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Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
fan blades for use in heating, ventilation, cooling and refrigeration systems to force air movement; blower wheels and specially adapted accessories for blower wheels, namely, pulleys, belts, bearings, brackets, shafts, hubs, hardware, collars, and spacers for air moving components for heating, air conditioning, refrigeration and ventilation applications; blower wheels and accessories, namely, pulleys, belts, bearings, brackets, shafts, hubs, hardware, collars, and spacers sold as a unit for air moving components for heating, air conditioning, refrigeration and ventilation applications