*Structural Components: Foundations, floors and walls
* Exterior Components: Siding paint, windows, decks, garage doors, etc.
* Roofing: Coverings, flashings, chimneys, etc.
* Plumbing: Piping, fixtures, faucets, water heating and fuel storage systems, etc.
* Electrical: Wiring, main service panels, conductors, switches, receptacles, etc.
* Heating: Equipment, safety controls, distribution systems, chimneys, etc.
* Air Conditioning and Heat Pumps: Cooling and air-handling equipment, controls, ducting, etc.
* Interior: Partitions, ceilings, floors, railings, doors and windows, etc.
* Insulation and Ventilation: Attics, walls, floors, foundations, kitchen and bathrooms, etc.