namely, food and beverage chilling units; Refrigerators; Shower tubs; Showers; Sinks; Ventilating fans for household use; Water heaters; Air-conditioning, air cooling and ventilation apparatus and instruments; Apparatus for cooking, namely, cooktops; Apparatus for the exchange of substances and heat for use in the production of steam, for use in cooking and for use in refrigeration; Ceiling fans with integrated lights; Electric fans; Electric foods warming units for institutional food services; Electric autoclaves for cooking; Electric toaster ovens; Heating systems for residential and commercial buildings comprised of boilers, valves, pipes, manifolds, solar panels, control panel, switches and electrical wire, all sold as a unit; Interior environment control system for commercial buildings, namely, heaters, ventilators and humidifiers all sold as a unit; Laundry centers, namely, a clothes dryer combined with a clothes washer; Multi-purpose, electric countertop food preparation apparatus for cooking, baking, broiling, roasting, toasting, searing, browning, barbecuing and grilling food; Pressure cooking saucepans, electric