6 Metal facade panels, namely, facade panels containing heating, cooling, and ventilating components; metal retrofit facade panels, namely, facade panels containing heating, cooling, and ventilating components; building materials, namely, prefabricated metal facade panels containing heating, cooling, and ventilating components; building materials, namely, prefabricated metal facade panels containing fans.
19 Non-metal facade panels, namely, facade panels containing heating, cooling, and ventilating components; non-metal retrofit facade panels, namely, facade panels containing heating, cooling, and ventilating components; building materials, namely, prefabricated non-metal facade panels containing heating, cooling, and ventilating components; building materials, namely, prefabricated non-metal facade panels containing fans.
37 Installation of facade panels, namely, facade panels containing components heating, cooling, and ventilating components; construction services, namely, installation of facade panels on buildings; construction services, namely, installation of facade panels containing heating, cooling, and ventilating components; construction services, namely, installation of facade panels and structural anchors, fire and smoke baffles, windows, fans, ventilation ducts, and piping for heating and cooling on buildings.
