FTP

Manufacturers' representatives in the field of heating, cooling, and environmental control systems and equipment; consulting services in the field of providing businesses and consumers with consumer information and consumer application information about, and advice on, the selection of heating, cooling, heat transfer, air transfer, and environmental control systems and equipment

Heating and cooling contractor services; heat transfer and air transfer contractor services; installation and repair of heating, cooling, heat transfer, air transfer, and environmental control systems and equipment; consulting services in the field of the installation of heating, cooling, heat transfer, air transfer, and environmental control systems and equipment

Consulting services in the field of the manufacture of heating and cooling systems and equipment and heat transfer and air transfer systems and equipment

Consulting services in the field of the design, development, and use of heating and cooling systems and equipment and heat transfer and air transfer systems and equipment; technical consulting services in the field of the operation of heating, cooling, heat transfer, air transfer, and environmental control systems and equipment