Cross Gable: Similar to the gable roof, but has two parts that cross.
Flat: A flat roof is exactly that – flat. Easy to build and uses few materials.
Mansard: A French gable roof. Differs in that the mansard has a flat area at the top instead of being perfectly triangular.
Hipped: A low-pitched roof that allows rain and snow to run off easily. It also allows for large eaves on a building.
Cross Hipped: Similar to a hipped roof, but has two parts that cross.
Pyramidal: A hipped roof that forms a pyramid shape.
Shed: Similar to a gable roof, as it allows rain and snow to run off easily. One of the easiest roofs to build.
Saltbox: Similar to a gable roof, but its two sides are not symmetrical.
Gambrel: When viewed from the side, this roof looks more bell-like than triangular. It is similar to a flattened gable roof.
Barge Board: A board that conceals roof timbers projecting over gables.
Beam: A long piece of wood or steel that supports the roof.
Cornice: The overhanging part of the roof (the part that sticks out past the building’s walls).
Eave: The beam ends of the roof that allows water to drip off away from the building’s walls.
Fascia: The edge of the cornice.
Rafter: Parallel beams that support a roof.
Soffit: The underside of the eave.
Truss: A framework of beams that support the roof.