24520 - Prefabricated wood buildings & Components (Miscellaneous)
24521 - Components for Stationary buildings (not sold as complete units) + Wall, Partition, Floor, Ceiling panels, etc.
2452173 - - Components for Stationary buildings: Residential (Homes, Town houses & Apartments)
2452175 - - Components for Stationary buildings: Nonresidential (+ Motels & Hotels)
2452199 - - Components for Stationary buildings not sold as complete units (Miscellaneous)
24522 - Precut packages for Stationary buildings (sold as complete units)
2452217 - - Precut packages for Prefabricated residential log homes, sold as complete units
2452219 - - Precut packages for other Prefabricated stationary residential wood buildings, incl Homes, Townhouses & Apartments
2452221 - - Precut packages for Stationary buildings: Residential (Homes, Town houses & Apartments)
2452223 - - Precut packages for Stationary buildings: Nonresidential (+ Motels & Hotels)
2452299 - - Precut packages for Stationary buildings sold as complete units (Miscellaneous)
24523 - Stationary buildings sold as complete units & in panel form
2452333 - - Stationary buildings: Residential: Single family + Town houses
2452335 - - Stationary buildings: Residential: Multifamily
2452337 - - Stationary buildings: Nonresidential (+ Motels & Hotels)
2452399 - - Stationary buildings sold as complete units & in panel form (Miscellaneous)
24524 - Stationary buildings with floors & Walls & usually ceilings & Roofs in three-dimensional assemblies
2452441 - - Stationary buildings with floors & Walls: Residential (Homes, Town houses & Apartments)
2452447 - - Stationary buildings with floors & Walls: Nonresidential (+ Motels & Hotels)
2452499 - - Stationary buildings with floors & Walls & usually ceilings & Roofs in three-dimensional assemblies (Miscellaneous)
2452XX0 - - Prefabricated wood buildings & Components (Miscellaneous - Volume)
2452XX2 - - Prefabricated wood buildings & Components (Miscellaneous - Speciality)