34480 - Prefabricated metal buildings (Miscellaneous)
34481 - Prefabricated metal building systems, excl farm service buildings, Residential buildings & Parts
3448115 - - Prefabricated metal building systems: Industrial & Commercial
3448117 - - Prefabricated metal building systems: Institutional, Medical & Religious
3448118 - - Prefabricated metal building systems: Public & Educational
3448199 - - Prefabricated metal building systems: Other
34482 - Prefabricated & Portable metal buildings (General) & Parts
3448211 - - Prefabricated & Portable greenhouses, Steel & Aluminum
3448213 - - Dwellings + Vacation homes & Camps: Steel
3448214 - - Farm service type buildings: Grain storage buildings + Farm & Commercial types, Steel & Aluminum
3448215 - - Farm service type buildings: other Farm service buildings (Livestock shelters, Machinery storage, etc.)
3448216 - - Small utility buildings + Tool sheds, Cabanas, Storage houses, etc.: Steel
3448217 - - Small utility buildings (General) + Garages, etc.: Steel
3448218 - - Prefabricated & Portable dwellings, Steel & Aluminum (incl Vacation homes & Camps)
3448223 - - Dwellings + Vacation homes & Camps: Aluminum
3448226 - - Small utility buildings + Tool sheds, Cabanas, Storage houses, etc.: Aluminum
3448227 - - Small utility buildings (General) + Garages, etc.: Aluminum
3448254 - - Panels, Parts or Sections for Prefabricated buildings
3448299 - - Prefabricated & Portable metal buildings (General) & Parts (Miscellaneous)
3448XX0 - - Prefabricated metal buildings (Miscellaneous - Volume)
3448XX2 - - Prefabricated metal buildings (Miscellaneous - Speciality)