Half-hipped (clipped gable, jerkinhead ): A combination of a gable and a hip roof (pitched roof without changes to the walls) with the hipped part at the top and the gable section lower down.See also roof pitch, crow-stepped, corbie stepped, stepped gable: A gable roof with its end parapet walls below extended slightly upwards and shaped to resemble steps.
Cross gabled: The result of joining two or more gabled roof sections together, forming a T or L shape for the simplest forms, or any number of more complex shapes.Gable (ridged, dual-pitched, peaked, saddle, pack-saddle, saddleback, span roof ): A simple roof design shaped like an inverted V.Saw-tooth: Multiple single-pitched roofs arrayed in a row, sometimes seen on factories.Shed roof (lean-to, pent roof, skirt roof, outshot, skillion, mono-roof ): A roof with one slope, historically attached to a taller wall.Although referred to as flat they are generally gently pitched. Modern materials which are highly impermeable to water make possible the low-pitch roofs found on large commercial buildings. Flat: These are found in traditional buildings in regions with a low precipitation.Towers, especially church towers, frequently feature special roof shapes